Editor’s Note: This is the fourth part in our series of articles on cold rooms. Read Part 1 here: Part 1—Cold Rooms: An Introduction. As seen in the previous articles in this series, each component of ...

Low-pressure controls are a common accessory added to many refrigeration systems. They are normally used to electrically cycle a compressor on and off; however, when and why they do so will vary based ...

It sounds rather mysterious: a switch that is controlled by its ambient temperature. All without the touch of a human hand, except for when you’re building this sort of electronic thermostat. There ...

Commodity pressure switches fail all the time. And in nonessential fluid control applications, those failures may not amount to much more than the switch’s replacement cost. However, in the fluid ...

Machines need sensors and transmitters to operate reliably and consistently. All it takes is a small drop in air pressure or a slight jam to cause a machine to crash; these sorts of problems can often ...

A temperature controller is an instrument that controls temperatures, often without extensive operator involvement. In a temperature controller system, the controller accepts a temperature sensor as ...