Serial Port; Ethernet Port - Panasonic HMe Series Instruction Manual

12.4 Serial port

The serial port is used to communicate with the PLC or with another type of controller.
Standards available for the signals in the PLC port connector are: RS232, RS422, RS485. Use the
corresponding communication cable for the connection.
The serial port is software programmable. Make sure to select the appropriate interface in the
programming software.
RS232
Pin Description
1 GND
2
3 TX
4 RX
5
6 +5V output
7 CTS
8 RTS
9

12.5 Ethernet port

The Ethernet port has two LED status indicators.
(1)
Green LED
ON
Flashes (link active)
Flashes (link active)
ACGM0195V5EN Version 5.0
(2)
(1) Green LED
(2) Yellow LED
Yellow LED
OFF
ON
OFF
RS422, RS485
Serial port
Pin
For RS485, pins 4-3 and 8-7 must be
connected externally.
Description
No LAN cable connected.
LAN cable connected with 100Mbit/s link
LAN cable connected with 10Mbit/s link
Description
1 GND
2
3 CHA-
4 CHB-
5
6 +5V output
7 CHB+
8 CHA+
9
Connections
19