Terminal Blocks

The IB1005 and the SB1005 have four terminal blocks between them. There are nine terminals in each block.

ib1005_tb

Terminal block 1

Terminal #

Function

9

Sensors 3 and 4, positive line (+)

8

Sensor 4, negative line (-)

7

Sensor 3, negative line (-)

6

Sensors 1 and 2, positive line (+)

5

Sensor 2, negative line (-)

4

Sensor 1, negative line (-)

3

Serial port: RX (RS232); TX/RX- (RS485)

2

Serial port: TX (RS232); TX/RX+ (RS485)

1

SYSTEM (COMMON) GROUND

Terminal block 2

Terminal #

Function

9

Sensor 8, positive line (+)

8

Sensor 8, negative line (-)

7

Sensor 7, positive line (+)

6

Sensor 7, negative line (-)

5

Sensor 6, positive line (+)

4

Sensor 6, negative line (-)

3

Sensor 5, positive line (+)

2

Sensor 5, negative line (-)

1

Vin (connected to the power input of the NB10x0)

Terminal block 3

Terminal #

Function

9

Relay 3, normally closed line

8

Relay 3, normally opened line

7

Relay 3, common line

6

Relay 2, normally closed line

5

Relay 2, normally opened line

4

Relay 2, common line

3

Relay 1, normally closed line

2

Relay 1, normally opened line

1

Relay 1, common line

Terminal block 4

Terminal #

Function

9

Relay 6, normally closed line

8

Relay 6, normally opened line

7

Relay 6, common line

6

Relay 5, normally closed line

5

Relay 5, normally opened line

4

Relay 5, common line

3

Relay 4, normally closed line

2

Relay 4, normally opened line

1

Relay 4, common line