Mitsubishi Electric GOT2000 Series Connection Manual page 505

■2. Precautions when preparing a cable
(1) Cable length
The length of the RS-485 cable must be 400m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
➠ 1.4.1 GOT connector specifications
(3) PLC side connector
Use the connector compatible with the PLC side.
For details, refer to the PLC user's Manual to be used.
■3. Connecting terminating resistors
(1) GOT side
When connecting a PLC to the GOT, a terminating resistor must be connected to the GOT.
(a) For GT27, GT25(Except GT2505-V), GT23
Set the terminating resistor using the terminating resistor setting switch.
(b) For GT2505-V, GT21
Set the terminating resistor using the terminating resistor selector.
For the procedure to set the terminating resistor, refer to the following.
➠
1.4.3 Terminating resistors of GOT
(2) PLC side
When connecting a PLC to the GOT, a terminating resistor must be connected to the PLC.
For details, refer to the PLC user's Manual to be used.
13.3 Connection Diagram
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