IDTECK iTDC User Manual page 62
2~4 door access control system
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Also See for iTDC:
- Troubleshooting manual (94 pages) ,
- Quick installation manual (24 pages)
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iTDC
1. Recommended communication cable
STP (Shielded Twisted Pair) cable is recommended to wire RS422 communication.
2. GND Wiring
Connect one end of Shield wire to power GND of device as figure above. If both
ends of Shield wire are connected to GND, current flows by potential difference
then it makes communication error. Only one end of shield wire has to be
connected to power GND of device.
COMMUNICATION WIRING
p.55
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