Temperature and Process Controller, 1/4DIN, 2 Loop

The Watlow PM Plus™ 4 is new to ADM Instrument Engineering. It is the latest addition to the Watlow line of temperature and process controllers.

A PID temperature controller is a device that helps keep a certain temperature (hot or cold) through three control measures: proportional, integral, and derivative, that is why they are called PID. To learn more about how PID works, and its practical application, you can read our previous article here. The Watlow PM LEGACY Series is a PID controller range available in 1/16 DIN and 1/32 DIN panel mount packages, with optional Bluetooth communications. The LEGACY includes one universal input, and an option for up to two outputs, which can be ordered as a PID process controller, or as a dedicated