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.)

AWhen 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

 

 

 

 

 

Cross type

 

 

 

 

 

1

Spare

1

 

 

 

 

1

Spare

1

 

 

 

 

Spare

 

 

 

 

Spare

 

 

 

 

2

2

 

 

 

 

2

2

 

 

1

6

 

1

6

1

6

 

1

6

3

 

3

3

 

3

 

 

4

Spare

4

 

 

 

 

4

 

4

 

 

 

 

5

5

 

 

 

 

5

 

5

 

 

 

 

Spare

 

 

 

 

Spare

 

 

 

 

6

6

 

 

 

 

6

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spare

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

To other

To other

connector A

connector A

Straight-type cable

Cross-type cable

BWhen 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.

Push the cable in.

Twisted-pair cable

To signal B

Ground

To signal A

 

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.)

Computer

A

B

English

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