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China JK92 Series Compact Digital Pressure Sensor - Reliable Suppliers for Durable LED Display from Trusted Factory
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 |
Compound pressure |
500kPa (compound pressure) |
Positive pressure |
1.5MPa (positive pressure) |
|
Vacuum pressure |
500kPa (vacuum pressure) |
|
Rated Pressure Range |
Compound pressure |
-100～100kPa (compound pressure) |
Positive pressure |
-0.1～1MPa (positive pressure) |
|
Vacuum pressure |
0～-101.0kPa (vacuum pressure) |
|
Protection Grade |
— |
IP40 |
Set Pressure Range |
Compound pressure |
-103～103kPa (compound pressure) |
Positive pressure |
-0.103～1.030MPa (positive and negative pressure) |
|
Vacuum pressure |
10.0～-103.0kPa (vacuum 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 |
— |
Orange OUT1 |
Weight |
Excluding cable |
Approximately 70g |
Applicable Gas |
— |
Air, non-corrosive, non-flammable |
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 1 channel output) |
Interface Diameter |
— |
90 degrees inlet port / M5 port / No port |
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 a maximum positive pressure of 1.5MPa, compound pressure of 500kPa, and vacuum pressure of 500kPa, making it suitable for a wide range of industrial pressure monitoring applications.
Q
What types of gases is this sensor compatible with?
This sensor is designed for use with air and non-corrosive, non-flammable gases. It is not suitable for corrosive or combustible gas environments.
Q
What communication interface does the sensor support, and what is the maximum communication distance?
The sensor supports RS485 communication with a maximum connection distance of ≤1200m. It supports multiple baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps.
Q
What is the operating temperature range of this pressure sensor?
The ambient operating temperature range is 0～50℃. For storage, the sensor can withstand temperatures from -10℃ to 60℃ (without water condensation or freezing).
Q
What are the typical application scenarios for this sensor?
This sensor is widely used in pipeline pressure monitoring, air leak testing, F.R.L systems (Filter, Regulator, Lubricator), gas storage cylinders, adsorption verification, and air compressor systems, covering a broad range of industrial automation needs.
Q
What is the display accuracy and response time of the sensor?
The display accuracy is ±1%F.S ±1digit at 25±3℃, with a display refresh rate of 5 times per second. The response time is ≤2.5ms and can be configured to 25, 100, 250, 500, 1000, or 1500ms depending on application requirements.