Instruction Manual

Version 000510 E
7
Operating Instructions Microprocessor
pH Meter CG 839
C O N T E N T S PAGE
1 Description ....................................................................................................................................... 9
2 Commissioning ............................................................................................................................... 9
3 Calibration of the Microprocessor pH Meter CG 839 ("Calibrate") ................................. 9
4 Single-point calibration ................................................................................................................ 9
5 pH-measurement with combination pH-electrode type no. N 2042 A ........................... 9
6 pH-measurement with combination pH-electrode and sep. temperature sensor .... 10
7 pH-measurement with manual temperature compensation ........................................... 10
8 mV-measurement ........................................................................................................................ 10
9 Temperature measurement ...................................................................................................... 10
10 Hold function ................................................................................................................................. 10
11 Automatic switch-off ................................................................................................................... 10
12 Reset function ............................................................................................................................... 10
13 Error messages ............................................................................................................................ 11
14 Battery replacement ................................................................................................................... 11
15 Safety warnings and instructions ............................................................................................ 11
16 Declaration by the manufacturer ............................................................................................. 11
Certificate of Conformity ............................................................................................................ 18