The industry has developed multiple lengths of transducer-type liquid level probes for use with halocarbon refrigerants. Such controls are often focused directly on supermarket racks. The application ...

With any switchboard or switchgear lineup, you can order ammeters, voltmeters, frequency meters, etc. These meters come with factory-installed instrument transformers, which are needed to convert the ...

QUESTION: What’s a good way to check the frequency of a generator’s output if I don’t have a microwave oven onboard? ANSWER: You might want to build a remote ...