ABB AC500 V3 Hardware Manual page 940

System assembly, construction and connection
AC500-eCo > Mounting and demounting
Demounting I/O
modules
mounted on a
DIN rail
1.
2.
Mounting I/O
modules on a
metal plate
940
Remove I/O module by hand if connected.
While pressing down I/O module pull it away from DIN rail.
NOTICE!
Risk of function faults!
Missing electrical contact by isolating screws or washers!
Use metal screws on the metal plate.
The metal plate must be included into the earthing concept of the plant.
Do NOT use insulating washers!
3ADR010278, 3, en_US 2022/01/31