User guide

5.1 Technical data
754 Dialysis Unit
35
5 Appendix
5.1 Technical data
Dialysis cell
Material Plexiglass (polymethyl methacrylate)
Solvent compatibility Water, ethanol
(no organic sovents!)
Cell volume 240 µL (from inlet to outlet opening)
Diameter of membrane 47 mm
Pump
Pump type 2-channel peristaltic pump with rotational speed
of
20/min (50 Hz)
24/min (60 Hz)
Pump capacity
(with water,
without counterpressure)
with 6.1826.030 pump tubing:
typically 0.50.6 mL/min
with 6.1826.040 pump tubing:
typically 0.91.1 mL/min
Pressure max. 1.5 bar (0.15 MPa)
Pump tubing material PVC (Tygon
)
Mains connection
Mains voltage 115 V: 100...120 V ± 10 %
230 V: 220...240 V ± 10 %
Switchable with voltage selector in fuse holder
(see section 2.2.1)
Mains frequency 50...60 Hz
Power consumption 12 VA
Fuse 5 mm Ø, 20 mm length
100120 V: 0.2 A (slow-blow)
220240 V: 0.1 A (slow-blow)
Remote interface
Purpose
Remote control of pump (switching on/off)
Pin assignment
330
+5V
2
5
+
-
Pin
Current flows: on
Current does not flow: off
external
754