Moxa Technologies EIP3000 DF1 user manual Pin Assignments, Pin RS-232 RS-422

MGate EIP3000 Series User’s Manual Hardware: EIP3270, EIP3270I

Pin Assignments

DB9 (Male)

The MGate EIP3000 uses DB9 (male) serial ports to connect Modbus RTU or ASCII devices. Each port supports two serial interfaces: RS-232 and RS-422.

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6 9

Pin	RS-232	RS-422
1	DCD	TxD-
2	RxD	TxD+
3	TxD	RxD+
4	DTR	RxD-
5	GND	GND
6	DSR	---
7	RTS	---
8	CTS	---

Power Input, Relay Output

	V2+	V2-			V1+	V1-
Shielded	DC Power	DC Power	Relay	Relay	DC Power	DC Power
Ground	Input 1	Input 1	Output	Output	Input 2	Input 2

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