Users Manual

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Fig. 41: 8-way relay module connection diagram
LED In
In GND
R4
R1 R2 R3
NCO C
Relay 4 Relay 6
Relay 5
DC
12 - 24 V
Relay 1 Relay 3
NC
DC = Direct current (any polarity)
NC= Normally closed
C = Common (shared contact)
NO = Normally open
NCO = Adjustable via jumper:
Normally closed or normally open
LED1 function display (communication with iDC-2)
Green: Communication OK
Red: Communication not possible
Orange: Communication OK but data missing
LED2 function display
Blue: Module is not initialised
Green flashing 100 ms: Module resets
RS485
Bus connection
(only plugged in
at the last bus
device)
CNO
Relay 2RS485
Relay 7
Relay 8
NCO C NCO C NCO C NCO C
NCO C
Normally open
Normally closed
B A NC C NO NC C NO NC C NO
R5 R6 R7
LED2
LED display relay
Normally closed According to contact Normally open
LED1
R8