Engineering Tomorrow’s Solutions
The Polwax Differential Pressure Transmitter (DPT20) is engineered to deliver precise and consistent pressure, measurements for industrial and commercial applications. Built with robust technology, it ensures optimal performance even in challenging environments.
Differential Pressure Transmitter
Polwax DPT20
- High Accuracy Measurement
- Easy to Install and suitable for Panel Mounting
- Easy to configured via keys
- Compact and Durable Design
- User-Friendly Configuration
- Ruggedized Enclosure
The Polwax DPT20 is a high-performance differential pressure transmitter designed to deliver accurate, reliable, and efficient pressure measurement in various industrial applications. Engineered for precision and durability, the DPT20 offers cutting-edge technology and robust features to meet demanding requirements.
The DPT20 is a reliable solution for monitoring and controlling differential pressure, ensuring enhanced operational efficiency and system reliability. Polwax continues to innovate and deliver products tailored to industry needs, backed by excellent customer support. Reliable Simplicity The DPT20 is a dependable solution for users who need straightforward and accurate differential pressure monitoring.
Product Overview
The Polwax DPT20 Differential Pressure Transmitter is designed for accurate and reliable monitoring of differential pressure in a variety of industrial, HVAC, and cleanroom applications. It provides outstanding performance with a full-scale accuracy of ±0.5% for ranges ≥ 0-25 mmWC and ±1.0% for ranges ≤ 0-10 mmWC, ensuring precise readings under varying operational conditions. The device features a user-friendly digital push-button interface for easy configuration and setup, making it ideal for both new installations and integration with existing systems. It supports two output options—standard 4-20 mA and optional 0-10 V—offering flexibility for a wide range of applications. With an IP65-rated ABS enclosure, the DPT20 is built for durability, providing robust protection against dust and water, making it suitable for outdoor and harsh industrial environments. The transmitter operates over a wide temperature range of 10°C to 60°C, and its integrated temperature compensation ensures consistent performance despite fluctuations. The DPT20 is also equipped with an inbuilt alarm buzzer for real-time alerts, enhancing safety and allowing for proactive responses to critical pressure changes. Available with multiple measurement ranges up to 0-700 mmWC, the DPT20 caters to various applications, including filter monitoring in HVAC systems, contamination prevention in cleanrooms, and ensuring optimal pressure in industrial processes. With its reliable design, versatility, and ease of integration, the Polwax DPT20 is an essential tool for achieving efficient and precise differential pressure monitoring.
The Polwax DPT20 Differential Pressure Transmitter is engineered to provide high-accuracy pressure monitoring across a wide range of applications, from HVAC systems to industrial processes. Known for its reliability and easy integration, the DPT20 is a cost-effective solution for differential pressure measurement needs, combining precision with ease of us. Reliable Simplicity The DPT20 is a dependable solution for users who need straightforward and accurate differential pressure monitoring. Its compact size, user-friendly setup, and compatibility with legacy systems make it a versatile choice for most HVAC and building automation tasks
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Technical Data
Media compatibility
Air, non combustible, non corrosive gases
Model No
DPT20
DPT20
Part Code
0395 3100
0395 3101
Alarm/Output
Inbuilt Buzzer
4-20 mA
Full Range
0-2500Pa
0-2500Pa
8 Configurable Ranges
0-25Pa, 0-50Pa ,0-100Pa, 0-250Pa, 0-500Pa, 1000Pa, 0-2000Pa, 0-2500Pa
Accuracy (from applied pressure)
Ranges: ≤ 0 - 10 mm Wc. ±1.0%of F. S ,
Ranges: ≥ 0 - 25 mm Wc ±0.5% of F. S.
Measuring Units
Pa & mmWC
Output ( Optional )
0 -10 V ( Optional )
Supply Voltage
12 - 24 VDC
Signal Connection
3 Wire
Load Resistance
47 to 470 Ω @ 24 VDC
Operating Temp
10° to 60°C
Storage Temp
10° to 70°C
Over Pressure
Ranges: ≤ 50 mm Wc : 9 PSI,
100 to 1000 mm Wc :19 PSI
Switch
Digital push button.
Enclosure / Color
ABS / White
Protection Class
IP54
Electrical Connections
Screw terminals
Process Connection
Push on connection for 3/16” ID tubing
Response Time
500 ms
Mounting
Panel Mounting
Dimension
Front View: 86 mm, Side View: 35 mm, Back View: 80 mm
Cutout Size
Round (80 mm)
Scope of Supply
Transmitter , Calibration Certificate , Manual
Features
High Accuracy and Stability
The Polwax DPT20 Differential Pressure Transmitter offers exceptional high accuracy and stability, ensuring reliable and precise pressure measurements across a wide range of applications. With a full-scale accuracy of ±1.0% for ranges ≤ 0-10 mmWC and ±0.5% for ranges ≥ 0-25 mmWC, the DPT20 guarantees dependable readings even in dynamic environments. This high level of accuracy is achieved through advanced sensor technology, which minimizes measurement errors and maintains consistent performance over time.
Wide Range of Measurement Options
The Polwax DPT20 Differential Pressure Transmitter offers a wide range of measurement options, supporting bi-directional measurement ranges from 0-10 mmWC to 0-700 mmWC. This versatility makes the DPT20 suitable for a broad spectrum of applications, from HVAC systems to industrial processes. Whether monitoring low-pressure differences in sensitive environments like cleanrooms or tracking higher-pressure variations in industrial equipment, the DPT20 provides accurate and reliable measurements.
User-Friendly Configuration
The Polwax DPT20 Differential Pressure Transmitter features a user-friendly configuration with a digital push-button interface, making setup and adjustments quick and straightforward. This intuitive interface allows both experienced technicians and new users to easily configure the device without the need for complex procedures. The simple push-button controls enable seamless calibration, range selection, and parameter adjustments, ensuring a hassle-free installation process.
Applications
Agriculture
The agriculture industry has evolved with the adoption of advanced technologies that help optimize productivity, ensure sustainability, and improve operational efficiency.
Automotive
The automotive industry is working to improve the flexibility, adaptability, and cleanliness of gas-powered and electric car production. Polwax can assist you in the fabrication of components
Bio Tech
Dairy
Instrumentation in the Dairy Industry is essential for ensuring product quality, safety, and operational efficiency. Precise monitoring and control of various parameters such as temperature,
Food and Beverage
The food industry's procedures have very strict sanitary guidelines. The ideal "ingredient" for digesting raw materials like sugar or starch. Instrumentation for Temperature and Humidity
Chemical
In the chemical industry, precision and reliability are crucial to ensure the safe, efficient, and continuous operation of processes. Instrumentation plays a vital role in monitoring and controlling chemical reactions,
Oil & Gas
The oil and gas industry requires reliable, precise, and robust instrumentation to ensure safe and efficient operations across various stages, from exploration and production to refining and distribution.
Wastewater Treatment
In wastewater treatment plants, accurate monitoring and control are essential to ensure efficient operation, compliance with environmental regulations, and protection of public health.
Pharmaceutical
The period after World War II was the golden age of the pharmaceutical industry. Big pharmaceutical companies like Merck and Eli Lilly have released new antibiotics, vaccines and medicines at an amazing