Panasonic GT Series Manual page 126

When connecting with self-produced cable using a RJ45 connector
RJ45 modular port
Port 1 viewed from the front of the module (socket side)
PLC type Link I/F
10 points
(EH-WD10DR)
Serial port
on CPU
23 points
(EH-WD23DR)
*1: This is for RS232C type of GT01/GT02/GT02L/GT03-E/GT05/GT11/GT12/GT21/GT32/
GT32-E/GT703/GT704.
9-18
Wiring diagram GT series
GT series
RS232C
type*1
GT707