To Next Page

Chapter

PLC CommuniCations

In This Chapter...

Introduction ................................................................................................................. 4-2

PLC Communication Ports Speciﬁcations ................................................................... 4-3

LED Status Indicators ................................................................................................... 4-4

3 Steps to Using the CLICK PLC Communications ..................................................... 4-6

Typical Communication Applications .......................................................................... 4-7

W-1: USB Port Wiring ................................................................................................ 4-11

W-2: Com Port 2 (RS-232) Wiring ............................................................................. 4-12

W-3: Com Port 1 (Ethernet) Wiring .......................................................................... 4-16

W-4: Com Port 3 Wiring ............................................................................................ 4-18

C-1: USB Port Setup ................................................................................................... 4-19

C-2: Com Port 1 (Ethernet) Setup ............................................................................ 4-20

C-3: Wireless LAN (WLAN) Setup .............................................................................. 4-21

C-4: Bluetooth Setup ................................................................................................. 4-22

C-5: Com Port 2 Setup (Modbus RTU) ..................................................................... 4-23

C-6: Com Port 2 Setup (ASCII) .................................................................................. 4-24

C-7: Com Port 3 Setup (Modbus RTU) ..................................................................... 4-25

C-8: Com Port 3 Setup (ASCII) .................................................................................. 4-26

P-1: Modbus Slave (Server) Programming ............................................................... 4-27

P-2: Modbus Master Programming (Modbus RTU) ................................................. 4-31

P-3: Modbus Client (Modbus TCP) Programming ................................................... 4-36

P-4: ASCII Receive Programming .............................................................................. 4-42

P-5: ASCII Send Programming .................................................................................. 4-45

Automation Direct CLICK PLUS PLC User Manual

Questions and Answers: