3.Insert the contact modules (3) into the bracket (2).
DIN rail components
Control relay module
The HP POD 20c uses analog and digital control relays to communicate sensed parameters to the ECS for overall POD control and reporting features.
You need a screwdriver to remove and replace the control relay module.
Removing the control relay module
1.Label the wired connections or take a picture to remember which wires to reconnect to the control relay module.
2.Using a screwdriver, release the installed wiring.
3.Grasp the pull tab to disengage the control relay module from the DIN rail (1).
Removal and replacement procedures 15
