User guide

PNOZ s5
Operating Manual PNOZ s5
21397-EN-09
10
Reset
24 V DC is present at S34.
Out
Set delay time is running.
Error indicators
All LEDs off
Diagnostics: Short across contacts/earth fault; unit switched off
} Remedy: Rectify short across contacts/earth fault, switch off supply voltage
for 1 min.
Fault
Diagnostics: Plug terminator not connected
} Remedy: Insert plug terminator, switch supply voltage off and then on
again.
Fault
Diagnostics: Internal error, unit defective
} Remedy: Switch supply voltage off and then on again, change unit if neces-
sary.
Power
Diagnostics: Supply voltage too low
} Remedy: Check the supply voltage.
In1, In2 alternately
Fault
Diagnostics: Short detected between S12 and S22
} Remedy: Rectify short across contacts, switch supply voltage off and then
on again.
In1
Fault
Diagnostics: Power-up blocked due to short-term interruption at S12; input cir-
cuits not operated simultaneously
} Remedy: Open both input circuits, S12 and S22, simultaneously and then
close again.