Bio-Rad Econo Gradient Pump Kits - Manual (Page 43)

APPENDIX A
TECHNICAL SPECIFICATIONS
Number of channels 2
Flow rate range (per channel) 0.002 - 20 ml/min (depending on
tubing diameter)
Pump head speed 0.05 to 25 rpm maximum
Tubing diameter 0.19 mm ID to 3.2 mm ID;
maximum 1 mm wall thickness
Speed adjustment increment 0.01 RPM
Speed stability 0.2% at 10 RPM
Speed accuracy 0.1% at 10 RPM
Maximum counterpressure 30 psi (2 kg/cm 2 or bars)
Motor DC speed controlled, 25 watts
Line voltage 90-132 VAC
180-264 VAC
47-63 Hz
Dimensions 143 x 202 x 222 mm
(W x D x H) with pumphead
Weight 3.5 kg
Operating temperature 4 to 40 °C
Material of construction polypropylene and other solvent
resistant plastics
Regulatory Compliance TÜV: EN61010-1:1993
CE: EN55011:1991 Class A
EN50082-2:1997
EN50081-2:1994
ENV50204:1995
Specifications
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