Troubleshooting
4-33
Part 1105779-04
E 2014 Nordson Corporation
Remote Node (FieldBus Controller/Coupler)
Troubleshooting
Use the following tables and the LEDs on the FieldBus devices in the in/out
positioner scanner junction box and in/out positioner / reciprocator control
panels for assistance in troubleshooting them. Unless instructed otherwise,
contact Nordson Finishing Technical Support for assistance.
FieldBus Status
Table 4-13 FieldBus Controller Status LEDs
LED Meaning Troubleshooting
ON
Green Fieldbus initialization is correct.
Off Fieldbus initialization is not correct,
no function or self test.
Check the supply voltage (24V and 0V), check
the IP configuration.
LINK
Green Link to the remote i/o network exists.
Off No link to the remote i/o network. Check Ethernet connections and cables.
TxD/RxD
Green Data exchange taking place.
Off No data exchange. Make sure the iControl console is powered on.
Make sure the remote node has been configured
by checking the Network Status screen and
Node Configuration screen.
Check the iControl Alarm screen for remove
node fault messages.
ERROR
Red Error on the fieldbus.
Off No error, normal operation.
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