Pilz PNOZ s6.1 C 48-240VACDC 3 n/o 1 n/c - Manual (Page 8)

PNOZ s6.1
Operating Manual PNOZ s6.1
21692-EN-08
8
Fault 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: Connection error or short between S124 and S24 detected or in-
ternal error
} Remedy: Rectify connection error or short across contacts, switch supply
voltage off and then on again.
In1
Fault
Diagnostics: Simultaneity exceeded: Channel 1 too late or power-up blocked
due to short-term interruption at S13; input circuits not operated simultaneously
} Remedy: Open both input circuits, S14 and S24, simultaneously and then
close again.
In2
Fault
Diagnostics: Simultaneity exceeded: Channel 2 too late or power-up blocked
due to short-term interruption at S23; input circuits not operated simultaneously
} Remedy: Open both input circuits, S14 and S24, simultaneously and then
close again.