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Pressure Sensor WPAH31

Summary:

WPAH31 ceramic pressure sensor is a ceramic piezoresistive pressure sensor with temperature compensation function, which is refined with a refined ceramic base through a thick film process.

Feature:

* Ceramic sensitive diaphragm with high overload capacity
* Zero point and temperature drift laser trimming
* Excellent corrosion and wear resistance
* Shock and vibration resistance
* High precision and high stability
* Wide operating temperature range
* Small size, easy to package
* Environmental friendly

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PARAMETER

Specification Product Size

Technical Data Sheet

Model No.	WPAH31
Dimensions	Φ18mm*6.35mm
Range	2bar, 5bar, 10bar, 20bar, 40bar, 50bar, 100bar optional
Operating Voltage	2-20V
Sensitivity	1.5—4mv/V, typical value 2.5±1.0mv/V
Input and output impedance	10KΩ±30%
Temperature range	-40℃-125℃
Zero output	0—±0.4 mv/V, typical value 0±0.25mv/V
Linearity, Hysteresis, Repeatability	Typical ±0.3 %FS
Temperature drift	±0.02%FS/℃, ±0.03%FS/℃, ±0.05%FS/℃ optional
Safe overload	2 times the rated range (when the sensitivity is typical)
Stability	Better than ±0.5%FS / year (under reasonable use)

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