Connect Slave Unit To Master Unit And First Power Supply; Installation With Slave Units - Lindab FDS-M User Manual

4. Installation with slave unit
If in the system there are slave unit (FDS-S) the first slave must be supplied with power supply unit (FDS-P).

4.1 Connect slave unit to master unit and first power supply

- Provide 230 V power supply to FDS-M as described in point 3.1 p. 7
- Provide 230 V power supply to transformer FDS-P
- Supply power to the first slave unit through G0 and G pins
- Connect the signal from master unit FDS-M to A and B pins
24 V (2 input)
230 V
230 V
Commutication (2 input)
FDS-M FDS-P
B A 0 24V 0 230V
RS485
FDS-S
G G0
A B
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