The Dwyer 2100 Magnehelic® Differential Pressure Gauge is a precision instrument designed to measure low air or non-combustible gas pressures, whether positive, negative (vacuum), or differential. With a measurement range of 0 to 100 inches of water column (in. w.c.), it offers accurate and reliable readings for various applications.
Key Features
- High Accuracy: Provides an accuracy of ±2% of full scale, ensuring precise measurements.
- Durable Construction: Features a die-cast aluminum case and bezel with an acrylic cover, designed to withstand harsh environments and resist shock, vibration, and overpressure.
- Easy Installation: Equipped with 1/8″ female NPT duplicate high and low-pressure taps, allowing for flexible mounting options.
- Clear Display: The 4-inch (102 mm) diameter dial face offers easy readability, even from a distance.
- Wide Operating Temperature Range: Operates effectively between 20°F to 140°F (-6.67°C to 60°C), suitable for various environments.
- IP67 Rating: Ensures protection against dust and water ingress, enhancing durability.
Applications
The Dwyer 2100 is ideal for monitoring:
- Filter resistance in HVAC systems.
- Fan and blower pressures.
- Air velocity measurements.
- Furnace draft monitoring.
- Pressure drops across orifice plates.
- Liquid levels in bubbler systems.
Standard Accessories
- Two 1/8″ NPT plugs for duplicate pressure taps.
- Two 1/8″ pipe thread to rubber tubing adapters.
- Three flush mounting adapters with screws.
The Dwyer 2100 Magnehelic® Differential Pressure Gauge combines durability, accuracy, and ease of use, making it a trusted choice for professionals in various industries.























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