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HP314 and HP318 Low-cost Ceramic Piezoresistive Sensor

Measuring range: 2-600bar

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HP31X ceramic piezoresistive sensor-Datasheet.pdf

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The HP31x series temperature compensation concave film ceramic piezoresistive pressure sensor is an ideal pressure sensor.It can be integrated directly with the control circuit of the device after packaging the shell.

Product Introduction

Features

Technical Parameters

The HP31x series temperature compensation concave film ceramic piezoresistive pressure sensor is an ideal pressure sensor.It can be integrated directly with the control circuit of the device after packaging the shell.

Features

·Available for mass production, high performance,low cost O.E.M. applications

·Complete internal protection against humidity and condensation effects

· Excellent corrosion resistance, can be in direct contact with corrosive gas and liquid

·Compact size, easy to package

Technical Parameters

Measured range	2-600bar
Dimension(diameter x thickness)	φ18×3.5、φ18×6.35、φ13.5×3.5、φ13.5×6.35
Maximum excitation voltage	30 Vdc
Bridge resistance	10KΩ±30%
Zero offset	≤± 0.2mv /V
Insulation resistance	>2KV
Comprehensive accuracy (Linearity, hysteresis)	< 0.3% FS all range except 2bar < 0.5% FS 2bar
Repeatability	< 0.2% FS
Zero-point long-term stability	±0.25% FSO, typ. (no time accumulation) reference: 20ºC
Direct contact with liquid materials	96% aluminum oxide (AL3O2)
Operating temperature	-40 up to + 135ºC
Storage temperature	-50 up to + 150ºC
Temperature drift (zero & sensitivity)	Range 2bar ~ 50 bar:≤±0.03% FS/ºC (0ºC-85ºC) Range >50 bar:≤±0.04% FS/ºC (0ºC-85ºC)
Relative humidity	0- 99%
Sensor weight	< 7g