GE 994-0089 user manual Wire Connections

GE Energy

4-Wire Connections

In 4-wire mode, the RS-485 Adapter supports a maximum of 32 transceivers per channel (64 devices per RS-485 Adapter card).

See section “3.4 RS-485 Adapter” for configuration options.

»To connect RS-485 4-wire type devices to the RS-485 Adapter, use the following wiring connection:

Note: Before wiring devices, ensure that the RS-485 Adapter is configured to 4-wire mode (see section “3.4 RS-485 Adapter”).

	Device 1				Device 2				Device 3
RX-	RX+	TX-	TX+	RX-	RX+	TX-	TX+	RX-	RX+	TX-	TX+

D400 Substation Data Manager User's Manual 51