American Fibertek Net I/O N-664 User Manual

Page 42

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42

RS485

Pins

1

Not connected

2

Receive Data Positive (RX+)

3

Transmit Data Negative (TX-)

4

Not connected

5

Ground

6

Not connected

7

Transmit Data Positive (TX+)

8

Receive Data Negative (RX-)

9

Not connected

Aux/Alarm

Pins

1

Aux Contact Common

2

Aux Contact Normally Closed

3

Aux Contact Normally Open

4

Alarm Contact In

5

Alarm Contact In