Differential Pressure Transmitter
Differential pressure transmitters measure the pressure difference between high-pressure and low-pressure ports. By comparing these pressure values, the transmitter provides precise differential pressure readings that can be used for various process measurements.
One of the most common applications involves flow measurement using orifice plates, venturi tubes, and flow nozzles where differential pressure is directly related to flow rate. They are also frequently used for monitoring filter conditions and detecting blockages within process systems.
The transmitter’s advanced sensor technology ensures highly accurate readings while compensating for temperature variations and environmental influences. Its robust construction allows installation in both indoor and outdoor industrial environments.
With excellent measurement stability, digital communication capabilities, and long operational life, differential pressure transmitters remain a crucial component in industrial instrumentation systems.
The Differential Pressure Transmitter is designed to measure the pressure difference between two process points and convert the measurement into an electronic output signal. It is widely used for flow measurement, filter monitoring, liquid level measurement, and pressure drop analysis in industrial processes.
These transmitters are essential for industries such as oil and gas, petrochemical, power generation, water treatment, and HVAC systems. Their high accuracy and reliability enable operators to optimize process performance, improve equipment efficiency, and maintain system safety.
Key Features
- High differential pressure accuracy
- Excellent long-term stability
- Suitable for flow, level, and pressure applications
- Advanced sensor technology
- Rugged industrial construction
- Wide operating temperature range
- HART communication support
- Corrosion-resistant wetted materials
- Fast response time
- Low maintenance requirements
- Hazardous area approvals available
- Reliable process monitoring performance
Technical Specifications
| Parameter | Value |
|---|---|
| Measurement Principle | Differential Pressure Sensing |
| Accuracy | ±0.075% of Span |
| Differential Pressure Range | 0-10 mbar to 0-40 Bar |
| Output Signal | 4-20 mA |
| Communication Protocol | HART |
| Process Connection | 1/4″ NPT Female |
| Power Supply | 12-36 VDC |
| Operating Temperature | -40°C to +85°C |
| Protection Rating | IP67 |
| Housing Material | Aluminum Alloy |
| Display | Backlit LCD |
| Wetted Material | SS316L |
| Overpressure Protection | Up to 250 Bar |
Applications
- Orifice Flow Measurement
- Venturi Flow Systems
- Filter Monitoring
- Tank Level Measurement
- Pump Monitoring
- Heat Exchanger Performance Monitoring
- Water Treatment Plants
- Power Generation Facilities
- Chemical Processing
- HVAC Systems