Operating mode changes not allowed

Description

Remote change of operating mode from PLC is not allowed.

Consequences

Unable to change operating mode from PLC.

Possible causes

1. The remote control activation signal is not active.
2. I/O Configuration error.
3. The user has locked the operating mode.

Recommended actions

1. Make sure the remote control activation signal is activated.
2. Check I/O configuration.
3. Make sure the operating mode is not locked.