Troubleshooting; General - Fronius DeviceNet Robacta CTC Bedienungsanleitung

Troubleshooting

General

Danger due to voltage when disconnecting or connecting bus terminal contacts.
This can result in damage to property.
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Fieldbus coupler BK5250
Bus communication LEDs:
(7)
(8)
NOTE!
After the error has been corrected, the fieldbus coupler does not change the fla-
shing sequence in many cases.
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54
CAUTION!
Before disconnecting or connecting bus terminal contacts, disconnect the mains
power.
(1)
(2)
(3)
(4)
LED I/O RUN
lights up green when communication is functioning
LED I/O ERR
flashes red in the event of an error
When an error occurs, the LED indicates the type of error and the error location.
The supply voltage should be turned off/on or a software reset should be used to re-
start the fieldbus coupler.
Fieldbus status LEDs:
(1) LED ADR - red (module)
(2) LED RUN - green (module)
(5)
(3) LED BUS OFF - red (network)
(6)
(7)
(4) LED CONNECT - green (network)
(8)
(5) LED U
S
(fieldbus coupler supply)
(6) LED U
P
(power contacts supply)
- green
- green