ABB REF 542plus - Hmi

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19.3.6. HMI
A051459
Fig. 19.3.6.-1 HMI connectors
Fig. 19.3.6.-1 shows the back side of the HMI. The connector for the HMI power
supply is X10, which is located on the right-hand side of the Fig. 19.3.6.-1. The
serial cable for the connection to the base unit is to place on the other connector X20
on the left-hand side.
Respect the right polarity on the HMI power supply to avoid damages
to the unit.
Multifunction Protection and Switchgear Control Unit
Operator's manual
REF 542plusREF 542plus
1MRS755869