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Thick film (piezoresistive) ceramic pressure sensor

  • Product modelHCPS -××× - ××
  • Product brand Huajingwei
  • Application FieldsPetrochemical Industry,Inter-city Rail Transport/Metro,Instrumentation and Measurement,Automation Cntrol,Internet of things,Smart Home,Oil-fueled Automotive

SHAANXI HUAJING MICRO-ELECTRONICS CO.,LTD

  

Product Details 产品规格书下载

Product features            ① Using ceramic thick film integrated piezoresistive technology, excellent performance, small size, flexible packaging            ② Corrosion resistance, no isolation, direct contact, measurement of corrosive media            ③ As a pressure sensing element, it is easy to integrate with transmitter electronic circuit            ④ High reliability, good stability, low cost, mass production            ⑤ Under the condition of rated pressure, the pressure cycle life is more than 1 million times            ⑥ Meet the requirements of EU ROHS directive            Main parameters            Bridge impedance: 11K Ω            Bridge resistance error: ± 30%            Overload pressure: 2-3 times of full scale            Output signal: 1.5 ~ 4 MV / V            Linearity / hysteresis / repeatability: < 0.2 1.5 %FS            Power supply voltage: ≤ 5 ~ 30 VDC            Zero offset: ≤± 0.4 MV            Zero long term stability: ± 0.25% FS, typ (20 ℃)            Insulation resistance: 1g Ω (test conditions: 25 ℃, Rh ≥ 75%, 100VDC)            Zero and full temperature drift: a ≤± 0.02% FS / ℃ (0 ℃ ~ 70 ℃)            Grade B ≤± 0.05% FS / ℃ (- 10 ℃ ~ 85 ℃)            Grade C ≤± 0.1% FS / ℃ (- 10 ℃ ~ 85 ℃)            Pin function            The function of circuit pin is shown in the table below.            Pin number            Symbol            Function description            one            +Ub            Excitation voltage + terminal            two            S-            Output terminal            three            -Ub            Excitation voltage terminal            four            S+            Output + terminal                        Application scope            Automobile air conditioning, urea package, air compressor, water pump, fork lift, brake system, tire pressure test, water pressure, water level, etc.            Product naming principle and order number            HCPS -××× - ××            No code: conventional products; t: with temperature compensation            Lead out type: 0-pdag pad; 1-Welding pin; 2-welding cord            Pressure range in bar            Product model            Other ranges and conversion circuits can be customized according to user's requirements.

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