Envision Peripherals NV3128 User Manual
Page 39
NV3128 RS-422A Machine-Control Routing Switch
2-15
RS-422 Cable Pin-Out
PIN
Controlling Device
Controlled Device
1
Frame Ground
Frame Ground
2
Receive A
Transmit A
3
Transmit B
Receive B
4Transmit Common
Receive Common
5
Spare
Spare
6
Receive Common
Transmit Common
7
Receive B
Transmit B
8
Transmit A
Receive A
9
Frame Ground
Frame Ground