The Series 477B Handheld Digital Manometer is a high-accuracy instrument designed for measuring positive, negative, or differential pressure of air and compatible gases, providing dependable readings for HVAC field testing.
✔ High Accuracy Performance: Outstanding ±0.1% full-scale accuracy for critical measurement and verification tasks
✔ Multi-Unit Capability: Selectable engineering units (up to 9 units) including in w.c., psi, bar, kPa, and more
✔ Data Management: Built-in memory to store readings and a Data Hold function for convenient field logging
✔ Rugged Construction: Durable extruded aluminum housing and backlit display for operation in demanding environments
✔ User-Friendly Calibration: One-touch digital zeroing allows for quick recalibration before taking new measurements