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China JK92 Series Compact Digital Pressure Sensor - Durable LED Display, Multiple Output Control, Factory Supplier Solution
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
Q
What types of pressure can this sensor measure?
This sensor supports three pressure measurement modes: compound pressure (-100～100kPa), positive pressure (-0.1～1MPa), and vacuum pressure (0～-101.0kPa), making it highly versatile for a wide range of industrial applications.
Q
What is the maximum withstand pressure of this product?
The sensor can withstand up to 1.5MPa for positive pressure, 500kPa for compound pressure, and 500kPa for vacuum pressure, ensuring reliable performance even under high-pressure conditions.
Q
Does this sensor support RS485 communication?
Yes, the sensor supports RS485 communication with a maximum connection distance of ≤1200m. It is compatible with multiple baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps.
Q
What gases is this pressure sensor compatible with?
This sensor is designed for use with air and other non-corrosive, non-flammable gases. It is not suitable for corrosive or flammable gas environments.
Q
What is the operating temperature range of this sensor?
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).
Q
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 systems (Filter, Regulator, Lubricator), gas storage cylinders, adsorption verification, and air compressor systems, covering a broad spectrum of industrial automation needs.