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High-Precision Digital Pressure Sensor with 3-Screen Display - IP65 Waterproof, China Suppliers & 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. These ratings ensure reliable operation across a wide range of industrial applications.
Q
What is the protection grade of this pressure sensor?
This pressure sensor carries an IP65 protection grade, meaning it is fully dust-tight and protected against water jets from any direction, making it suitable for demanding industrial environments.
Q
Does this sensor support RS485 communication, and what is the maximum transmission distance?
Yes, this sensor supports RS485 communication with a maximum connection distance of ≤1200m. It also supports multiple baud rates: 9600bps, 19200bps, 38400bps, 57600bps, and 115200bps, offering flexible integration into industrial control systems.
Q
What types of gases is this pressure 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 gases. Typical applications include pipeline pressure monitoring, air leak testing, air compressors, and F.R.L units.
Q
What output types does this pressure sensor support?
The sensor supports open collector output, available in both NPN and PNP configurations, with up to 2 outputs. The output voltage ranges from 0.6V to 5V (±2.5%F.S), and the load current is ≤200mA, making it compatible with most PLCs and control systems.
Q
What is the operating temperature range and how does temperature affect accuracy?
The sensor operates within an ambient temperature range of 0～50℃ and can be stored at -10℃～60℃. The temperature characteristic is ±3%F.S referenced at 25℃ across the full operating range, ensuring stable and accurate measurements throughout the rated temperature span.