External Auto Mode in the RC7 allows an external device (such as a PLC through System I/O) to start and stop programs, and issue other System I/O commands.
Step by Step Guide
To switch to External Auto Mode, follow the steps outlined below:
From the main (topmost level) RC7 teach pendant screen, and with the Teach Pendant in Manual Mode:
Press [F4: I/O]
Press [F6: AUX]
Select External Automatic Mode
Press Cancel until you return to the main Teach Pendant Screen.