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High-Precision Digital Pressure Sensor with 3-Screen Display - China 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 |
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 |
- |
Air, non-corrosive, non-flammable corrosion-resistant |
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 |
- |
M5 or plus adapter |
Response Time |
- |
≤2.5ms (can be set to 25, 100, 250, 500, 1000, 1500ms) |
◆ Design Aesthetics
? Frequently Asked Questions
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, ensuring reliable performance across a wide range of industrial pressure conditions.
Q
What is the protection grade of this pressure sensor?
The sensor is rated at IP65, which means it is fully dust-tight and protected against low-pressure water jets, making it suitable for use in industrial environments where dust and moisture may be present.
Q
What types of gases is this sensor compatible with?
This sensor is designed for use with air and non-corrosive, non-flammable, corrosion-resistant gases. It is not recommended for use with corrosive or flammable gas media.
Q
Does this sensor support RS485 communication?
Yes, the sensor supports RS485 communication with a maximum connection distance of up to 1200 meters. It supports multiple baud rates including 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps, offering flexible integration into industrial control systems.
Q
What industries or applications is this pressure sensor suitable for?
This sensor is widely applied across multiple industries, including pipeline pressure monitoring, air leak testing, F.R.L (Filter, Regulator, Lubricator) systems, gas storage cylinders, adsorption verification, and air compressors, making it a versatile solution for pneumatic and industrial automation needs.
Q
What is the display accuracy and response time of this sensor?
The display accuracy is ±1%F.S ±1digit at a reference temperature of 25±3℃, with a display refresh rate of 5 times per second. The response time is ≤2.5ms by default and can be configured to 25, 100, 250, 500, 1000, or 1500ms as needed.