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China Suppliers Factory JK20 Series Corrosion-resistant Pressure Sensor for Semiconductor Industries

Introducing our advanced stainless steel control device, perfect for use in non-corrosive fluid environments, made with SUS31This innovative product features an induction and nozzle constructed of high-quality stainless steel 316L, ensuring durability and reliability. With an IP65 waterproof design, it offers excellent protection against dust and water ingress, making it suitable for various industrial applications, Equipped with imported chips, this device guarantees higher stability and performance. The LED intelligent display features a 3-color digital LCD that allows for easy and clear distinction of readings. The built-in multiple units provide a clearer display, while the dual screen design enhances user experience by making information more intuitive, Our product also boasts a power-saving mode that can be customized, along with a key lock feature to prevent unauthorized operation, ensuring safety in any environment. The multiple output capability allows for the independent control of various devices, with a single output current reaching up to 200mA, making it capable of managing large loads effectively, To ensure protection, the device includes built-in overcurrent and short circuit protection, alongside automatic fault diagnosis with a fault code alarm for prompt troubleshooting. As a trusted China supplier and factory, we are committed to providing high-quality products that meet the demands of our customers

    Application Industry
    Application industry (1)

    Pipeline pressure monitoring

    Application industry (2)

    Air leak testing

    Application industry (3)

    F.R.L (Filter, Regulator, Lubricator)

    Application industry (4)

    Gas storage cylinders

    Application industry (5)

    Adsorption verification

    Application industry (6)

    Air compressors

    Product Parameters

    Parameter Category

    Specific Parameter

    Specification

    Withstand Pressure

    High pressure

    3.0MPa (high pressure)

    Positive pressure

    2.0MPa (positive pressure)

    Compound pressure

    500kPa (compound pressure)

    Rated Pressure Range

    High pressure

    0.000~2.000MPa (high pressure)

    Positive pressure

    -0.100~1.000MPa (positive pressure)

    Compound pressure

    -100~100kPa (compound pressure)

    Protection Grade IP65

    -

    IP65

    Set Pressure Range

    High pressure

    -0.103~2.030MPa (high pressure)

    Positive and negative pressure

    -0.103~1.030MPa (positive and negative pressure)

    Compound pressure

    -103.0~103.0KPa (positive pressure)

    Display Refresh Rate

    -

    5 times/second

    RS485 Communication Distance

    -

    Maximum connection distance ≤1200m

    Ambient Temperature

    -

    0~50℃

    Color

    -

    3 colors (white   red   orange)

    Load Current

    -

    ≤200mA

    Humidity

    Action and storage

    35~85% (no water condensation)

    Internal Pressure Drop

    -

    ≤1.0V

    Wire Specification

    -

    Oil-resistant PVC cable (0.15mm²)

    Current Consumption

    No load

    ≤40mA

    Repeatability Accuracy

    -

    ±0.3%F.S ±1digit

    Linearity

    -

    ±1%F.S

    Action Indication

    -

    OUT1

    Weight

     

    Approximately 108g

    Applicable Gas

    -

    Non-corrosive fluid for SUS316 and FKM

    Minimum Unit Scale Value

    Positive pressure type kPa

    kPa(0.001), kgf/cm²(0.01), bar(0.01), psi(0.1)

    Micro and positive-negative pressure type kPa

    kPa(0.1), mmHg(1), kgf/cm²(0.001), bar(0.001), psi(0.01), inHg(0.1)

    Vibration Resistance

    Amplitude, frequency, time

    Amplitude 1.5mm, 10Hz~55Hz~10Hz per minute, 2 hours for each of X, Y, Z directions

    Storage Temperature

    Storage

    -10℃~60℃ (without water condensation and freezing)

    Temperature Characteristic

    -

    ±3%F.S, reference temperature 25℃ (0~50℃ temperature range)

    Baud Rate

    -

    9600bps, 19200bps, 38400bps, 57600bps, 115200bps

    Insulation Resistance

    Between lead and plastic shell

    ≥50MΩ (DC 500V)

    Output Voltage

    Rated voltage

    0.6V~5V ±2.5%F.S (rated voltage)

    Display Accuracy

    -

    ±1%F.S ±1digit (temperature 25±3℃)

    Withstand Voltage

    Between lead and plastic shell

    AC 1000V for 1 minute

    Impact Resistance

    -

    100m/s²(10G), 3 times for each of X, Y, Z directions

    Output Type

    -

    Open collector output (NPN or PNP, up to 2 outputs)

    Interface Diameter

    -

    RC1/8"   VCR1/4"   R1/4"   M5"

    Response Time

    -

    ≤2.5ms (can be set to 25, 100, 250, 500, 1000, 1500ms)

    Design Aesthetics
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    Frequently Asked Questions
    Q What is the maximum withstand pressure of this pressure sensor?
    The sensor supports up to 3.0MPa for high pressure applications, 2.0MPa for positive pressure, and 500kPa for compound pressure configurations, ensuring reliable operation across a wide range of industrial scenarios.
    Q What is the IP protection rating of this product?
    This pressure sensor carries an IP65 protection rating, making it dustproof and protected against low-pressure water jets. It is well-suited for demanding industrial environments including pipeline monitoring and air compressor systems.
    Q What communication interfaces does this sensor support?
    The sensor supports RS485 communication with a maximum connection distance of up to 1200m. It also supports multiple baud rates: 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps, allowing flexible integration into various automation systems.
    Q What types of gases or fluids is this sensor compatible with?
    This sensor is designed for use with non-corrosive fluids that are compatible with SUS316 stainless steel and FKM (fluoroelastomer) materials. It is not recommended for use with corrosive or aggressive media.
    Q What output types are available for this pressure sensor?
    The sensor offers open collector output in both NPN and PNP configurations, supporting up to 2 outputs. The output voltage range is 0.6V to 5V (±2.5% F.S), making it compatible with a wide range of PLCs and control systems.
    Q What are the typical application industries for this pressure sensor?
    This sensor is widely applied in pipeline pressure monitoring, air leak testing, F.R.L (Filter, Regulator, Lubricator) units, gas storage cylinders, adsorption verification systems, and air compressors — covering a broad spectrum of pneumatic and industrial automation applications.