4Setting The Rs-232/485 Signal Conversion Adaptor - Mitsubishi Electric GOT2000 Series Connection Manual

1.4.4 Setting the RS-232/485 signal conversion adaptor
Set the 2-wire/4-wire terminating resistor setting switch according to the connection type.
■1. Setting the 2-wire/4-wire terminating resistor setting switch
Setting item
2-wire (1Pair)
2-wire/4-wire
4-wire (2Pair)
110Ω
Terminating resistor OPEN
330Ω
POINT POINT POINT
Enable the 5V power supply
Make sure to validate "Enable the 5V power supply" in the [RS232 Setting] to operate the RS-
232/485 signal conversion adaptor.
➠
1.1.3 I/F communication setting
When validating the function using the utility function of the GOT main unit, refer to the following
manual.
➠
GOT2000 Series User's Manual (Utility)
2-wire/4-wire terminating resistor setting switch
Set value
1
ON
OFF
-
-
-
POINT POINT POINT
RS-232/485 signal conversion adapter
For details on the RS-232/485 signal conversion adapter, refer to the following manual.
➠ GT14-RS2T4-9P RS-232/485 Signal Conversion Adapter User's Manual
1.4 Connection Cables for the Respective Connection
Switch No.
2 3
ON -
OFF -
- ON OFF
- OFF OFF
- OFF ON
4 5 6
- - OFF
- - OFF
OFF OFF
OFF OFF
ON OFF
1 - 35
1