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622 EC-BL-DU-VD

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622 EC-BL-DU-VD

Product catalog summary

Product Features and Applications

Delivers two different media simultaneously, oil-free, maintenance-free, with minimal vibrations and reduced pulsation.
Low noise, small size, high flow, lightweight, minimal current consumption, and virtually leak-tight.
Applications include blood pressure monitoring, anaesthesia equipment, exhaust gas analysers, gas detectors, autosamplers, pipetting devices, and pneumatics.

Technical Specifications

Operating Voltage: Available in 12 Vdc and 24 Vdc versions.
Art.No. for parallel and serial configurations provided for different models.
Free Flow: Varies by model, with specific flow rates at 300 mbar and -300 mbar.
Max Pressure and Vacuum: Detailed for each model.
Motor Type: Long life brushless with ball bearings, available in 2-wire and 4-wire versions with analog or PWM control input.
Max Current: Ranges from 500 mA to 1500 mA depending on the model.

Construction and Materials

Pump Head: Standard and optional materials available.
Diaphragm and Valves: Options include PUR, EPDM, FKM, FFKM, and PTFE.
Weight: Approximately 8 grams.

Performance Curves

Performance curves provided for different models, illustrating flow rates against pressure and vacuum levels.

Customization and Contact Information

Custom versions available upon request without extra costs.
Contact: Schwarzer Precision, Am Lichtbogen 7, 45141 Essen, Germany. Phone: +49 201 31697-0, Fax: +49 201 31697-29, Email: [email protected], Website: http://www.schwarzer.com

Catalog excerpts

Eccentric Diaphragm Pumps for Gas / Air Product Features • delivers two different media at the same time • oil free • maintenance free • minimum vibrations • reduced pulsation • low noise • small size • high flow • lightweight • minimal current consumption • virtually leak tight • Blood Pressure Monitoring • Anaesthesia Equipment • Exhaust Gas Analysers • Gas Detectors • Autosamplers • Pipetting Devices • Pneumatics Am Lichtbogen 7 • 45141 Essen • Germany Phone: +49 201 31697-0 • Fax: +49 201 31697-29 e-mail: [email protected] • http://www.schwarzer.com Subject to change without notice. Given values are for preliminary information

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Eccentric Diaphragm Pumps for Gas / Air SP 620 / 622 EC-BL-DU The pumps listed below represent a typical selection of our wide range of eccentric pumps and are intended for initial tests. Customised versions for your individual application would be made without extra costs - please contact us! Note: In order to achieve highest life time, we offer different diaphragm designs. Please inform us about your application. Operating Voltage Art.No. (parallel) Art.No. (serial) Pneumatic Performance parallel 7,8 Free Flow [l/min] Pressure Side flow at: 300 mbar [l/min] max. Pressure [mbar] Vacuum Side...

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Eccentric Diaphragm Pumps for Gas / Air Standard: connection ports as shown. Optional: 3 other port positions possible (see dashed lines) Am Lichtbogen 7 • 45141 Essen • Germany Phone: +49 201 31697-0 • Fax: +49 201 31697-29 e-mail: [email protected] • http://www.schwarzer.com Subject to change without notice. Given values are for preliminary information only and not legally binding. 04.11

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