Configure settings as follows.

1. Select [System Setting] → [Unit Setting] → [General Settings] on the V-SFT editor and check [Use Continuous Buzzer Sound].
   
   
   
2. A continuous buzzer sounds while bit 10 of read area "n" is set (ON).

It is also possible to sound a one-shot buzzer or an error buzzer according to the command from the PLC. One-shot buzzer: Bit 8 of read area "n" at the leading edge (0 → 1) Error buzzer: Bit 9 of read area "n" at the leading edge (0 → 1)

[How to check the read area]

V8/TS series
Check position: V-SFT-6 editor [System Setting] → [Hardware Setting] →
                       [Read/Write Area] → [Read Area]

 

V7 series
Check position: V-SFT-5 editor [System Setting] → [PLC Communication] →
                       [Communication Parameter] → [Main 1]