SMP3002 Piezo-resistive welded pressure sensor
SMP3002 Piezo-resistive pressure sensor is a sensor encapsulating the isolation film sensor core in the stainless steel shell, with SS 316L diaphragm and stainless steel shell and interface. This sensor has good media compatibility, reliable and stable performance, with M20 * 1.5 external thread. The back-end interface is M27 * 2 external thread, which is convenient for customers to directly install and use.
The product is suitable for a variety of gas, liquid medium pressure measurement. It can be widely used in petroleum, chemical, marine, hydraulic systems and other industries process control and measurement.
Feature
Range: -100kPa┅0～20kPa┅70MPa
Standard thread pressure measurement
High precision, high stability
Application
Petroleum, chemical industry
Urban water supply, heating
Process control system
Hydraulic industry
Outline structure:(Unit: mm)
Specification
| Construction condition |
| Diaphragm material | SS 316L |
| Housing material | Stainless steel |
| Seal ring | Nitrile rubber |
| Electrical Condition |
| Power supply | ≤2.0mADC |
| Impedance input | 2.5kΩ~5kΩ |
| Impedance output | 2.5kΩ~5kΩ |
| Response | (10%～90%)~<1ms |
| Insulation resistance | 100MΩ,100V DC |
| Overpressure | 2times FS, ( 0C/0B/0A/02 5times FS) |
| Environmental Condition |
| Media applicability | Fluid which has no corrosion on stainless steel and nitrile rubber |
| Shock | No change at 10gRMS,(20～2000)Hz |
| Impact | 100g,11ms |
| Position effects | Deviate 90° from any direction, zero change≤±0.05%FS |
| Basic Condition |
| Environment temperature | (25+/-1)℃ |
| Humidity | (50%±10%)RH |
| Atmospheric pressure | (86~106) kPa |
| Power supply | (1.5+/-0.0015)mA DC |
| All tests are in accordance with relevant national standards, including GB / T2423-2008, GB / T8170-2008, GJB150.17A-2009, etc., and also comply with the Company's "Pressure Sensor Enterprise Standards" provisions of the relevant content. |
Parameters
| Item | Min. | Typ. | Max. | Units |
| Linearity | | ±0.2 | ±0.25 | %FS,BFSL |
| Repeatability | | ±0.05 | ±0.075 | %FS |
| Hysteresis | | ±0.05 | ±0.075 | %FS |
| Zero output | | | ±2.0 | mV DC |
| FS output | 45 | 100 | | mV DC |
| Compensated temp. range | 0～70 | ℃ |
| Working temp. range | -40～125 | ℃ |
| Storage temp. range | -55～150 | ℃ |
| Zero temp. error | | ±0.75 | ±1.0 | %FS,@25℃ |
| Full temp. error | | ±0.75 | ±1.0 | %FS,@25℃ |
| Long term stability error | | ±0.2 | | %FS/year |
| Note:1. The above performance indicators are tested under the benchmark conditions 2. The temperature range for temperature drift test is the compensation temperature range |
CE certificate:
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