Service and maintenance
12.7 Replacing an I/O module
SIPLUS HCS4200
124
Operating Instructions, 11/2015, A5E35066204A/RS-AA/002
12.7
Replacing an I/O module
Requirement
●
The AC power supply must be disconnected from the supply at the mounting location of
the device and secured against switching on again.
●
The 24 V DC supply voltage must be disconnected.
Preparations
Remove all connectors from the PM before dismantling the I/O module.
Note
To unlock the connectors, press down the two levers on the sides of the plug connectors.
Tool
You will need a Torx T8 screwdriver.