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General Type Isolation Film Pressure Sensor WPAK66

Summary:

WPAK66 series is a pressure core encapsulated by high precision imported diffused silicon pressure sensitive chip and mature manufacturing technology. It is the core component for manufacturing pressure sensor and pressure transmitter.As a high performance pressure sensitive element, it can be easily amplified signal and integrated to a transmitter with standard signal output.

WINSEN can undertake special customization according to the needs of users, such as full welded structure, wide temperature compensation, customized shape, high reliability, strong impact and vibration resistance pressure sensors, to provide reliable solutions for a variety of applications.

Application:
process control system
Pressure calibration instrument
Hydraulic system
Biomedical instruments
Hydraulic system and valve
Liquid level measurement
Military equipment
Refrigeration equipment and HAVC system
Ships and navigation
Aircraft and Avionics Systems

Feature:

* All stainless steel 316L package, anti-erosion
* Wide temperature compensation-10~+70℃
* Constant current and constant voltage excitation are optional
* Normalized output available
* Glue-filled and moisture-proof circuit board

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APPLICATION

Pipeline Pressure Monitoring

The combustion gas used in the city is supplied to urban residents from the gas source point through the gas distribution and supply system. The main component of the gas distribution system is the gas pipeline. Compared with other pipelines, the tightness of gas pipelines has particularly strict requirements,

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PARAMETER

Specification Product Size

Technical Data Sheet

Detection range	6MPa…60MPa
Pressure Reference	Sealed Gauge Pressure
Power supply	1.5mA or 10V
input resistance	Constant current：2kΩ～5KΩ； Constant Voltage：3kΩ～18kΩ
Electrical Connection	Pin or Wiring
Compensation Temperature	0℃～60℃、-10℃～70℃	≤35kPa：0℃～60℃，＞35kPa：-10℃～70℃
Working Temperature	-40℃～120℃
Storage Temperature	-40℃～125℃
Insulation resistance	≥200MΩ/250VDC
Response Time	≤1ms	Up to90%FS
Measuring Medium	Liquid and Gas
Mechanical vibration	20g（20～5000HZ）
Shock Resistance	100g（10ms）
Lifespan	10×106（Pressure Cycle）

Structural Performance Index
Diaphragm material	316L
Housing Material	316L
Infused Liquid	Silicone oil
Seal Ring	NBR

Basic Parameter Index
Item	Condition	Min	Special	Max	Unit	Remarks
Non-linear		-0.3	±0.25	0.3	%FS	Note⑴
Hysteresis		-0.05	±0.03	0.05	%FS
Repeatability		-0.05	±0.03	0.05	%FS
Zero Point Output		-2	±1	2	mV
Full-Range Output	1.5mA ,10kPa	20			mV
	1.5mA,other range	50	90	150
	10V,10kPa	30
	10V,other range	60	100	110
Zero Point Temperature Drift	10kPa	-2	±1.5	2	%FS	Note⑵
Zero Point Temperature Drift	Other Detection Range	-1.5	±0.75	1.5	%FS	Note⑵
Sensitivity Drift		-1.5	±0.75	1.5	%FS	Note⑵
Heat Hysteresis		-0.075	±0.05	0.075	%FS	Note⑶
Stability		-0.3	±0.2	0.3	%FS/Year

Notes：
⑴ Based on BFSL least square method.
⑵ In temperature r compensation ange,0℃～60 and -10℃～70℃ is refer to 30℃;-20℃～85℃ is refer to 32.5℃.
⑶ After high and low temperature, return to the reference temperature.

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General Type Isolation Film Pressure Sensor WPAK65

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