Mitsubishi GOT1000 Series Connection Manual page 956

(3) Terminal block layout in the FR-A5NR computer link option
Attach this option to the A500 and F500 Series.
Terminal block
Screw size: M3
Terminal symbol
3 Precations when preparing a cable
The length of the RS-422 cable must be 1200m or less.
4 Connecting terminating resistors
(1) GOT
Set the terminating resistor of RS-422/485 communication unit using the terminating resistor
setting switch of RS-422/485 communication unit.
Terminating
resistor
Enable
Disable
*1
Rear view of RS-422/485 communication unit
23 - 14
23.2 Connection Cable
SDA SDB RDA RDB RDR SG
Switch No.
*1
1 2
ON ON
OFF OFF
The default setting is "Enable".
(When using GT15-RS4-9S)
B
A
Connected to the GOT
SW1
Terminating resistor setting switch
SW1
ON
C