The Meriam DDN0400 is a precision digital differential pressure gauge engineered for demanding industrial environments. With an accuracy of ±0.025% FS and full temperature compensation, this pressure module delivers reliable, repeatable measurements across a wide range of applications. Its rugged construction and secure latching mechanism ensure dependable performance in the field.
Key Features & Highlights
- High Accuracy: ±0.025% FS ensures precise differential pressure measurement.
- Full Temperature Compensation: Maintains accuracy across varying ambient temperatures.
- Overpressure Capability: Handles 2X range when pressurized on high side only, and up to 150 PSI when applied simultaneously to high and low sides (dry gases).
- Rugged Design: Compact module (2.3″ L x 1.3″ W x 2.6″ D) with positive lock and spring steel latch for secure installation.
- Electrical Connections: PC board contacts to spring-loaded receivers on base unit for reliable connectivity.
- Sensor Bay Protection: Modules fill empty bays to protect sensors.
- NIST Traceable Certificate: Included for quality assurance.
- Instruction Manual: Provided for easy setup and operation.
Applications
The Meriam DDN0400 is ideal for industrial pressure measurement tasks, including filter monitoring, leak detection, and process control in cleanrooms, HVAC systems, and laboratory settings. Its high accuracy and robust build make it suitable for both field and bench-top use.





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