Regarding flameproof transmitters, we need to understand

Explosion-proof transmitters are suitable for installation in places with explosive gases, vapors, dust and fibers to protect the safety of operators and instruments. It is used to continuously measure the differential pressure, pressure, negative pressure, liquid level and flow of media such as vapor, gas, and liquid.

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[Wotian share] How to choose a temperature transmitter

In the past five years, the number of temperature transmitters has increased dramatically. There are various types provided.It is worth of thinking that how to choose a transmitter, especially how to choose it according to system accuracy.

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High-precision HART intelligent temperature transmitter

With the continuous development of computer technology, electronic technology, modern measurement technology, on site wire technology, and artificial intelligence technology, users have increasingly higher requirements for the measurement accuracy, repeatability, and stability of temperature transmissions. Many users want the measurement of tempera

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Nanjing Wotian pct300 temperature module installation instructions

Nanjing Wotian PCT300 temperature module is a low-cost three-wire temperature transmitter. It can receive Pt100 platinum resistance input, can be directly installed in the sensor junction box, the signal is accurate, can be transmitted remotely (maximum 200 meters), good accuracy, anti-interference, good stability, maintenance-free.

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Working principle of differential pressure sensor

The core part of the chip is a cup-shaped silicon film. On the silicon film, the semiconductor film is diffused and mixed. Miscellaneous method to make four equal resistances, connected to a Wheatstone bridge, and then connected to the outer leads by pressure welding.

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