Description
Product Overview
The Supco DDM55 portable differential manometer is a precision instrument designed for measuring differential pressure in low-pressure gas systems. It features a robust construction with product dimensions of 8.25 x 3 x 2 inches and a weight of 10.4 ounces, ensuring portability and durability. Core specifications include a measuring range of -55 to +55 inches H20 and an accuracy of ±0.3% full scale, providing reliable data for critical applications. The device includes an LCD with backlight and data hold functionality, allowing for easy reading and recording of measurements in various lighting conditions. Manufactured by Supco, this manometer is built to industrial standards, making it a trusted tool for professionals.

Usage
This manometer is ideal for use in industrial and scientific environments where precise pressure monitoring is essential. It is commonly employed by HVAC technicians, gas system installers, and maintenance professionals for tasks such as performing leak tests, setting delivery pressures, making regulator adjustments, and confirming pressure switch operation. The portable design allows for easy transport to job sites, while the backlit LCD ensures usability in dimly lit areas like basements or mechanical rooms. Target audiences include industrial engineers, facility managers, and service technicians who require accurate, on-the-go pressure measurements to ensure system safety and efficiency.
Why Choose Us
Supco’s DDM55 manometer stands out due to its high accuracy and user-friendly features, backed by the manufacturer’s reputation for quality and reliability. The device offers competitive advantages such as a wide measuring range and precise ±0.3% full scale accuracy, which exceeds many standard models in its category. Unique selling points include the data hold function and backlit display, which enhance operational efficiency and reduce errors in critical measurements. Additionally, Supco’s commitment to industrial standards ensures long-term durability and consistent performance, providing peace of mind for professionals who depend on accurate pressure data in their daily work.
Key Features
- Portable design for easy transport and use in various locations
- High accuracy with ±0.3% full scale for reliable pressure measurements
- LCD backlight and data hold function for clear reading and recording
- Wide measuring range from -55 to +55 inches H20 for versatile applications
- Durable construction ensuring long-lasting performance in industrial settings
FAQ
What is the measuring range of the Supco DDM55 manometer?
The measuring range is from -55 to +55 inches H20, covering a broad spectrum of low-pressure gas system requirements.
Can this manometer be used for leak testing?
Yes, it is specifically designed for performing leak tests in gas systems, providing accurate differential pressure readings to detect issues.
Does the device include a backlight for low-light conditions?
Yes, the LCD features a backlight, making it easy to read measurements in dimly lit environments such as mechanical rooms or during night shifts.
What is the accuracy of the Supco DDM55?
It offers an accuracy of ±0.3% full scale, ensuring precise and dependable measurements for critical industrial applications.
Is the manometer portable for field use?
Absolutely, with compact dimensions of 8.25 x 3 x 2 inches and lightweight design, it is highly portable and ideal for on-site pressure testing.




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