SMP2900 OEM Piezoresistive differential pressure sensor core
SMP2900 Piezo-resistive differential pressure sensor core use stainless steel material, there are also stainless steel corrugated diaphragm on both high and low pressure side to protect sensitive chip. The product’s shape and structure are the same with the similar products overseas, with good interchangeability, can be reliably applied to a variety of differential pressure measurements of the occasion.
Features
Range: 0kPa~35kPa…3.5MPa
SS 316L material
Import MEMS pressure sensitive chip
General appearance and structure and assembly dimensions
Static Pressure can be up to 20MPa
Application
Industrial process control
Gas, liquid pressure measurement
Differential pressure measurement
Venturi and Vortex Flowmeters
Outline structure:(Unit: mm)
Specification
| Construction condition |
| Diaphragm material | SS 316L |
| Housing material | SS 316L |
| Pin Wire | Gold-plated karaf /100mm silicone rubber wire |
| Seal ring | Nitrile rubber |
| Electrical Condition |
| Power supply | ≤2.0mADC |
| Impedance input | 3kΩ～8kΩ |
| Impedance output | 3.5kΩ～6kΩ |
| Response | (10%～90%):<1ms |
| Insulation resistance | 100MΩ,100V DC |
| Maximum static pressure | 20MPa |
| Environmental Condition |
| Media applicability | Fluid which has no corrosion on stainless steel and nitrile rubber |
| 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. |
Parameter: | 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 | 45 | 130 | | mV DC |
| FS output | 0～50 | ℃ |
| Compensated temp. range | -40～125 | ℃ |
| Working temp. range | -55～150 | ℃ |
| Storage temp. range | | ±0.75 | ±1.0 | %FS, @ 25℃ |
| Zero temp. error | | ±0.75 | ±1.0 | %FS,@ 25℃ |
| Full temp. 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:
Product Tags:
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