Hitachi HIDIC EH-150 Applications Manual page 103
Devicenet master module(eh-rmd)/ slave controller(eh-iocd)/ discrete i/o slave unit (rdx16d,rdy16tp,rdy16r)
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Also See for HIDIC EH-150:
- Applications manual (114 pages) ,
- Instruction manual (29 pages) ,
- Applications manual (33 pages)
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• No input to WL
In this status, both the MS and NS LED of the slave are lit in green
Is the input LED lit?
Is IO mapping correct?
Is the node status normal?
Replace faulty parts if spare parts are
available.
Contact Hitachi's Service Dept.
• No output from WL
In this status, both the MS and NS LED of the slave are lit in green
Is the output LED lit?
Is IO mapping correct?
Is the node status normal?
Replace faulty parts if spare parts are
available.
Contact Hitachi's Service Dept.
NO
YES
NO
YES
NO
YES
YES
NO
NO
YES
NO
YES
15-2
Chapter 15 Troubleshooting
Check the input voltage.
Check the input wiring.
Check the mapping from the
configurator.
Check the applicable node status
in the special internal output.
Check the output voltage
Check the power supply voltage used
for the load.
Check the external wiring.
Check the mapping from the
configurator.
Check the applicable node status
in the special internal output.
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