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Delta Electronics Modbus TCP Remote I/O Communication Module RTU-EN01 User Manual

Page 8

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Modbus TCP Remote I/O Communication Module RTU-EN01

DVP-PLC Operation Manual

6

2.4 RUN/STOP Switch

Status

Explanation

1. RUN indicator on RTU-EN01 is ON.

2. Analog input/output module is in RUN status.

RUN

3. Smart PLC function is running.

1. Analog input/output module switches from RUN to STOP status.

RUN Æ STOP

2. Y points on digital input/output module are all OFF.

1. RUN indicator on RTU-EN01 is OFF.

2. Analog input/output module is in STOP status.

STOP

3. Smart PLC function stops.

1. RTU-EN01 re-detects the information on the right-side module.

STOP

RUN

STOP Æ RUN

2. Analog input/output module switches from STOP to RUN status.

2.5 RJ-45 PIN Definition

PIN

Signal

Definition

PIN

Signal

Definition

1 Tx+

Positive pole for data

transmission

5 --

N/C

2 Tx-

Negative pole for data

transmission

6 Rx-

Negative pole for data

receiving

3 Rx+

Positive pole for data

receiving

7 --

N/C

4 --

N/C

8 --

N/C

2.6 RS-232 PIN Definition

PIN

Signal

Definition

PIN

Signal

Definition

1 --

N/C

5 Tx Transmission

data

2 --

N/C

6 --

N/C

3 --

N/C

7 --

N/C

4 Rx

Reception

data

8 GND

Ground

2.7 RS-485 PIN Definition

PIN

Signal

Definition

1

SG

Ground of data

2

D-

Negative pole for data

3

D+

Positive pole for data

1

2

3

3

Installation & Wiring

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

3.1 Connecting 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.