36
2.
Installation and wiring
2.6 RS-485 wiring
Wire the RS-485 terminals if using the RS-485 communication feature. The layout of RS-485 terminals is as follows.
T
Terminal number 1 and 3 and terminal number 2 and 4 are electrically connected inside this product.
Push the wire to the very back of the RS-485 terminal while pressing on the release hole.
Refer to "Cautions when connecting the Push-In Plus terminal (RS-485 communication terminal and pulse output
terminal)(
34)" for details about wiring and connections.
Terminal
number
Terminal
name
Description
1
RS-485
i
i
terminal for RS-485
2
RS-485
j
j
terminal for RS-485
3
RS-485
i
RS-485
i
terminal (for crossover wiring)
4
RS-485
j
RS-485
j
terminal (for crossover wiring)
5
RS-485 E
Terminating resistor for RS-485 (ON when shorted with terminal number 4)
RS-485 terminal
Under 2.7mm
8 to 10mm
RS-485 terminal
Release hole
Wiring
Under
2.7mm