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3 Wiring
Communication cables and settings (DB9 male):
Inovance provides accessory communication cable (Model: IT5-H2U-CAB* Order
No.: 15041140) to work with the DB9 female of the HMI.
IT5-H2U-CAB* (Order No.: 15041140) Cable length: 3m
Cable connector
and pin
DB9 male
8-pin DIN round port
Signal level RS422 RS422
Internal connection
between the cables
Pin No. Signal Pin No. Signal
1 RX- 4 TX-
2 RX+ 7 TX+
3 TX- 1 RX-
4 TX+ 2 RX+
5 GND 3 GND
Model and port
using the cable
IT5*** HMI
COM1[RS485]4w
IT6*** HMI
COM1[RS485]4w
Inovance H1U/H2U/H3U RS422
communication port
Mitsubishi FX1N/2N/3U/3G RS422
communication port
HMI user program
setting when using
this cable
•
Set COM1 to RS485-4W.
•
Select the same communication protocol and data
format for the HMI and the PLC.
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