B&C PH 7687 - Page 4

INDEX
- 2 -
PH 7687
Cod. 28001766 - Rev A
6 – OPERATING PROCEDURE 27
6.1 Operating principles ....................................................................... 27
6.2 Display .......................................................................................28
6.3 Keyboard ....................................................................................28
6.4 Users instruction ...........................................................................29
6.4.1 Main measure .....................................................................29
6.4.2 Secondary measuring ............................................................29
6.4.3 Analog output 1 values ..........................................................30
6.4.4 Analog output 2 values ..........................................................30
6.4.5 Autoclean ..........................................................................30
6.4.6 Parameters for the maintenance ..............................................31
6.4.7 Parameters for the plant engineer ............................................31
6.4.8 Information menu ................................................................31
6.5 Maintenance instructions .................................................................32
6.5.1 Preliminary operations ..........................................................32
6.5.2 Measuring operations ............................................................32
6.5.3 pH calibration ....................................................................33
6.5.4 ORP calibration ...................................................................35
6.5.5 Temperature calibration ........................................................ 37
6.5.6 Set point ...........................................................................37
6.5.7 Setup ...............................................................................38
6.5.8 Maintenance ...................................................................... 39
6.5.9 Sensors maintenance ............................................................40
6.6 Installation instruction ....................................................................40
6.6.1 Safety requirements ............................................................. 40
6.6.2 Configuration .....................................................................40
7 – INSTALLATION DRAWINGS 43
7.1 Connection diagram ....................................................................... 43
7.2 Dimensions .................................................................................. 44
8 – WARRANTY 45
9 – REPAIRS 45