Lingke Sensing launches a universal all-steel oil-filled pressure sensor
Lingke Sensing General All-Steel Oil-Filled Pressure Sensor Using all-steel material, it features a wide temperature compensation range, high reliability, strong impact resistance, vibration resistance, and corrosion resistance. The pressure core uses a chip independently developed by Minxin. Its structure encapsulates the chip in a 316L stainless steel shell and injects high-vacuum silicone oil. Pressure is transmitted to the chip through the silicone oil, allowing the chip to sense the pressure signal and convert it into an electrical signal output.

Product Introduction
General All-Steel Oil-Filled Pressure Sensor It adopts an all-steel welded structure, and the chip module is encapsulated in a silicone oil-filled cavity that can isolate the measuring medium. The cavity is composed of a stainless steel diaphragm and a stainless steel cavity, and can be widely used in various occasions, including high-corrosion media environments.
Parameter Characteristics
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Pressure Range 0 kPa∽ 35 kPa...2.5 MPa (gauge pressure), 0 kPa∽250 kPa...2.5 MPa (absolute pressure)
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High Accuracy: ±0.6%FS@-20°C∽120°C (gauge pressure),
±10μV/℃@zero point temperature drift, ±0.5‰FS/℃@full-scale temperature drift (absolute pressure)
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Wide Temperature Range: -40°C∽125°C
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Input/Output Impedance: 2KΩ∽5KΩ (absolute pressure)
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Non-linearity: ±0.3%
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Pressure Hysteresis: 0.03%
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Repeatability: 0.06%
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Insulation Resistance: ≥200MΩ/250VDC
Product Advantages
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M EMS is an independently developed chip with field shielding function, and the supply chain of parts is controllable and localized.
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The product structure adopts radial sealing, and the material is 316L.
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The core size can be customized according to client needs.
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Pressure range can be customized to flexibly meet customer needs.
Application Scenarios
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Instrumentation, petrochemical industry, liquid level gauge, hydrogen energy industry
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