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ModCon®75 Touch
Opening the Remote Relay Module
•
Disconnect system power before connecting or disconnecting any modules or
devices.
•
Components in this module are electrostatic discharge sensitive (ESDS). Use proper
personal grounding procedures when removing, handling or adjusting the electronic
module.
•
Avoid touching the printed circuit board directly. Hold the printed circuit board by its
connectors.
FAILURE TO FOLLOW THESE WARNINGS CAN RESULT IN SERIOUS PERSONAL
INJURY OR LOSS OF LIFE.
1. Turn off the power supply, disconnect, and dismount the remote relay module.
2. The back cover of the remote relay module comprises 4 screws, located in the corners.
Remove the screws and pull off the back cover.
Changing the IO Jumper Settings
1. The I/O board of the remote relay is now exposed, enabling you to change I/O settings
according to jumpers shown in Table B-2.
Changing Communication Jumper Settings
1. To access the communication jumpers, locate the screw close to COM port 1 (see
Figure B-6) and remove it.
2. Hold the I/O printed circuit board by its top, bottom connectors, and steadily pull the
board off as shown in Figure B-7.
3. Locate and then change the jumpers as required, see Figure B-3.