Replacing The Pom4320 - Siemens SIPLUS HCS Series Operating Instructions Manual

Steps
1
2
3
NOTICE
Damage to the POM
The POM may be damaged during removal by tilting.
Pull the POM out of the enclosure without tilting it.
Mounting, connecting and commissioning a POM
1. Follow the instructions in the following section:
"Mounting a POM4220 power output module (Page 59)"
2. Follow the instructions in the following section: "Connecting (Page 69)"
3. Follow the instructions in the following section: "Commissioning (Page 101)"
12.5.3

Replacing the POM4320

Tool
● 4 mm screwdriver
● Wrench, size 10 for the nuts of the ground screw
Preparations
1. Remove all connectors from the POM.
With backplane mounting: Remove the supply cables from the mains supply.
2. Disconnect the ground connection for the POM at the front screw terminal.
SIPLUS HCS4200 PROFINET/PROFIBUS DP
Operating Instructions, 07/2019, A5E35066204A/006
Unscrew the two fixing screws on the POM
Loosen POM with the help of the ejection lever
Place POM on an ESD-compatible surface.
Service and maintenance
12.5 Replacing a power output module (POM)
①
②
and pull out the POM
③
199