Mitsubishi Electric GOT1000 Series Connection Manual page 248

(b) When using KV-L20
Terminator
setting switch
Port 1 (RS232)
Port 2
(RS232/RS422/RS485)
• Terminator setting switch
Set when carrying out RS-422 communication.
ON
communication unit
OFF
6 - 16
6. CONNECTION TO KEYENCE PLC
6.2 Serial Connection
Settings
When multi- When multi-
communication unit
is a terminal is not a terminal
ON OFF