5 appendix, Warranty, Eu declaration of conformity – Metrohm 754 Dialysis Unit User Manual
Page 38: Certificate of conformity and system validation, 5appendix, 1 technical data
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
µ
L (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 0.5
…
0.6 mL/min
with 6.1826.040 pump tubing:
typically 0.9
…
1.1 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
100
…
120 V: 0.2 A (slow-blow)
220
…
240 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
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