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China Suppliers Factory JK20-L Corrosion-Resistant Bottom Ported Pressure Sensor with Smart Display and Multiple Outputs
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)
Q
What is the maximum withstand pressure of this pressure sensor?
The sensor supports up to 3.0MPa for high pressure type, 2.0MPa for positive pressure type, and 500kPa for compound pressure type. These ratings ensure safe operation across a wide range of industrial applications.
Q
What protection grade does this sensor offer?
This pressure sensor carries an IP65 protection rating, making it dust-tight and protected against water jets. It is suitable for use in demanding industrial environments such as pipeline monitoring and air compressor systems.
Q
Does the sensor support RS485 communication, and what is the maximum connection distance?
Yes, the sensor supports RS485 communication with a maximum connection distance of ≤1200m. It also supports multiple baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps, offering flexible integration into industrial control systems.
Q
What types of gases or fluids is this sensor compatible with?
The sensor is compatible with non-corrosive fluids suitable for SUS316 stainless steel and FKM (fluoroelastomer) materials. This makes it ideal for applications involving clean air, inert gases, and non-aggressive industrial fluids.
Q
What are the available interface diameter options for installation?
The sensor is available with multiple interface diameter options: RC1/8", VCR1/4", R1/4", and M5". This variety allows easy integration into different pipeline systems and pneumatic equipment setups.
Q
What is the response time and display refresh rate of this sensor?
The sensor has a minimum response time of ≤2.5ms, which can be configured to 25, 100, 250, 500, 1000, or 1500ms depending on the application requirements. The display refreshes at a rate of 5 times per second, ensuring real-time and accurate pressure readings.