CONCH HM Series - Explanation of Communication Wiring

6 Instruction of the Wiring & Setting of Supported Communication Devices
37
HM Series Connection Manual
6.4.4. Explanation of Communication Wiring:
 COM1 ( RS232 )
HM Series Terminal
PLC Port0Terminal
9Pin D-SUB Male
4Pin Mini DIN Male
P1P6
9P
(Male Adapter)
1 2
3 4
4P
(Male
Adapter)
FG FG
4
2
1
RXD
TXD
GND
2
3
5
TXD
RXD
GND