Mitsubishi Electric GOT2000 Series Connection Manual page 412

■2. Precautions when preparing a cable
(1) Cable length
The length of the RS-422 cable must be 500m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
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(3) LS INDUSTRIAL SYSTEMS PLC side connector
Use the connector compatible with the LS INDUSTRIAL SYSTEMS PLC side module.
For details, refer to the user's manual of the LS INDUSTRIAL SYSTEMS PLC.
■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 setting switch of the GOT main unit to "Disable".
(b) For GT2505-V, GT21
Set the terminating resistor selector to "330Ω".
For the procedure to set the terminating resistor, refer to the following.
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(2) LS INDUSTRIAL SYSTEMS PLC side
When connecting an LS INDUSTRIAL SYSTEMS PLC to the GOT, a terminating resistor must be connected.
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12 - 12
12.3 Connection Diagram
1.4.1 GOT connector specifications
1.4.3 Terminating resistors of GOT
12.3.2 ■1. Connection diagram