ENG
4.6.5
Collective fault signal
The unit is equipped with a potential-free relay contact for the collective fault signal.
Connector strip/terminals
X50:1
root contact
X50:2
normally closed (NC)
Tab. 8: Collective fault signal
4.6.5.1
Connecting the collective fault signal
Prerequisites
DANGER – Danger to life due to electric shock. Make sure that the unit is voltage-free.
Procedure
1.
Connect the collective fault signal (SK) according to the connection diagram to the connector strip X50 on the underside
of the unit, see "Electrical circuit diagram – Multi-Controller (MC)", Page 42.
The collective fault signal is connected.
Operating Manual | Roof-mounted Cooling Unit | Multi Controller (MC) – 230 V | 086100021d
Voltage
Maximum 230 V
Current load capacity
Maximum 1 A
Version
Potential-free relay contact
(normally closed)
45/46