CONNECTIONS
System control connections
Use the RS485 connector or the CONTROL connector to connect a system controller to the multiplexer. After connecting the system
controller, you will need to carry out the settings that are given in the CONTROL SET menu. (See page 72.)
A
When using the RS485 (RJ-11) connector
Connect modular cables (sold separately) to the RS485 control
connectors at the rear of the multiplexer.
•
If using a straight-type cable
Connect connector A to connector A and connector B to
connector B.
•
If using a cross-type cable
Connect connector A to connector B and connector B to
connector A.
Straight type
Spare
1
1
Spare
2
2
1
6
1
6
3
3
4
4
Spare
5
5
Spare
6
6
B
When using the CONTROL connector (A/B)
Connect a twisted-pair cable (sold separately) to the A, B and C
(ground) terminals of the CONTROL connector at the rear of the
multiplexer. Connect signal A to signal A and signal B to signal B.
Computer control
When connecting the multiplexer to a computer (sold separately), use a D-Sub 9-pin cable (sold separately) to connect the RS-232C
connector to the computer. After connecting, you will need to carry out the settings that are given in the CONTROL SET menu. (See
page 72.)
English
Cross type
Spare
1
1
Spare
2
2
1
6
1
6
3
3
4
4
5
5
Spare
6
6
Spare
A
To other
connector A
Straight-type cable
Push the cable in.
Twisted-pair cable
Computer
B
– 11 –
To other
connector A
Cross-type cable
To signal B
To signal A
Ground