Relay board
The relay board is used to analyse
option
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The analysis lines can be connected to a PLC or a process control system.
The connections for the analysis lines are like no-voltage change-over contacts with a
common root. The following information can be transferred:
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Connecting lines to the relay board
1.
2.
3.
4.
5.
6.
Fig. 11 Relay board: connecting the analysis lines
basic information about the operating status of the charger
the SOC of the connected battery
Battery charging/not charging
Battery 80 % charged
Battery fully charged
Charger is working correctly/charger has output an error message
Disconnect charger from the mains
Disconnect the battery
Remove housing cover
On the relay board, connect the analysis lines to connections (1) to (12)
On the front of the housing (mains cable side), put the analysis line through the pre-
installed bushing (PG 11)
Fit housing cover
Error message
Max.: 250 V AC/DC, 2 A/cable
Battery 80%
Battery 100%
charged
12
Charging in
charged
progress