Cyx32 Silicone -100~10kpa~3.5MPa Oil Filled Ultrathin Pressure Sensor

1 Summary    CYX series piezoresistive pressure sensor adopts the internationally advanced high stability and high precision silicon pressure chip, and adopts the sintering seat with stress optimization design, which is produced by the processes of chip mounting, gold wire bonding, diaphragm welding, high vacuum oil injection, pressure cycle stress relief, high temperature aging, temperature compensation, etc. With more than 30 years of development, production experience and technological innovation, the products have excellent stability and performance, and are widely recognized by users.2 Product features    measurement range: -100kPa ~ 0 ~ 10kPa…100MPa    3 pressure forms: gauge pressure (G), absolute pressure (A), seal gauge pressure (S)    constant current / voltage supply    isolated structure, suitable for multiple fluid media    Φ 19mm standard pressure sensor    all 316L stainless steel    titanium structure optional, tantalum diaphragm customized3 Application    industrial process control                                                   liquid level measurement     gas and liquid pressure measurement                               pressure detection and calibration instrument     pressure switch and hydraulic system                                well monitoring    refrigeration equipment and air conditioning system           fire Internet of things  4 Technical indicators4.1 Electrical performance    power supply: ≤ 3.0ma; DC ≤ 10V DC    electrical connection: 0.2mm² four color 100mm silicon rubber flexible wire    common-mode voltage output: 50% of current type input (typical value), 40% of voltage type input (typical value)    input impedance: 2.7kΩ ~ 5kΩ    output impedance: 3.0kΩ ~ 6kΩ    response time (10% - 90%): < 1ms    insulation resistance: 500MΩ / 100V DC    allowable overvoltage: 1.5 times of full scale4.2 Structure performance     pressure lead-in tube material: stainless steel 316L    sealing ring: NBR, Viton (optional)    pin lead: gilded Kovar4.3 Environment condition    vibration: no change at 10gRMS, (20-2000) Hz    constant acceleration: 100g, 11ms    media compatibility: liquid or gas compatible with 316L and NBR (Viton optional)4.4 Reference conditions    medium temperature: (25 ± 3) ºC    ambient temperature: (25 ± 3) ºC    humidity: (50% ± 10%) RH    ambient pressure: (86-106) kPa    power supply: (1.5 ± 0.0015) mA DC4.5 Standard range sensitivity output and optional pressure formRangeFull scale output (mV)Typical valuePressureform RangeFull scale output (mV)Typical valuePressure form0~10kPa35~6045G0~1.6MPa125~185150G/A0~20kPa70~11090G0~2.0MPa50~7060G/A0~35kPa55~8070G/A0~3.5MPa100~120110G/S/A0~70kPa55~8060G/A0~7.0MPa120~150135S/A0~100kPa60~8575G/A0~10MPa180~230200S/A0~200kPa65~8575G/A0~25MPa140~170150S/A0~400kPa60~8070G/A0~40MPa230~280250S/A0~600kPa90~120100G/A0~60MPa100~160130S/A0~1.0MPa80~120100G/A0~100MPa100~150120S/A4.6 Basic parametersParametersTypical valueMax valueUnitFull scale output100250mVZero output± 1± 2mVNonlinearity0.20.5%FSHysteresis0.050.08%FSRepeatability0.050.08%FSInput / output impedance2.65.0kΩZero temperature drift(note 1)±0.4±1.0%FS, @25ºCSensitivity temperature drift(note 2)±0.4±1.0%FS, @25ºCLong-term stability0.20.3%FS / yearExcitation current1.5 (the maximum input voltage can be 10V)mAInsulation resistance500(100VDC)MΩCompensation temperature (note 3)0~50; -10~70ºCWorking temperature-40~+125ºCStorage temperature-40~+125ºCResponse time≤1msHousing and diaphragm materialstainless steel 316L O-ringviton, nitrile rubber, silicone rubber Measuring mediumFluids compatible with 316L, NBR or Viton or silicone Life (25 ºC)> 1 × 108 pressure cycle (80% FS)timesFilling mediumsilicone oil Sealing ringΦ 16 × 1.8mm (nitrile or fluorinated rubber (note 4)) Note 1 & 2. 0-10kPa zero temperature drift and sensitivity temperature drift: typical value is 0.5% FS @ 25 ºC, maximum value is 1.2% FS @ 25 ºC.Note 3. compensation temperature 0~ 50 ºC for ranges ≤200kPa; - 10ºC~ 70 ºC for ranges >200kPa.Note 4. temperature resistance range of viton seal ring is - 20 ºC ~ 200 ºC, low temperature performance is poor, When the temperature is lower than - 20 ºC, please verify before using.5 Model structure selection5.1 Pressure sensor model selection and outline drawingSeriesRangeModelOutline drawingCYX32-100kPa~3.5MPaCYX3201      5.2 Selection Guide  6 Schematic diagram and wiring modeIN + (red wire) - power supply positive IN - (black wire) - power supply negativeS + (yellow wire) - output positive S - (blue wire) - output negative7 Application Tips     The "floating" sealing structure of O-ring on the side wall is recommended for sealing the pressure sensor, which can avoid the front end being compressed and the stability being affected.     Pay attention to protect the front diaphragm and the compensation circuit board at the rear end, so as not to affect the performance or cause damage to the pressure sensor.     The shell cavity shall be designed with tapered angle as show