Peristaltic pump, Leak detector, Gas sensor – Metrohm 844 UV/VIS Compact IC User Manual
Page 106: 7 rs232 interface, Rs232 interface
Table of contents
5.1.4 Peristaltic
pump
Type
2 channel peristaltic pump
Pump capacity
Rotational speed
20 U/min at 50 Hz
24 U/min at 60 Hz
Flow range
0.4…0.5 mL/min with 6.1826.110 Pump tubing
Maximum error
± 5 %
Maximum pressure
0.4 MPa (4 bar)
Pumpable liquids
Clear liquids with no solid contents
Pump tubing material
PVC
5.1.5 Leak
detector
Type
Detector with 2 electrodes approx. 1 mm above
base of interior
Response level
Resistance < 1 MΩ (for deion. water)
5.1.6 Gas
Sensor
Type
high sensitivity elektrochemical sensor
Response level
50...5000 ppm
5.1.7 RS232
interface
Connector
Dsub 9 pin (male)
Function
TxD and RxD signal for connection with software
handshake
Default settings
115200 baud, 8 bit, 1 stop bit, no parity,
XON/XOFF
Pin assignment