Operation
Operating Manual PNOZ mm0.1p
1002101-EN-04
23
7
Operation
7.1
LED indicators
The PNOZmulti control system is ready for operation when the "POWER" and "RUN" LEDs
on the base unit are lit continuously.
Legend
LED on
LED flashes
LED off
Basis
Error
RUN
DIAG
FAULT
IFAULT
OFAULT
The existing user program has been deleted.
External error on the base unit, leading to a safe condi-
tion, e.g. chip card not inserted
External error on the base unit outputs, e.g. short across
the contacts, leading to a safe condition.
Internal error on the base unit
Internal error on the base unit (inputs)
Internal error on the base unit (outputs)
Base unit in a STOP condition
External error on the base unit inputs, which does not
lead to a safe condition, e.g. partially operated
External error on the base unit outputs, which does not
lead to a safe condition, e.g. feedback input defective
The fieldbus module has not been recognised.
or
The base unit was identified by the PNOZmulti Configur-
ator via the Ethernet interface
or
An existing fieldbus connection was interrupted.