Owner's manual

Interface

 RS-422/RS-485

• Use the DIP switch on the Conversion Adapter to change communication methods.

Interfit Bracket #4-40 inch screws

Pin Arrangement Pin #

RS-422/RS-485

Signal Name Meaning

1 RDA Receive Data A(+)

2 RDB Receive Data B(-)

3 SDA Send Data A(+)

4 ERA Data Terminal Ready A(+)

5 SG Signal Ground

6 CSB Send Possible B(-)

7 SDB Send Data B(-)

8 CSA Send Possible A(+)

9 ERB Data Terminal Ready B(-)

Shell FG Frame Ground

RS422

RS485