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China JK92 Series Compact Digital Pressure Sensor - Durable, Stable, LED Display from Trusted Suppliers and 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
QWhat pressure types does this pressure sensor support?
This sensor supports three pressure types: compound pressure (−100～100 kPa), positive pressure (−0.1～1 MPa), and vacuum pressure (0～−101.0 kPa), making it suitable for a wide range of industrial measurement applications.
QWhat industries and applications is this sensor designed for?
The sensor is designed for multiple industrial scenarios including pipeline pressure monitoring, air leak testing, F.R.L. (Filter, Regulator, Lubricator) systems, gas storage cylinders, adsorption verification, and air compressors.
QWhat is the communication interface and maximum transmission distance?
The sensor is equipped with an RS485 communication interface supporting multiple baud rates (9600, 19200, 38400, 57600, 115200 bps). The maximum RS485 connection distance is ≤1200 m, making it ideal for long-distance industrial installations.
QWhat is the display accuracy and response time of this sensor?
The display accuracy is ±1%F.S ±1 digit at a reference temperature of 25±3℃, with a display refresh rate of 5 times per second. The response time is ≤2.5 ms and can be configured to 25, 100, 250, 500, 1000, or 1500 ms depending on the application requirement.
QWhat type of output does the sensor provide, and what gases is it compatible with?
The sensor offers open collector output (NPN or PNP, up to 1 channel output). It is compatible with air and other non-corrosive, non-flammable gases, ensuring safe operation in standard industrial environments.
QWhat are the operating and storage temperature ranges, and what is the protection grade?
The sensor operates within an ambient temperature range of 0～50℃ and can be stored at −10℃～60℃ (without water condensation or freezing). The protection grade is IP40, suitable for general indoor industrial environments with humidity between 35～85% (no condensation).