Operation
Operating Manual PNOZ m ES CC-Link
1003817-EN-02
19
7
Operation
When the supply voltage is switched on, the PNOZmulti safety system copies the configur-
ation from the chip card.
The LEDs “POWER”, “DIAG”, “FAULT”, “IFAULT” and “OFAULT” will light up on the base
unit.
The expansion module PNOZ m ES CC-Link is configured and started automatically.
7.1
Messages
Legend
LED on
LED flashes
LED off
LED
Meaning
Power
green
Supply voltage is present
Supply voltage is not present
RUN
green
Bus connection available
}
Bus connection is not available
}
Status: timeout
}
No supply voltage at the fieldbus module PNOZ m ES CC-Link
L Err
red
Fault detected: wrong station address or transmission rate
red
}
Flashes evenly: setting has been changed during operation and
PNOZ m ES CC-Link has not been restarted
}
Flashes unevenly: faulty connection, e.g. terminating resistor is
missing
}
Bus connection available
}
No supply voltage at the fieldbus module PNOZ m ES CC-Link
