26
DIRIS A17
- Ref.: 541 984 A
10. Assistance
Causes
Solutions
Backlight switched off
>''
Voltages displayed = 0 V or incorrect
>
Currents displayed = 0 A or incorrect
Verify the connections
>
Powers and power-factor (PF)
Use the test connection function (see page 23)
Phases missing on Display
>'' @@&
I/O are not operating
Check power supply 8 - 30VDC