
Operation
Operating Manual PNOZ m ES RS232
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7
Operation
7.1
Messages
When the supply voltage is switched on, the PNOZmulti copies the configuration from the
chip card.
The safety system PNOZmulti is ready for operation when the "POWER" and "RUN" LEDs
on the base unit and the "POWER" LED on the PNOZ m ES RS232 are lit continuously.
7.1.1
Display elements for device diagnostics
Legend
LED on
LED flashes
LED off
LED
LED status
Meaning
Power
No supply voltage
Green
Supply voltage is present