Absolute Pressure Transmitter HTP-300 RS485 4-20mA 0-5V 0-10V Modbus Vacuum Sensor High Accuracy IP65 Barometric Transmitter
SPECIFICATIONS
Battery Included: no
Brand Name: NONE
High-concerned chemical: none
Measurement Range: 0~4000 kPa abs
Origin: Mainland China
Output Signal: 4-20mA (default), 0-5V, 0-10V
Power Supply: 9~24VDC
Protection Level: IP65
Semi-finishedproduct: No

Due to page limitations, we are unable to list all available pressure ranges and corresponding units. However, any pressure range within -0.1 to 60 MPa does not affect the price. Supported pressure units include MPa, kPa, bar, psi, and kgf/cm². If the required pressure range or unit is not listed, please select any available range, along with the desired thread type and signal output, and place your order. Make sure to specify your required pressure range and unit (e.g., MPa, bar, psi) in the order notes. We will produce and ship the product according to your specified parameters. Thank you for your understanding!
1.NOTE
Default Configuration:
The absolute pressure transmitter comes with the following default settings:
1. Measurement range: 0~4000kPa abs
2. Output signal: 4~20mA
3. Accuracy: 0.5%FS
4. Thread: G1/4
5. Power supply: 9~24VDC
6. Screen: No display
7. IP65-rated protection
Optional Features:
1. Alternative thread options (e.g., G1/2)
2. Other signal outputs (e.g., 0-5V or 0-10V)
3. customizable: LED digital display
4. Higher accuracy levels: 0.2%FS or 0.1%FS
Important Notes:
1. Some configurations and features may not be listed due to page limitations.
2. For specific requirements or customizations, please contact us.
2.Parameters
Parameter |
Description |
Measurement Range |
0~4000 kPa abs |
Pressure Type |
Absolute |
Output Signal |
4-20mA (default), 0-5V, 0-10V |
Accuracy |
0.5%FS (default), 0.2%FS, 0.1%FS |
Power Supply |
9~24VDC |
Temperature Compensation |
-10℃~70℃ |
Working Temperature |
-20℃~80℃ |
Pressure Overload |
2×FS |
Vibration Resistance |
20G (20-5000 Hz) |
Protection Level |
IP65 |
3.Features
High Precision Measurement: Achieves up to 0.1% FS accuracy, ensuring reliable and accurate pressure data.
Durable Construction: Made of 316L stainless steel, compatible with various fluid media.
Wide Operating Range: Supports temperatures from -20℃ to 80℃, suitable for demanding environments.
Customizable Design: Options for different threads and signal outputs tailored to specific needs.
Robust Stability: High resistance to overpressure and vibrations.
4.Applications
Petroleum equipment
Compressor systems
Liquid level monitoring
Constant pressure water supply













5.FAQs
Q: What should I consider when installing the transmitter?
A: Install in an area away from vibration or heat sources. Use a wrench to secure it at the hexagonal part during installation.
Q: Is the product compatible with all fluids?
A: Yes, it is compatible with fluids that are suitable for 316L stainless steel.
Q: What can cause fluctuations in pressure readings?
A: Fluctuations may result from unstable power supply or external vibrations. Ensure the power source is stable and install the transmitter in a low-vibration area. Contact our support team if the problem continues.

- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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