During a communication error, the alarm signal (LF signal) is output by the open collector output. Assign the used terminal using P.190, P.192, or P.197 (output terminal function selection).
Figure 1. Alarm Output (Communication Error Warnings)
Note: The LF signal can be assigned to the output terminal using P.190, P.192, or P.197. Changing the terminal assignment may affect the other functions. Make the setting after confirming the function of each terminal.