“HW-687 is one easy module for adding speed regulation to your next DC motor-based project. It is a simple pulse-width–modulated speed controller providing smooth control with almost no jerks. There ...

Higher amperage relay output modules and an 8-point input simulator module are now available from AutomationDirect for the Click series stackable micro brick PLCs. The Click C0-04TRS-10 ($54.00) is a ...

In an earlier blog post I did a teardown analysis of the XL4015 DC-DC Buck Converter module. I recently received an improved version of the same module. I purchased it from an online seller in China.

In previous issues, we have discussed troubleshooting input modules. In the examples, the output modules checked out OK. But what if they don't? As with input modules, output modules can be digital or ...

Omega’s new PCM5 series module converts a 4 to 20 mA signal from a process/temperature controller or computer to a time proportional output. This pulse control module mounts directly on a single 3 to ...

As an industrial electrician, you'll encounter many complex electrical circuits and drives that will break down as they age. Chances are, you won't be an expert in repairing these devices, but you can ...

Solar photovoltaic (SPV) systems are employed in applications ranging from simple battery charging to complex grid-connected solar inverters. Maximum Power Point Tracking (MPPT) is an algorithm used ...

A new product by solar inverter provider Tigo Energy enables installers to limit the output of Tigo inverters by using software during the commissioning process. Reducing the maximum AC power rating ...