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Corrosion-Resistant Pressure Sensor JK20-L Series | China Suppliers & Factory, IP65 Waterproof, Dual Display
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 (FAQ)
❓ What is the maximum withstand pressure of this pressure sensor?
The sensor supports up to 3.0MPa for high pressure types, 2.0MPa for positive pressure types, and 500kPa for compound pressure types, ensuring reliable performance across a wide range of industrial applications.
❓ What is the protection grade of this pressure sensor?
This pressure sensor carries an IP65 protection rating, making it dust-tight and protected against low-pressure water jets, suitable for demanding industrial environments.
❓ Does this sensor support RS485 communication?
Yes, the sensor supports RS485 communication with a maximum connection distance of up to 1200m. It supports multiple baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps.
❓ What types of gases or fluids are compatible with this sensor?
This sensor is compatible with non-corrosive fluids suitable for SUS316 stainless steel and FKM (Viton) materials, making it ideal for a wide variety of pneumatic and industrial gas applications.
❓ What output types does this pressure sensor offer?
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 adjusted to 25, 100, 250, 500, 1000, or 1500ms.
❓ What are the typical application scenarios for this pressure sensor?
This sensor is widely used in pipeline pressure monitoring, air leak testing, F.R.L (Filter, Regulator, Lubricator) systems, gas storage cylinders, adsorption verification, and air compressor systems, covering a broad range of industrial automation needs.