Connecting Stop Switch (Optional) - Kemppi AX MIG Welder Operating Manual

2.16 Connecting stop switch (optional)

This section describes how to connect the stop switch to RCM. The stop switch can be used to halt the system faster
than normal in a problem situation. The RCM stop switch terminal is intended for stop switches that have two normally
closed (NC) electrical contacts.
The stop switch is not delivered with the AX MIG Welder system.
Turn off the power source before connecting the stop switch.
For instructions on removing and attaching the RCM top cover, refer to "Removing and attaching RCM top cover" on
page 31.
1. To enable the use of the stop switch terminal, remove the factory-installed jumper wires.
2. Route the stop switch cable through a cable inlet into RCM. (For information on cable inlets, refer to "Routing cables
into RCM" on page 33.)
3. Connect to the stop switch cable to the stop switch terminal (*) on the RCM main board.
The following displays a stop switch wiring example:
To stop using the stop switch, reattach the jumper wires to the terminal pins (see step 1 above).
© Kemppi
Terminal pins:
1. Channel 1 A
2. Channel 1 B
3. Channel 2 A
4. Channel 2 B
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