Vetus CCFB Manuel D'utilisation Et Instructions D'installation page 10

3.4 Connections to instrument
6-pole connector
No. Signal
1 + battery
2 command 'DOWN'
3 command 'UP'
4 chain sensor
5
6 – battery
4 Use
4.1 General
The instrument has two keys:
'UP' key
'DOWN' key
The screen can display 3 characters.
The screen will switch off automatically 3
minutes after the last command has been
given.
8
060124.01
5
6
4
1
3
2
Chain counter CCFB