4-Wire Connections - GE Multilin D400 Instruction Manual

4-Wire connections

To connect RS-485 4-
wire type devices to
the RS-485 Adapter
60
Table 14: RS-485 2-Wire Terminal Block Signal Definitions
RS-485 Channel Position Number
Channel 1 1
2
3
4
5
Channel 2 6
7
8
9
10
The terminal block positions are numbered from 1 to 10 starting from the bottom of the
card.
See "RS-485 adapter" on page 40 for configuration options.
Use the following wiring connection:
Before wiring devices, ensure that the RS-485 Adapter is configured to 4-wire mode (see
"RS-485 adapter" on page 40).
GE INFORMATION
CHAPTER 4: CONNECTING TO DEVICES AND NETWORKS
2-Wire
Function
TX1+
TX1−
FGND 1
RX1−
RX1+
TX2+
TX2−
FGND 2
RX2−
RX2+
D400 SUBSTATION GATEWAY INSTRUCTION MANUAL
Signal Flow
IN/OUT
IN/OUT
Shield
-
-
IN/OUT
IN/OUT
Shield
-
-