The importance of pressure transmitter housing material
Release time:
2021-07-19
The pressure transmitter housing material and the body material are not the same part. Pressure transmitter housing refers to the housing of the electrical part; the main body also includes its pressure-bearing part for differential pressure and pressure transmitters
The pressure transmitter housing material and the body material are not the same part. Pressure transmitter housing refers to the housing of the electrical part; the main body also includes its pressure-bearing part for differential pressure and pressure transmitters, and usually refers to the skeleton that supports the various parts of the transmitter. There are two common types: 1. Intrinsically safe type 2. Explosion-proof type.

Intrinsically safe pressure transmitter housing: refers to the electrical circuit system, the thermal effect and electric spark produced under the specified fault or normal working state can not ignite the specified explosive mixture of equipment.
Explosion-proof Pressure transmitter housing: refers to the external explosive environment of electrical equipment housing formed by multiple or one type of gas or vapor that will not ignite through any combination holes and surfaces on the housing, and is caused by the combustible that has entered the housing In the explosive environment of the internal mixture, the instrument housing can withstand without being damaged.
Common housing materials for Pressure transmitter housing are: stainless steel housing, polymer housing, aluminum housing, etc. Different shells have different characteristics. The stainless steel shell has good corrosion resistance, high strength and low price; the polymer shell has good barrier properties, strong reinforcement, and excellent light color transparency; the aluminum shell metal is non-magnetic, has no metal pollution, is light in weight, and can be recycled and reused. Stable chemical properties, low density, bright appearance, good surface treatment performance, and non-toxic.
Pressure transmitter housing is not only to protect the internal parts of the transmitter, but also to meet the requirements of process design. At the same time, the reserved information on the shell can also help you to understand the various information of the selected product more quickly and clearly. Therefore, when we choose Pressure transmitter housing, we can't just do things perfunctorily, and choose arbitrarily based on our hobbies. Because of the different material composition, it directly affects the pressure resistance and corrosion resistance of the transmitter, and then affects the service life of the transmitter.
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