The Series 477AV Handheld Digital Manometer is a versatile instrument that measures differential pressure, air velocity, and air flow with high precision, featuring automatic calculations and data logging for HVAC professionals.
✔ Multi-function Measurement: Simultaneously displays differential pressure, air velocity, and volumetric flow
✔ High Accuracy: Features ±0.5% full-scale accuracy, ensuring reliable results for critical system testing
✔ Selectable Units: Supports up to 9 common engineering units with automatic temperature compensation
✔ Data Logging: Integrated memory stores up to 40 readings with convenient averaging capabilities
✔ Rugged Construction: Durable extruded aluminum housing and backlit LCD for low-light environments