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China Suppliers Factory JK20 Series Corrosion-resistant Pressure Sensor for Semiconductor Industries
Application Industry
📌 Pipeline pressure monitoring
📌 Air leak testing
📌 F.R.L (Filter, Regulator, Lubricator)
📌 Gas storage cylinders
📌 Adsorption verification
📌 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 |
| 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
Frequently Asked Questions
Q
What pressure ranges does this pressure sensor support?
This pressure sensor supports multiple ranges: high pressure (0.000～2.000MPa), positive pressure (-0.100～1.000MPa), and compound pressure (-100～100kPa). The withstand pressure reaches up to 3.0MPa for high pressure models, ensuring reliable performance across a wide range of industrial applications.
Q
What is the protection grade of this pressure sensor?
The sensor is rated at IP65, which means it is fully dust-tight and protected against low-pressure water jets from any direction. This makes it suitable for use in demanding industrial environments such as pipeline monitoring, air compressor systems, and air leak testing.
Q
What communication interfaces and baud rates are supported?
The sensor supports RS485 communication with a maximum connection distance of up to 1200 meters. It is compatible with multiple baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps, offering flexible integration into various industrial control and monitoring systems.
Q
What types of gases or fluids is this sensor compatible with?
This sensor is designed for use with non-corrosive fluids compatible with SUS316 stainless steel and FKM (Fluoroelastomer) materials. It is well-suited for clean air, nitrogen, and other non-aggressive gases commonly used in pneumatic and industrial automation systems.
Q
What output types does the sensor provide?
The sensor provides open collector output supporting both NPN and PNP configurations, with up to 2 outputs available. The response time is as fast as ≤2.5ms and can be configured to 25, 100, 250, 500, 1000, or 1500ms depending on application requirements.
Q
What are the operating and storage temperature ranges?
The sensor operates within an ambient temperature range of 0～50℃ and can be stored at temperatures between -10℃ and 60℃ without water condensation or freezing. The humidity range for both operation and storage is 35～85% (no condensation), ensuring stable performance in varied environmental conditions.