BRX Do-More PLC Using Modbus IO Scanner Profile

BRX Do-More PLC Using the Modbus IO Scanner Profile

The Do-More Designer Programming Software (2.9) or higher includes a Modbus I/O Scanner with some profiles for Modbus Server (Slave) devices. This will greatly reduce the time it takes to implement and troubleshoot communications in your projects. Modbus communications are done independent of the PLC scan time and will have little or no ladder logic … Read more

BRX Do-More Simple Modbus Serial Communication

BRX Do-More Simple Modbus Serial Communication

The newest Do-More Designer Programming Software (2.9) version includes a Modbus I/O Scanner. This Modbus scanner will simplify Modbus RTU serial communications to any device. Communications are done independent of the PLC scan time and will have little or no ladder logic for the program. We will be communicating to a Solo process temperature controller … Read more

Solo SL-SOFT Installation – Temperature Controller Software

Solo SL-SOFT Installation - Temperature Controller Configuration and Monitoring Software

All Solo Standard Process Temperature Controllers that support RS-485 serial communications can use the SL-SOFT configuration and monitoring software. This free package will communicate to monitor multiple SOLO controllers using Modbus RTU or Modbus ASCII protocols. We will be installing the SL-SOFT configuration and monitoring software package on our Windows 10 PC. Communicating through our … Read more

Click PLC Serial Communication Timing

Click PLC Serial Communication Timing

Many questions come from serial communications using the Click PLC. Most of these questions deal with communication timing when using multiple send-and-receive instructions. We will show you how to deal with serial communication timing in the Click PLC. Receive and Send instructions will allow you to send and receive serial data to an external device. … Read more

Raspberry Pi Serial Port Programming

Raspberry Pi Serial Port Programming

Node-RED will be used on the Raspberry Pi 4 to communicate serial Modbus RTU to a Solo process temperature controller and Click PLC using twisted pair RS485. This will be done on the same serial network so the devices will be daisy-chained together on the two wires. We will be reading the PV (present value) … Read more

Waveshare USB to Serial PC Installation

Waveshare WS USB RS485 PC Installation

We will be installing an industrial USB to RS485 converter on our computer. The Waveshare USB to serial port is a 2-wire USB to RS-485 serial communication adapter for RS485 use. It does not require an external power supply or complicated configuration. It has a Type A (plug) USB connector for the computer side and … Read more