Welcome to my quick review of an inexpensive 2-channel 5V relay module controlled via RS485 bus utilizing Modbus RTU protocol. As claimed by some online sellers, this easy-to-get Modbus RTU 2-Channel ...

Molex, LLC has introduced two new seamlessly integrated Modbus modules for Rockwell Automation CompactLogix controllers. The two Universal Modbus modules connect CompactLogix controllers to any Modbus ...

This content was written and submitted by the supplier. It has only been modified to comply with this publication’s space and style. The two Universal Modbus modules connect CompactLogix controllers ...

Alternatively, with these modules the Ethernet port can be used as another means for configuration and troubleshooting. This is said to provide additional flexibility for configuration as well as ...

BradCommunications SST Modbus and Modbus TCP network interface modules connect Modbus networks to the Allen-Bradley ControlLogix system. November 14, 2007, Lincolnshire, IL USA. - Woodhead Industries ...

Molex has introduced two integrated Modbus modules for Rockwell Automation CompactLogix controllers. The modules are claimed to connect CompactLogix controllers to any Modbus/TCP or Modbus serial ...

Wixom, Mich. – Featuring a high-speed Modbus-RTU network interface, the BusWorks 900MB Series analog and discrete I/O modules from Acromag provide four independent channels for signal conditioning and ...

The Espressif NodeMCU-based module described in this series enables you to use the Modbus protocol over a WLAN. Now we cover the software and Modbus module configuration. In the first part of this ...

ProSoft Technology’s Modbus Communication Modules (MCMs) provide a fast and easy way to connect Modbus networks and devices to the ControlLogix system. Now implementation of these modules is made even ...

Read Coils coils Number of registers to read from must be 1 to 2000 Read Discrete Inputs discrete_inputs Number of registers to read from must be 1 to 2000 Read Holding Registers holding_registers ...