Field Instrumentation

What is a proximity switch and what is it used for? How do proximity switches work

What is a proximity switch and what is it used for? How do proximity switches work A proximity switch is used to determine how close an object is, or the proximity of an object. The proximity of an object is determined by using certain means such as magnetic, electric, or optical. So these switches can …

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What are the differences between transducer and transmitter?

What is Transmitter? Transmitters are instruments used to generate and send electromagnetic waves which includes message or signal. A transmitter produces radio waves with the help of Antenna. Transmitter itself combines a sensor and the sensor measures the process variable and generates proportional signal. What is the working principle of Transmitter? The working principle of …

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Installation & Calibration of Differential pressure transmitter (DPT)

Differential Pressure Transmitter Installation of DPT It is necessary to mount the differential pressure transmitter below the smallest point to be measured. The capillary position should prevent vaporization hazards. Calibration of DPT At the Product Manufacturer premises, calibration should be conducted and checked prior to commissioning operations. A certificate of calibration should be given. A …

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