The Dwyer Instruments 490A-4 is a high-performance differential pressure gauge engineered for accurate measurement of differential pressure in various fluid systems. This versatile instrument is ideal for industries such as HVAC, clean rooms, and laboratory environments where precise pressure readings are essential.
Key Features:
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Durable Construction: Made from high-quality materials for long-lasting performance in industrial environments.
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Easy-to-Read Display: Features a clear analog dial for quick pressure readings.
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Versatile Applications: Suitable for low-pressure measurement in clean rooms, HVAC systems, and other controlled environments.
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Wide Measurement Range: Measures differential pressure from 0 to 0.25 inches of water column.
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Adjustable Zero: Allows for calibration flexibility and easy adjustments to the baseline reading.
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High Accuracy: Offers precise readings for improved system performance and efficiency.
Compatible Chemicals:
Suitable for use with air, non-corrosive gases, and clean fluids.
Included Accessories:
The product includes mounting hardware and installation instructions for quick setup.
Compliance:
Compliant with ISO 9001 standards for manufacturing quality and accuracy.
Benefits for Lab Users:
This gauge offers lab users high reliability and precise measurement, ensuring optimal performance for sensitive systems. The easy-to-read display reduces errors and speeds up processes, while the adjustable zero feature ensures consistent accuracy in varying conditions.





