How to Troubleshooting  4 -20 mA Current Loops with Loop Calibrator?

How to Troubleshooting  4 -20 mA Current Loops with Loop Calibrator?

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Introduction Special-purpose electronic test instruments called loop calibrators are manufactured for the express purpose of 4-20 mA current loop circuit troubleshooting. These versatile instruments are generally capable of not only measuring current, but also sourcing current to unpowered devices in a loop, and also simulating the operation of…

How to Choose the Right Temperature Sensors for Your Measurement System?

How to Choose the Right Temperature Sensors for Your Measurement System?

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Introduction  The most common temperature sensors  are thermocouples, thermistors, and resistance temperature detectors (RTDs).Fiber-optic sensors, while more specialized, are growing in popularity for temperature measurements   Thermocouples Thermocouples, The most popular temperature sensors, are effective in applications that require a large temperature range. They are inexpensive…