GE Multilin D400 Instruction Manual page 61

CHAPTER 4: CONNECTING TO DEVICES AND NETWORKS
RX+ RX- TX+ TX- GND
D400 SUBSTATION GATEWAY INSTRUCTION MANUAL
Figure 33: RS-485 4-wire devices - wiring connection
Device 1
RX+ RX- TX+ TX- GND
Table 15: RS-485 4-Wire Terminal Block Signal Definitions
RS-485 Channel
Channel 1
Channel 2
The terminal block positions are numbered from 1 to 10 starting from the bottom of the
card.
Device 2
RX+ RX- TX+ TX- GND
RX1+
RX1-
FGND1
TX1-
TX1+
Position Number 4-Wire (default)
Function
1 TX1+
2 TX1−
3 FGND 1
4 RX1−
5 RX1+
6 TX2+
7 TX2−
8 FGND 2
9 RX2−
10 RX2+
GE INFORMATION
Device 3
Signal Flow
OUT
OUT
Shield
IN
IN
OUT
OUT
Shield
IN
IN
61