2 technical data, 1 2 channel peristaltic pump, 2 pump connections – Metrohm 838 Advanced Sample Processor Installation Instructions User Manual

Page 76: 3 injection valve, 4 keypad with lcd display

6.2 Technical data

Metrohm 838 Advanced Sample Processor, Annex

6.2 Technical data

6.2.1 2 Channel peristaltic pump

Speed

± 6.7/min ... ± 100/min

adjustable in ±15 steps

Delivery rate (typical)
(with water, no back-

pressure, dependent on

contact pressure and

tubing type, at 20/min

apart from 6.1826.150 in

the case of 67/min)

Tubing Delivery
6.1826.010:

1.4 ml/min

6.1826.020:

3.8 ml/min

6.1826.030:

0.4 ml/min

6.1826.040:

0.8 ml/min

6.1826.070:

2.6 ml/min

6.1826.130:

1.4 ml/min

6.1826.150:

23.8 ml/min

Pressure
Pumpable fluids
Pump tubing material

max. 4 bar (0.4MPa)
Clear fluids, no solids
PVC (Tygon® ST)

PVC (Tygon® LFL)

6.2.2 Pump

connections

Outlets
for 823 Membrane Pump

or 772 Pump Unit

2 x M8 sockets:
U = 16 ± 1 V

I ≤ 0.8 A

6.2.3 Injection

valve

Positions

Fill … Inject

6.2.4 Keypad with LCD display

Number of characters
Character height
LED indicators
Number of keys

2 x 24
5 mm
3
30