GE D400 - Page 39

CHAPTER 3: SETTING UP COMMUNICATION CARDS RS-485 ADAPTER
D400 SUBSTATION GATEWAY USER’S MANUAL GENERAL 39
Figure 16: RS-485 Mode - 12 KOhm (Single Unit Load))
Figure 17: RS-422 120 Ohm Line Termination on TX and RX
Figure 18: RS-422 120 Ohm Line Termination with 680 Ohm Pull-Up and Pull-Down
Resistors
123
ON
4 5678
9 0
123
ON
4 5678
9 0
123
ON
4 5678
9 0