User`s manual

CP-134U Series User’s Manual Hardwareware Installation
2-6
Port 3
DIP Switch
Settings
S1-3 S2-3
RS-422 — OFF
RS-485
(2-wire)
ON ON
RS-485
(4-wire)
OFF ON
Port 4
DIP Switch
Settings
S1-4 S2-4
RS-422 — OFF
RS-485
(2-wire)
ON ON
RS-485
(4-wire)
OFF ON