Differential Pressure Sensor

Micro Differential Pressure Sensor is designed to measure low-range pressures in air and gases. It has an accuracy of up to ±0.075%FS and can measure pressures down to 10 mbar. The device is used in a variety of industries such as Petroleum industry, Chemical industry, Electricity industry, Hydrology.
In addition, It enables zero and full scale to be adjusted externally, Small size, easy installation,sensitive pressure response, long term output stability, and excellent temperature performance and a variety of pressure ranges can be selected, sufficient to meet basic needs.

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Description

Features

•Full stainless steel construction, compact size, easy installation;

•Laser welding, full-sealed construction; protection IP65;
•Using piezoresistive differential pressure sensor, 316L isolated diaphragm;

•Temperature compensation and aging, stable performance;

•Zero and span adjustable outside;

•Ex-proof version conforms to GB3836.4 Exia Ⅱ CT6 Ga standard; ex-proof certificate is approved;

•Ship-use product conforms to CCS Rules of Classification of Sea-going Steel Ships(2018); ship-use certificate is approved;

•CE and RoHS certificates.

Application

The products are widely used in the measurement and control of Various gases,Differential pressure measurement of liquid ,flow control, differential pressure measurement of pipelines in petroleum, chemical, hydrological, power station, water supply and drainage projects, boiler flue gas, brewing, glass manufacturing, etc.

Product Description

PT230 series differential pressure sensor is for low-range pressure measurement for air and gases. The low-pressure range can be 10 mbar, the best accuracy of the differential pressure transmitter can be ±0.075%FS. It can be widely used in the chemical, gas and oil filed. We also offers a differential pressure transmitter for oxygen pressure measurement, specializing in gas pressure measurement in medical oxygen production equipment and oxygen storage tanks.

Technical Parameters

Pressure range	0~1bar,0~100bar (0~100kPa,0~10MPa)
Type of pressure	Gauge pressure
measurement accuracy	Class 0.5, class 0.25
Behaviour of electricity	Two-wire system	Three-wire system 0 ~ 10v	Three-wire system
Output signal	(4～20)mA	(0～10)V	(0～5)V
Power supply	9～36Vdc	15～36Vdc	12～36Vdc
Insulance	500MΩ 100Vdc
Overload pressure	Twice the rated pressure
Bidirectional static pressure	5 times rated pressure
Working temperature	(-20～85)℃
the protection grades	IP65
Long term stability	0.2%FS/year