Delta Electronics RTU-EN01 operation manual RUN/STOP Switch, RJ-45 PIN Definition

Modbus TCP Remote I/O Communication Module RTU-EN01

2.4 RUN/STOP Switch

	Status		Explanation
		1.	RUN indicator on RTU-EN01 is ON.
	RUN
		2. Analog input/output module is in RUN status.
RUN
		3. Smart PLC function is running.
	RUN Æ STOP	1.	Analog input/output module switches from RUN to STOP status.
		2.	Y points on digital input/output module are all OFF.
		1.	RUN indicator on RTU-EN01 is OFF.
	STOP
STOP		2. Analog input/output module is in STOP status.
		3.	Smart PLC function stops.
	STOP Æ RUN	1.	RTU-EN01 re-detects the information on the right-side module.
		2.	Analog input/output module switches from STOP to RUN status.

2.5 RJ-45 PIN Definition

PIN	Signal	Definition
1	Tx+	Positive pole for data
		transmission
2	Tx-	Negative pole for data
		transmission
3	Rx+	Positive pole for data
		receiving
4	--	N/C

PIN	Signal	Definition
5	--	N/C
6	Rx-	Negative pole for data
		receiving
7	--	N/C
8	--	N/C

2.6 RS-232 PIN Definition

PIN	Signal	Definition
1	--	N/C
2	--	N/C
3	--	N/C
4	Rx	Reception data

PIN	Signal	Definition
5	Tx	Transmission data
6	--	N/C
7	--	N/C
8	GND	Ground

2.7 RS-485 PIN Definition

PIN	Signal	Definition
1	SG	Ground of data	3
2	D-	Negative pole for data	2
3	D+	Positive pole for data	1

3 Installation & Wiring

In this section, we will introduce how to connect RTU-EN01 to other devices and the network.

3.1Connecting RTU-EN01 to DVP Slim Series Digital Input/Output Module

z Open the fixing clips on the right top and bottom sides on RTU-EN01. Meet the extension port on RTU-EN01 and the digital input/output module.

z Press and fix the clips on the digital input/output module. Make sure the contact between the modules is fine.

6 DVP-PLC Operation Manual