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 ...

As any programmer could tell you, there’s significant value in automating a process that is performed often enough. The more times that process is used, the more it makes sense to automate it or at ...

Designed specifically to comply with updated ISO 13849 Safety Category 2 requirements, this safety relay module helps users economically apply better and more appropriate safety measures. IDEC ...

JSB27x series of USB 2.0 Controlled module with 2 or 4 Solid State Relays. Each solid state relay is rated for 1 Amp @ 50 Volts AC or DC. Screw type terminal blocks are on the module to provide quick ...

The SRM Safety Relay Module has been certified by exida for single use in Safety Instrumented Systems up to SIL 2. The relay repeater module accepts single contact closure inputs from logic solver ...