Metrohm 861 Advanced Compact IC - Manual (Page 97)

5.1 Technical data
861 Advanced Compact IC / Instructions for Use 8.861.1033
87
Minimum pressure limit adjustable between 0.1 ... 35.0 MPa (1...350 bar),
inactive at 0 MPa
Response time: 5 pump cycles
Pump head
Pump head volumes Main piston: 40 µ L
Priming piston: 20 µ L
Pump displacement
volumes
Main piston: 28.5 µ L
Priming piston: 14.25 µ L
Length of stroke Main piston: 3.6 mm
Priming piston: 1.8 mm
5.1.5 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
5.1.6 Suppressor module «MSM II»
Switching duration 140 ms
Pressure resistance 2.5 MPa (25 bar)
5.1.7 Leak detector
Type Detector with 2 electrodes approx. 1 mm above
base of interior
Response level Resistance < 1 M Ω (for deion. water)
5.1.8 RS232 interface
Connector Dsub 9 pin (male)
Function TxD and RxD signal for connection with software
handshake
Default settings 9600 baud, 8 bit, 1 stop bit, no parity, XON/XOFF