3. Cabling
3-83
TI 33Q01J10-01E
RS-422/RS-485 Communication Card ACM22
F030724.ai
AMN51
Figure ACM22 Signal Cable Connection
Table RS-422/RS-485 Interface Terminal Positions
Terminal Code
Signal Name
Description
TX+
Send Data
Transmission data (in-phase signals)
TX-
Send Data
Transmission data (phase-reversal signals)
RX+
Receive Data
Receiving data (in-phase signals)
RX-
Receive Data
Receiving data (phase-reversal signals)
SG
Signal Ground
Signal grounding
FG
Frame Ground Protective grounding
May 18, 2007-00