Bio-Rad Laboratories, Inc. - Model EP-1 Econo Pump

Manufactured by  Bio-Rad Laboratories, Inc.
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The patented Model EP-1 Econo pump is a two-channel, bidirectional, variable-speed peristaltic pump for low-pressure...

The patented Model EP-1 Econo pump is a two-channel, bidirectional, variable-speed peristaltic pump for low-pressure chromatography or for pumping liquids in general laboratory procedures. It offers a full range of features as a stand-alone peristaltic pump and is fully compatible with the BioLogic DuoFlow system.
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Features of Model EP-1 Econo Pump
  • Flow rate display (in ml/min) and time or volume control of programs * Preset calibration for common tubing sizes (0.8, 1.6, and 3.2 mm ID) * Manual calibration for nonstandard-size tubing or when improved flow rate accuracy is desired * Control of the Model 2110, BioFrac, or other fraction collectors * Control of run length with programmable total run volume * Control of SV-3 solenoid diverter valve to divert eluent to fraction collector or waste
General Specifications
Depth 20 cm
Height22 cm
Width 14 cm
Standard Flow Rate 0.01 to 20 ml/min
Additional Specifications

Number of channels  

Tubing diameter  
0.8–3.2 mm ID 
Maximum backpressure  
30 psi (2 bar) 
Output signal  
TTL compatible (~0–5 V active low) 
Operating temperature  
4–40°C; coldroom compatible 
Material of construction  
Polypropylene and other solvent-resistant plastics 
Safety Meets  
IEC 61010 and CSA 22.2 certification

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