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High-Quality JK43 Series Digital Display Pressure Sensor from China Suppliers & Factory - Stable, Durable & RS485 Communication
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 |
Micro pressure |
20kPa (micro pressure) |
|
Positive pressure |
1.5MPa (positive pressure) |
|
Compound pressure |
500kPa (compound pressure) |
Rated Pressure Range |
Micro pressure |
-10～10kPa (micro pressure) |
|
Positive pressure |
-0.100～1.000MPa (positive pressure) |
|
Compound pressure |
-100～100kPa (compound pressure) |
Protection Grade |
- |
IP40 |
Set Pressure Range |
Micro pressure |
-10.3～10.3kPa (micro pressure) |
|
Positive and negative pressure |
-0.103～1.030MPa (positive and negative pressure) |
|
Compound pressure |
-103～103kPa (compound 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 |
Without cable |
Approximately 28g |
Applicable Gas |
- |
Air, non-corrosive, non-flammable (general type); Air with condensed water, non-corrosive, non-flammable (water-resistant type) |
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 |
- |
R1/8"*M5, NPT1/8", G1/8(BSPP)*M5 |
Response Time |
- |
≤2.5ms (can be set to 25, 100, 250, 500, 1000, 1500ms) |
Design Aesthetics
Frequently Asked Questions
-
Q What pressure ranges does this pressure sensor support?
The sensor supports three pressure types: micro pressure (-10～10kPa), positive pressure (-0.100～1.000MPa), and compound pressure (-100～100kPa). Withstand pressure limits are 20kPa, 1.5MPa, and 500kPa respectively for each type.
-
Q What industries and applications is this pressure sensor suitable for?
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 compressors, making it suitable for a broad range of industrial automation applications.
-
Q Does the sensor support RS485 communication, and what is the maximum transmission distance?
Yes, the sensor supports RS485 communication with a maximum connection distance of ≤1200m. It supports multiple baud rates: 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps.
-
Q What is the display accuracy and response time of this 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 as needed.
-
Q What types of gases is this sensor compatible with?
The general type is compatible with air that is non-corrosive and non-flammable. The water-resistant type is suitable for air with condensed water that is also non-corrosive and non-flammable. It is not recommended for use with corrosive or flammable gases.
-
Q What are the operating and storage temperature and humidity requirements?
The ambient operating temperature range is 0～50℃, while the storage temperature range is -10℃～60℃ (without water condensation or freezing). Humidity for both operation and storage is 35～85% with no water condensation allowed.