Connection Diagram; Cable - Mitsubishi Electric GT16 User Manual

29.3 Connection Diagram

The following diagram shows the cable connection between the serial multi-drop connection unit and the GOT.
29.3.1 RS-485 cable

Connection diagram
RS485 connection diagram 1)
(For 1 pair wiring)
Serial multi drop
connection unit * 2
SDA
SDB
RDA
RDB
SG
*1 Set the terminating resistor setting switch of the GOT main unit to "Disable".
*2 Set the terminating resistor selector to "110 ".
*3 Set the terminating resistor setting switch of the GOT main unit to "Enable".
*4 Set the 1pair/2pair signal selection switch of the connection conversion adapter to "1pair".
*5 Make sure to ground a cable shield line by applying Class D Grounding (100
RS485 connection diagram 1)
(For 2 pair wiring)
Serial multi drop
* 2
connection unit
RDA
RDB
SDA
SDB
SG
*1 Set the terminating resistor setting switch of the GOT main unit to "Disable".
*2 Set the terminating resistor selector to "330 ".
*3 Set the terminating resister setting switch of the GOT main unit to "Disable" and connect a 330
*4 Set the 1pair/2pair signal selection switch of the connection conversion adapter to "2pair".
*5 Make sure to ground a cable shield line by applying Class D Grounding (100
Connector conversion
* 1
box
side
* 4
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
* 5 * 5
3
RSB
8
CSA
4
CSB
9
Connector conversion
* 1
box
side
* 4
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
* 5 * 5
3
RSB
8
CSA
4
CSB
9
Connector conversion Connector conversion
* 1
box box
side
* 4
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
* 5
3
RSB
8
CSA
4
CSB
9
or less).
Connector conversion Connector conversion
* 1
box box
side side
* 4
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
* 5
3
RSB
8
CSA
4
CSB
9
or less).
29. GOT MULTI-DROP CONNECTION
29.3 Connection Diagram
* 3
side
* 4
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
3
RSB
8
CSA
4
CSB
9
* 3
* 3 * 4
SDA
1
SDB
6
RDA
2
RDB
7
SG
5
RSA
3
RSB
8
CSA
4
CSB
9
terminating resistor to the GOT.
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