contact@elveflow.com+33(0).184.163.807+1(414)-406-4343 Elveflow is an Elvesys brand, an international microfluidics innovation center with high level researchers dedicated to microfluidics and organ-on-a-chip.
Array ( [name] => Blogs [posts] => Array ( [0] => stdClass Object ( [scalar] => [ID] => 166384 [title] => Biocompatible Polymers in Microfluidics: Applications & Insights [permalink] => https://www.elveflow.com/blog/biocompatible-polymers-in-microfluidics-applications-insights/ [post_type] => blogs [post_type_name] => blog ) [1] => stdClass Object ( [scalar] => [ID] => 169104 [title] => AERC 2025 Highlights with Elveflow [permalink] => https://www.elveflow.com/blog/aerc-2025-highlights/ [post_type] => blogs [post_type_name] => blog ) ) )
Array ( [name] => Flow control systems [posts] => Array ( [0] => stdClass Object ( [preview] => Array ( [image] => Array ( [ID] => 97968 [id] => 97968 [title] => OB1 microfluidics pressure driven flow controller elveflow [filename] => OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [filesize] => 140718 [url] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [link] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ob1-microfluidics-pressure-driven-flow-controller-elveflow/ [alt] => OB1 microfluidics pressure driven flow controller elveflow [author] => 27 [description] => OB1 microfluidics pressure driven flow controller elveflow [caption] => OB1 microfluidics pressure driven flow controller elveflow [name] => ob1-microfluidics-pressure-driven-flow-controller-elveflow [status] => inherit [uploaded_to] => 97261 [date] => 2022-10-13 12:45:39 [modified] => 2023-12-15 16:43:33 [menu_order] => 0 [mime_type] => image/webp [type] => image [subtype] => webp [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [thumbnail-width] => 150 [thumbnail-height] => 93 [medium] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [part_1] => OB1 MK4 [part_2] => Microfluidic Flow Controller [part_3] => 1 to 4 channels pressure & vacuum microfluidic flow controller [banniere_cta_shortode] => [ad__banner__product title="This product is also available in a modular range for improved automation capabilities." description="" button="Read More" link="https://www.elveflow.com/microfluidic-oem-custom-fluidic-systems/oem-products/oem-pressure-controller/"] ) [submenu] => Array ( [display] => 1 [image] => Array ( [ID] => 349 [id] => 349 [title] => 01 01 Pressure controller OB1 MK3 elveflow microfluidics 2 [filename] => 01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [filesize] => 1296 [url] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [link] => https://www.elveflow.com/?attachment_id=349 [alt] => 01 01 Pressure controller OB1 MK3 elveflow microfluidics 2 [author] => 8 [description] => 01 01 Pressure controller OB1 MK3 elveflow microfluidics 2 [caption] => 01 01 Pressure controller OB1 MK3 elveflow microfluidics 2 [name] => 01_01_pressure_controller_ob1_mk3_elveflow_microfluidics-2 [status] => inherit [uploaded_to] => 324 [date] => 2019-08-03 13:36:23 [modified] => 2023-12-15 16:22:23 [menu_order] => 0 [mime_type] => image/svg+xml [type] => image [subtype] => svg+xml [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 861 [height] => 525 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [thumbnail-width] => 861 [thumbnail-height] => 525 [medium] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [medium-width] => 861 [medium-height] => 525 [medium_large] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [medium_large-width] => 861 [medium_large-height] => 525 [large] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [large-width] => 861 [large-height] => 525 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [1536x1536-width] => 861 [1536x1536-height] => 525 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2019/08/01_01_Pressure_controller_OB1_MK3_elveflow_microfluidics-2.svg [2048x2048-width] => 861 [2048x2048-height] => 525 ) ) [is_new] => [is_best_seller] => 1 [subtitle] => OB1 MK4 ) [avantages] => Array ( [liste] => Array ( [0] => Array ( [icon] => icon-arrow-right [titre] => PRESSURE AND VACUUM CONTROL [texte] => Accurately control pressure to push and pull liquid ) [1] => Array ( [icon] => icon-arrow-right [titre] => FLOW CONTROL [texte] => Pair it with a flow sensor for accurate flow control ) [2] => Array ( [icon] => icon-arrow-right [titre] => UNMATCHED PERFORMANCE [texte] => High precision and responsiveness for your flow regulation ) [3] => Array ( [icon] => icon-check [titre] => MICROFLUIDIC AUTOMATION [texte] => Automate and control your microfluidic experiment ) ) ) [introduction_texte] => The OB1 allows you to control the output pressure of up to 4 channels independently, from -900 mbar to 8 bar, for a wide variety of advanced microfluidic applications. Thanks to our proprietary Piezoelectronic Technology, the OB1 MK3+ is 10 times more stable and up to 10 times faster than other microfluidic flow controllers. [introduction] => Array ( [gallery] => Array ( [0] => Array ( [ID] => 97968 [id] => 97968 [title] => OB1 microfluidics pressure driven flow controller elveflow [filename] => OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [filesize] => 140718 [url] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [link] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ob1-microfluidics-pressure-driven-flow-controller-elveflow/ [alt] => OB1 microfluidics pressure driven flow controller elveflow [author] => 27 [description] => OB1 microfluidics pressure driven flow controller elveflow [caption] => OB1 microfluidics pressure driven flow controller elveflow [name] => ob1-microfluidics-pressure-driven-flow-controller-elveflow [status] => inherit [uploaded_to] => 97261 [date] => 2022-10-13 12:45:39 [modified] => 2023-12-15 16:43:33 [menu_order] => 0 [mime_type] => image/webp [type] => image [subtype] => webp [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [thumbnail-width] => 150 [thumbnail-height] => 93 [medium] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-elveflow.webp [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [1] => Array ( [ID] => 97977 [id] => 97977 [title] => OB1 microfluidics flow controller pressure outlets elveflow [filename] => OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [filesize] => 602714 [url] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [link] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ob1-microfluidics-flow-controller-pressure-outlets-elveflow/ [alt] => OB1 microfluidics flow controller pressure outlets elveflow [author] => 27 [description] => OB1 microfluidics flow controller pressure outlets elveflow [caption] => OB1 microfluidics flow controller pressure outlets elveflow [name] => ob1-microfluidics-flow-controller-pressure-outlets-elveflow [status] => inherit [uploaded_to] => 97261 [date] => 2022-10-13 12:59:58 [modified] => 2023-12-15 16:43:33 [menu_order] => 0 [mime_type] => image/webp [type] => image [subtype] => webp [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [thumbnail-width] => 150 [thumbnail-height] => 93 [medium] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-flow-controller-pressure-outlets-elveflow.webp [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [2] => Array ( [ID] => 99789 [id] => 99789 [title] => OB1 pressure driven flow controller back elveflow [filename] => OB1-pressure-driven-flow-controller-back-elveflow.webp [filesize] => 343002 [url] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [link] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ob1-pressure-driven-flow-controller-back-elveflow/ [alt] => OB1 pressure driven flow controller back elveflow [author] => 27 [description] => OB1 pressure driven flow controller back elveflow [caption] => OB1 pressure driven flow controller back elveflow [name] => ob1-pressure-driven-flow-controller-back-elveflow [status] => inherit [uploaded_to] => 97261 [date] => 2022-11-03 09:54:11 [modified] => 2023-12-15 16:43:49 [menu_order] => 0 [mime_type] => image/webp [type] => image [subtype] => webp [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [thumbnail-width] => 150 [thumbnail-height] => 93 [medium] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-pressure-driven-flow-controller-back-elveflow.webp [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [3] => Array ( [ID] => 329 [id] => 329 [title] => 02 MFS Standard flow rate sensor ELVEFLOW MICROFLUIDICS [filename] => 02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS.jpg [filesize] => 44684 [url] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS.jpg [link] => https://www.elveflow.com/?attachment_id=329 [alt] => 02 MFS Standard flow rate sensor ELVEFLOW MICROFLUIDICS [author] => 8 [description] => 02 MFS Standard flow rate sensor ELVEFLOW MICROFLUIDICS [caption] => 02 MFS Standard flow rate sensor ELVEFLOW MICROFLUIDICS [name] => 02_mfs_standard_flow_rate_sensor_elveflow_microfluidics-3 [status] => inherit [uploaded_to] => 324 [date] => 2019-08-03 12:56:20 [modified] => 2023-12-15 16:22:21 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS-300x185.jpg [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS-768x475.jpg [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS.jpg [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS.jpg [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2019/08/02_MFS_Standard_flow_rate_sensor_ELVEFLOW_MICROFLUIDICS.jpg [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [4] => Array ( [ID] => 97993 [id] => 97993 [title] => OB1 microfluidics pressure driven flow controller backflow filters 1 [filename] => OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1.webp [filesize] => 662282 [url] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1.webp [link] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ob1-microfluidics-pressure-driven-flow-controller-backflow-filters-2/ [alt] => OB1 microfluidics pressure driven flow controller backflow filters 1 [author] => 27 [description] => OB1 microfluidics pressure driven flow controller backflow filters 1 [caption] => OB1 microfluidics pressure driven flow controller backflow filters 1 [name] => ob1-microfluidics-pressure-driven-flow-controller-backflow-filters-2 [status] => inherit [uploaded_to] => 97261 [date] => 2022-10-13 13:05:24 [modified] => 2024-02-14 13:53:05 [menu_order] => 0 [mime_type] => image/webp [type] => image [subtype] => webp [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1-150x150.webp [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1-300x185.webp [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1-768x475.webp [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1.webp [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1.webp [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2022/10/OB1-microfluidics-pressure-driven-flow-controller-backflow-filters-1.webp [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [5] => Array ( [ID] => 1361 [id] => 1361 [title] => 01 Software ELVEFLOW MICROFLUIDICS [filename] => 01_Software_ELVEFLOW_MICROFLUIDICS.jpg [filesize] => 57035 [url] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS.jpg [link] => https://www.elveflow.com/?attachment_id=1361 [alt] => 01 Software ELVEFLOW MICROFLUIDICS [author] => 27 [description] => 01 Software ELVEFLOW MICROFLUIDICS [caption] => 01 Software ELVEFLOW MICROFLUIDICS [name] => 01_software_elveflow_microfluidics-2 [status] => inherit [uploaded_to] => 324 [date] => 2019-10-09 13:54:18 [modified] => 2023-12-15 16:25:05 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS-300x185.jpg [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS-768x475.jpg [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS.jpg [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS.jpg [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2019/08/01_Software_ELVEFLOW_MICROFLUIDICS.jpg [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [6] => Array ( [ID] => 19532 [id] => 19532 [title] => 04 MICROFLUIDIC RESERVOIR ELVEFLOW MICROFLUIDICS [filename] => 04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS.jpg [filesize] => 22169 [url] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS.jpg [link] => https://www.elveflow.com/microfluidic-applications/automated-cell-seeding/04_microfluidic_reservoir_elveflow_microfluidics-2/ [alt] => 04 MICROFLUIDIC RESERVOIR ELVEFLOW MICROFLUIDICS [author] => 27 [description] => 04 MICROFLUIDIC RESERVOIR ELVEFLOW MICROFLUIDICS [caption] => 04 MICROFLUIDIC RESERVOIR ELVEFLOW MICROFLUIDICS [name] => 04_microfluidic_reservoir_elveflow_microfluidics-2 [status] => inherit [uploaded_to] => 19519 [date] => 2020-07-29 15:09:50 [modified] => 2023-12-15 16:33:15 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 1000 [height] => 618 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS-300x185.jpg [medium-width] => 300 [medium-height] => 185 [medium_large] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS-768x475.jpg [medium_large-width] => 768 [medium_large-height] => 475 [large] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS.jpg [large-width] => 1000 [large-height] => 618 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS.jpg [1536x1536-width] => 1000 [1536x1536-height] => 618 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2020/07/04_MICROFLUIDIC_RESERVOIR_ELVEFLOW_MICROFLUIDICS.jpg [2048x2048-width] => 1000 [2048x2048-height] => 618 ) ) [7] => Array ( [ID] => 152607 [id] => 152607 [title] => OB1-schematics [filename] => OB1-shcematics.gif [filesize] => 493613 [url] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics.gif [link] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ob1-shcematics/ [alt] => OB1-schematics [author] => 27 [description] => [caption] => [name] => ob1-shcematics [status] => inherit [uploaded_to] => 97261 [date] => 2024-11-04 15:43:50 [modified] => 2024-11-04 15:53:52 [menu_order] => 0 [mime_type] => image/gif [type] => image [subtype] => gif [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 912 [height] => 698 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics-150x150.gif [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics-300x230.gif [medium-width] => 300 [medium-height] => 230 [medium_large] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics-768x588.gif [medium_large-width] => 768 [medium_large-height] => 588 [large] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics.gif [large-width] => 912 [large-height] => 698 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics.gif [1536x1536-width] => 912 [1536x1536-height] => 698 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2024/11/OB1-shcematics.gif [2048x2048-width] => 912 [2048x2048-height] => 698 ) ) ) [introduction_texte] => ) [principe] => Array ( [texte] => What is a microfluidic pressure-driven flow controller? <br /> Cutting-edge Microfluidic Flow Controller Designed by scientists for scientists, the versatile and powerful OB1 MK4 pressure controller provides the perfect flow control for all kinds of applications. Whether you need pressure or vacuum, low or high flow rate, for short or week-long processes and experiments, the OB1 MK4 is the ideal instrument for your microfluidic needs. Check out our OB1 animation here! The best performance on the market: Piezoelectric Technology The Elveflow OB1 MK4 is one of the best performing microfluidic flow control instruments worldwide that uses piezoelectric regulators. The piezoelectric technology gives you 20 times more precise and 10 times faster flow control than any other flow controller on the market. Customizable & upgradable: 1 module, up to 4 channels, 5 pressure & vacuum ranges available The OB1 MK4 can be configured according to your needs. In one piece of equipment, you can have up to 4 pressure and/or vacuum channels (and other customized options). If your needs change, the instrument can be upgraded later, in any way you want. Get the fastest flow rate control when paired with a flow sensor Connect the OB1 MK4 to a standard liquid flow rate sensor (MFS) or our premium Coriolis flow sensor (BFS, suitable for both liquid and gas) to directly control the flow rate in your chip. The system continuously calculates the pressure and maintains the desired and constant flow rate. Full control software, SDK, and UART communication Single and intuitive software to get started in a few clicks and automate complex and long experiments. The SDK libraries allow you to control the OB1 MK4 using your own code while connecting it to other instruments. The MK4 is also equipped with UART communication protocol in addition to the ESI and SDKs control, allowing it to communicate with most control systems, such as Mac, Linux, Arduino, PLC. OEM version available The OB1 MK4 can be used on a bench setup or embedded in your own product. Elveflow has a solution for every step of your research & development. Discover our OB1 MK4 OEM solution. [image] => ) [applications] => Array ( [texte] => Droplet microfluidics Microfluidic Alginate Bead generation Flow Chemistry Polymer synthesis Cell culture: cell perfusion Mixing & sequential injection Organ on a Chip Cell confinement assays Recirculation Lab on a chip Enhance oil recovery Videos Publications For all publications featuring our products, please click here. For all application notes based on our product, please click here. For reviews of our product, please click here. ) [specifications] => Array ( [texte] => This table summarizes the main specifications of the Elveflow OB1 MK4 pressure controller. OB1 MK4 CHANNEL PRESSURE RANGE 0 to 200 mbar1 (0 to 2.9 psi) 0 to 2,000 mbar1 (0 to 29 psi) 0 to 8,000 mbar1 (0 to 116 psi) -900 to 1,000 mbar1 (-13 to 14.5 psi) -900 to 6,000 mbar1 (-13 to 87 psi) Pressure stability (2) 0.015% FS 30 µbar (0.0004 psi) 0.005% FS 100 µbar (0.0014 psi) 0.006% FS 500 µbar (0.007 psi) -900 to 500 mbar: 0.005% FS 100 µbar (0.0014 psi) 500 to 1,000 mbar: 0.007% FS 150 µbar (0.0021 psi) -900 to 2,000 mbar: 0.005% FS 350 µbar (0.005 psi) 2,000 to 6,000 mbar: 0.007% FS 525 µbar (0.008 psi) Response time (3) down to 10 ms Settling time (4) down to 50 ms Minimum pressure increment 0.006% FS 12 µbar – 0.00017 psi 0.006% FS 120 µbar – 0.0017 psi 0.006% FS 480 µbar – 0.007 psi 0.0064% FS 120 µbar – 0.0017 psi 0.0061% FS 420 µbar – 0.006 psi Pressure supply 1.5 bar to 10 bar Non corrosive, non explosive, dry and oil-free gases, e.g., air, argon, N2, CO2, … Input vacuum (5) / / / Any value from -0.7 to -1 bar Compatible with vacuum pump or vacuum line Any value from -0.7 to -1 bar Compatible with vacuum pump or vacuum line Liquid compatibility Non contact pump Any aqueous, oil, or biological sample solution. Non-contractual information, may be changed without notice (1) Max pressure value might vary by +/- 2.5% (2)Pressure stability (standard deviation) measured over the full pressure range with an external high accuracy pressure sensor (Druck DPI150) (3) Time required to reach 5% of the setting point. Depends on the computer operating system (4) Time required to reach 95% of the set point. Volume dependent – Measurement was done on 12 mL reservoir for a set point from 0 to 200 mbar (5) A vacuum source is mandatory for calibration and use of dual channels even if the channels are to be used in pressure only Flow control Flow sensor compatibility Compatible with the whole MFS and BFS range Monitoring and feedback loop flow control available Flow rates From 0,1 µL/min to 500 mL/min (indicative, please refer to the MFS and BFS series) Liquid compatibility Non-contact pump Any aqueous, oil, or biological sample solution. Control & monitoring Software control Elveflow Smart Interface – Windows 7, 8, 10, both 32 and 64 bit versions supported Software Development Kit Libraries available: Matlab, Python, LabView, C++ – Windows 7 & 10, both 32 & 64 bit versions supported Serial/UART communication protocol on request Data management Possibility to log and extract data (CSV): channel and sensor detailed information using ESI Input profiles Possibility to load profiles: ramp, sine, triangle, square, or custom Automation Generate step-by-step sequences using the ESI built-in sequence management Log and export custom configurations (CSV) Screen LCD screen showing pressure and sensor flow rate in real time Electrical Specifications Input Voltage (V) 24V Typical Power (W) 12W Provided Power Supply Specifications Supply Voltage Range (V): 100 to 240 VAC Supply AC Frequency (Hz): 50 to 60 Hz Maximum Output Current (A): 1.5 A Maximum Output Power (W): 36W Interface USB Type B Communication Type Serial Software Control ESI Sensor Connection One M8 4-pins connector per channel Compatibility Elveflow sensors: MFS, MPS, MFP, MBD Custom sensors: 5 to 24V supply voltage, 0 to 10V readout voltage Triggers Input and Output TTL signal 0V or 5V Other Casing dimensions (length x width x height): 240 x 223 x 80 mm Weight 1.4 kg to 2.9 kg Non-contractual information, may be changed without notice [image] => ) [download] => Array ( [fichiers] => ) [faq] => Array ( [items] => Array ( [0] => Array ( [question] => What pressure range should I choose? [reponse] => The performances of the OB1 (for example, the pressure stability) is tied to the full operating pressure range. In order to achieve optimum performance, we recommend our users to choose the smallest pressure range that covers the required experimental pressures. ) [1] => Array ( [question] => Can I achieve direct flow control? [reponse] => By coupling a MFS or BFS flow sensor to the OB1 flow controller, you can use the software to directly control the flow rate by directly inputting the flow rate value. The software uses a PID loop to control the flow rate by setting automatically the pressure to reach the requested flow rate. Doing so, you can benefit of the best of the two worlds to get a fast and precise (pressure driven) volume flow rate (flow sensor). ) [2] => Array ( [question] => Can I connect a Pressure Sensor to the OB1? - [reponse] => Pressure and flow sensors can be connected directly to the OB1 MK4. The sensors can be used in passive mode (for monitoring only) or active mode (to enslave). ) [3] => Array ( [question] => Do I need a pressure and/or vacuum source to operate the OB1 Pressure controller ? [reponse] => Yes, you will need a pressure source to work with the OB1 pressure controller. You can either use the air supply of your lab if there is one, use a compressed air bottle or use an air compressor. Elveflow has selected a compressor that is perfectly fitted for most application using the OB1. If your OB1 has a vacuum channel, you will need a vacuum pump. Elveflow also proposes a selected pump that work perfectly with the OB1. ) [4] => Array ( [question] => How to install the OB1? [reponse] => Click here Unboxing video ) ) ) [more] => Array ( [more_title] => Software [texte] => ESI is Elveflow’s dedicated software interface, built to make life easier for experimenters. It is perfectly adapted for the control of simple and complex setups and workflow automation. It integrates several modules that make time-consuming and painful tasks simple. It comes with SDK libraries to control the Elveflow system from your own code. The OB1 control window allows to: Visualize the key parameters of each channel: the command pressure the output pressure Visualize sensor output when one is connected to the OB1 (a flow rate sensor on the first channel in the video presented below) Set any pressure or flow rate pattern (predefined or custom) Easily switch to the flow rate control mode (sensor mode) Use the pause/play button to preset the parameters on each channel and launch them simultaneously Save configurations to gain time in the future or automate your workflow thanks to the sequencer Open a graph to visualize and save data Launch and use dedicated modules to simplify specific experimental tasks [image] => [video] => ) [outline1] => Array ( [text] => Advantages of Pressure control in microfluidics Fast settling time High stability and pulseless flow Possibility to handle fluid volumes of several liters Enable both flow and pressure control when used with a flow meter For more details about Pressure driven flow control, please read this application note. [image] => ) [customization] => Array ( [title] => Get the perfect instrument [] => [image] => Array ( [ID] => 1627 [id] => 1627 [title] => ELVEFLOW PRESSURE CONTROLLER OUTLETS@2x 768x441 [filename] => ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441.jpg [filesize] => 29701 [url] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441.jpg [link] => https://www.elveflow.com/?attachment_id=1627 [alt] => ELVEFLOW PRESSURE CONTROLLER OUTLETS@2x 768x441 [author] => 27 [description] => ELVEFLOW PRESSURE CONTROLLER OUTLETS@2x 768x441 [caption] => ELVEFLOW PRESSURE CONTROLLER OUTLETS@2x 768x441 [name] => elveflow-pressure-controller-outlets2x-768x441 [status] => inherit [uploaded_to] => 324 [date] => 2019-10-11 14:34:22 [modified] => 2024-08-19 14:21:20 [menu_order] => 0 [mime_type] => image/jpeg [type] => image [subtype] => jpeg [icon] => https://www.elveflow.com/wp-includes/images/media/default.png [width] => 768 [height] => 441 [sizes] => Array ( [thumbnail] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441-150x150.jpg [thumbnail-width] => 150 [thumbnail-height] => 150 [medium] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441-300x172.jpg [medium-width] => 300 [medium-height] => 172 [medium_large] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441.jpg [medium_large-width] => 768 [medium_large-height] => 441 [large] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441.jpg [large-width] => 768 [large-height] => 441 [1536x1536] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441.jpg [1536x1536-width] => 768 [1536x1536-height] => 441 [2048x2048] => https://www.elveflow.com/wp-content/uploads/2019/10/ELVEFLOW-PRESSURE-CONTROLLER-OUTLETS@2x-768x441.jpg [2048x2048-width] => 768 [2048x2048-height] => 441 ) ) [texte_1] => Directly connect a flow sensor Control the flow inside your microfluidic setup By connecting a MFS or BFS Flow Sensor to the OB1 MK4, you enable direct rapid and precise regulation of the flow rate. The PID algorithm of the software reads the flow rate and adjusts the pressure accordingly to reach the target flow rate with speed and precision. [texte_2] => 5 pressure ranges for each channel Choose the pressure range best suited to your need We have several pressure channel options available covering a wide range, up to 8000 mbar (116 PSI) and down to -900 mbar (-13 PSI). Choose the pressure channel that covers your experimental pressure requirements. [texte_3] => Choose between 1 to 4 channels, and more… How many channels do you want? The OB1 MK4 is a compact module that can accommodate up to 4 channels (pressure and/or vacuum). Each module can be upgraded at any time and have channels added or changed. You can control as many channels as you want with one computer. Need more channels on one module (8, 16, 64…. or even more)? Our custom service would design a specific pressure controller that fits your needs. ) [outline2] => Array ( [image] => [text] => ) [produits_associes] => Array ( [0] => 375 [1] => 382 [2] => 1084 [3] => 369 ) [application_packs_on] => [software_on] => 1 [distributors_on] => [services_on] => [citation_author_repeater] => [citation_publication_date] => [citation_keywords_repeater] => [description_GS] => [testimonials_prod] => Array ( [0] => Array ( [testimonial_] => Array ( [testimonial_text] => We are using the device extensively at the moment and I have been quite impressed by its capabilities [testimonial_author] => Dr. Hayden Taylor, University of California, Berkeley, United States [testimonial_product] => OB1 flow controller user ) ) [1] => Array ( [testimonial_] => Array ( [testimonial_text] => I found the systems quite robust and easy to connect and use [testimonial_author] => Martino Chiara - deMello Group, ETH Zurich, Switzerland [testimonial_product] => Droplet pack user ) ) [2] => Array ( [testimonial_] => Array ( [testimonial_text] => The OB1 is performing so well and we are very impressed by its behavior so far. [testimonial_author] => Eric Pedrol Ripoll, Facultat de Quimica, Universitat Rovira i Virgili, Spain [testimonial_product] => OB1 flow controller user ) ) [3] => Array ( [testimonial_] => Array ( [testimonial_text] => The Elveflow OB1 enables us precise pressure and flow control and measurement in various microfluidic and lab scale projects from tissue engineering to membrane filtration analysis. [testimonial_author] => Arne Lüken, Chemical Process Engineering at RWTH Aachen, Germany [testimonial_product] => OB1 flow controller user ) ) [4] => Array ( [testimonial_] => Array ( [testimonial_text] => We are the proud owners of an OB1 we bought about a decade ago. It is still going strong. We would like to ask for a quote for another OB1. [testimonial_author] => Dr. David Tadres, University of California, Santa Barbara [testimonial_product] => OB1 flow controller user ) ) [5] => Array ( [testimonial_] => Array ( [testimonial_text] => After an easy installation, we are now using the OB1 and flow sensors routinely and are very satisfied by both the flow stability and the software's user-friendly interface. [testimonial_author] => Nelson BC Serre and Matyáš Fendrych, Cell Growth Lab, Department of Experimental Plant Biology, Charles University, Czech Republic [testimonial_product] => OB1 flow controller user ) ) [6] => Array ( [testimonial_] => Array ( [testimonial_text] => We have used Elveflow's products for about 9 years now and are big fans, and have made lots of recommendations to friends in Wageningen and the Netherlands. They are so easy to use, reliable and the pricing is sharp. We are very happy customers! [testimonial_author] => Prof. Dr. Joris Sprakel, Physical Chemistry and soft Matter, Wageningen university, Netherlands [testimonial_product] => OB1 flow controller user ) ) [7] => Array ( [testimonial_] => Array ( [testimonial_text] => I've extensively used Elveflow systems in the World's most Brilliant X-ray source. Elveflow systems are precise, controlled and adaptive to many samples under adverse conditions. [testimonial_author] => Pushparani Micheal Raj, PhD, Max Planck Institute of Quantum Optics, Lund, Sweden & MAX IV Laboratory, Bavaria, Germany [testimonial_product] => OB1 flow controller user ) ) [8] => Array ( [testimonial_] => Array ( [testimonial_text] => We use Elveflow instrument in several projects and they are great to work with. The LabVIEW implementation was also very successful. I hope more people can get to know the OB1 system. [testimonial_author] => Seongjin Park, Senior Engineer, Illumina [testimonial_product] => OB1 flow controller user ) ) ) [announcement_box] => [oem_product_banner] => Array ( [product_banner] => [product_title] => [product_description] => [button_label] => [button_url] => ) [ID] => 97261 [title] => Flow controller [permalink] => https://www.elveflow.com/microfluidic-products/microfluidics-flow-control-systems/ob1-pressure-controller/ [post_type] => control [post_type_name] => Flow control system ) ) )
The OB1 allows you to control the output pressure of up to 4 channels independently, from -900 mbar to 8 bar, for a wide variety of advanced microfluidic applications.
Thanks to our proprietary Piezoelectronic Technology, the OB1 MK3+ is 10 times more stable and up to 10 times faster than other microfluidic flow controllers.
Designed by scientists for scientists, the versatile and powerful OB1 MK4 pressure controller provides the perfect flow control for all kinds of applications. Whether you need pressure or vacuum, low or high flow rate, for short or week-long processes and experiments, the OB1 MK4 is the ideal instrument for your microfluidic needs.
Check out our OB1 animation here!
The Elveflow OB1 MK4 is one of the best performing microfluidic flow control instruments worldwide that uses piezoelectric regulators. The piezoelectric technology gives you 20 times more precise and 10 times faster flow control than any other flow controller on the market.
The OB1 MK4 can be configured according to your needs. In one piece of equipment, you can have up to 4 pressure and/or vacuum channels (and other customized options). If your needs change, the instrument can be upgraded later, in any way you want.
Connect the OB1 MK4 to a standard liquid flow rate sensor (MFS) or our premium Coriolis flow sensor (BFS, suitable for both liquid and gas) to directly control the flow rate in your chip. The system continuously calculates the pressure and maintains the desired and constant flow rate.
Single and intuitive software to get started in a few clicks and automate complex and long experiments. The SDK libraries allow you to control the OB1 MK4 using your own code while connecting it to other instruments. The MK4 is also equipped with UART communication protocol in addition to the ESI and SDKs control, allowing it to communicate with most control systems, such as Mac, Linux, Arduino, PLC.
The OB1 MK4 can be used on a bench setup or embedded in your own product. Elveflow has a solution for every step of your research & development. Discover our OB1 MK4 OEM solution.
For all publications featuring our products, please click here.
For all application notes based on our product, please click here.
For reviews of our product, please click here.
This table summarizes the main specifications of the Elveflow OB1 MK4 pressure controller.
Non-contractual information, may be changed without notice
(1) Max pressure value might vary by +/- 2.5% (2)Pressure stability (standard deviation) measured over the full pressure range with an external high accuracy pressure sensor (Druck DPI150) (3) Time required to reach 5% of the setting point. Depends on the computer operating system (4) Time required to reach 95% of the set point. Volume dependent – Measurement was done on 12 mL reservoir for a set point from 0 to 200 mbar (5) A vacuum source is mandatory for calibration and use of dual channels even if the channels are to be used in pressure only
The performances of the OB1 (for example, the pressure stability) is tied to the full operating pressure range.
In order to achieve optimum performance, we recommend our users to choose the smallest pressure range that covers the required experimental pressures.
By coupling a MFS or BFS flow sensor to the OB1 flow controller, you can use the software to directly control the flow rate by directly inputting the flow rate value.
The software uses a PID loop to control the flow rate by setting automatically the pressure to reach the requested flow rate. Doing so, you can benefit of the best of the two worlds to get a fast and precise (pressure driven) volume flow rate (flow sensor).
Pressure and flow sensors can be connected directly to the OB1 MK4. The sensors can be used in passive mode (for monitoring only) or active mode (to enslave).
Yes, you will need a pressure source to work with the OB1 pressure controller.
You can either use the air supply of your lab if there is one, use a compressed air bottle or use an air compressor. Elveflow has selected a compressor that is perfectly fitted for most application using the OB1.
If your OB1 has a vacuum channel, you will need a vacuum pump. Elveflow also proposes a selected pump that work perfectly with the OB1.
Click here
Unboxing video
ESI is Elveflow’s dedicated software interface, built to make life easier for experimenters. It is perfectly adapted for the control of simple and complex setups and workflow automation. It integrates several modules that make time-consuming and painful tasks simple. It comes with SDK libraries to control the Elveflow system from your own code.
The OB1 control window allows to:
For more details about Pressure driven flow control, please read this application note.
By connecting a MFS or BFS Flow Sensor to the OB1 MK4, you enable direct rapid and precise regulation of the flow rate. The PID algorithm of the software reads the flow rate and adjusts the pressure accordingly to reach the target flow rate with speed and precision.
We have several pressure channel options available covering a wide range, up to 8000 mbar (116 PSI) and down to -900 mbar (-13 PSI). Choose the pressure channel that covers your experimental pressure requirements.
The OB1 MK4 is a compact module that can accommodate up to 4 channels (pressure and/or vacuum). Each module can be upgraded at any time and have channels added or changed. You can control as many channels as you want with one computer.
Need more channels on one module (8, 16, 64…. or even more)? Our custom service would design a specific pressure controller that fits your needs.
OtherUpgradeSupportAdvanced RangeOEMServices / Training / Installation / RentalsMicrofabricationEssential RangeAccessories
Get in Touch
Need customer support?
Name*
Email*
Serial Number of your product*
Support Type AdviceHardware SupportSoftware Support
Subject*
Message
I hereby agree that Elveflow uses my personal data Newsletter subscription
[recaptcha]
Message I hereby agree that Elveflow uses my personal data Newsletter subscription
We will answer within 24 hours