Bio-Rad Model EP-1 Econo Pump - Manual (Page 23)

Appendix A
Technical Specifications
Number of channels 2
Flow rate range (per channel) 0.1-20 ml/min (depending on tub-
ing diameter)
Pump head speed 25 rpm maximum
Tubing diameter 0.4 mm ID to 3.2 mm ID
Speed adjustment 1%
Speed stability 1% of full scale
Maximum counterpressure 30 psi (2 kg/cm2 or bars)
Motor DC speed controlled, 55 watts
Line voltage 90-132 VAC
180-265 VAC
47-63 Hz
Dimensions 143 x 202 x 222 mm
(W x D x H) with pumphead
Weight 3.3 kg
Operating temperature 4 to 40 °C
Material of construction polypropylene and other solvent
resistant plastics
Regulatory CSA: C22.2 No.151-M1986
Compliance TÜV: EN61010-1:1993
CE: EN55011:1991 Class A
EN50082-2:1995
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