Mitsubishi Electric GOT2000 Series Connection Manual page 564

(4) RS-422 connection diagram 4)
*1
*2
*3
*4
■2. Precautions when preparing a cable
(1) Cable length
The length of the RS-422 cable must be 1200m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
➠
(3) Connector for Panasonic Industrial Devices SUNX PLC
Use the connector applicable to the Panasonic Industrial Devices SUNX PLC.
For details, refer to the Panasonic Industrial Devices SUNX PLC user's manual.
■3. Connecting terminating resistors
(1) GOT side
(a) For GT27, GT25(Except GT2505-V), GT23
Set the terminating resistor setting switch of the GOT main unit to "Disable".
(b) For GT2505-V, GT21
Set the terminating resistor selector to "330Ω".
For details of terminating resistor settings, refer to the following.
➠
15 - 34
15.3 Connection Diagram
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
*4
RSA
*4
RSB
* 4
CSA
* 4
CSB
The details of the connection on the PLC are shown below.
Communication cassette: AFP7CCM1, AFP7CCM2 of CH1([RS-422] is selected), AFP7CCM2 of CH2([RS-422] is selected)
Set the terminating resistor settings of the PLC side to [ON].
Set the terminating resistor settings of the GOT side to "330Ω".
The signals RSA, RSB, CSA, and CSB are not provided for
1.4.1 GOT connector specifications
1.4.3 Terminating resistors of GOT
* 3
PLC side
. Return connection is not required.
* 1*2
+/R
-/R
+/S
-/S