Dwyer 477B Digital Manometer for Air Pressure Measurement

Price Negotiable

Price: Negotiable

MOQ: 1PCS

Delivery Time: 5-8 work days

Brand: Dwyer

Product Description

Dwyer 477B Digital Manometer for Air Pressure Measurement

Product Specifications

Attribute	Value
Brand Name	Dwyer
Model	477B-1
Medium	Air And Compatible Gases
Range	0-20.00" W.c.
Type	Digital Pressure Gauge
Temperature Resistance	-17.8 ~ 60 ℃

Product Overview

The Dwyer 477B Series Handheld Digital Manometer is a high-precision instrument for air pressure measurement, suitable for applications such as laboratory calibration and air-flow measurement in commercial buildings.

Dwyer 477B Digital Manometer display close-up

Key Features

High-precision Measurement: Measures positive pressure, negative pressure or differential pressure with full-scale accuracy of ±0.10% (15.6 to 25.6°C), four times more accurate than standard manometers.
Multiple Pressure Units: Supports seven common English and metric pressure units with easy selection.
Data Storage: Stores up to 40 readings for convenient data recall and recording.
Backlight & Hold Function: Backlit display for low-light conditions and hold function to freeze current readings.
Over-pressure Alarm: Visual and audible alarms when pressure exceeds set range for safety.

Technical Specifications

Brand name	Dwyer
Model	477B Series
Range	0-20.00" w.c.
Service	Air and compatible gases
Wetted Parts	Consult factory
Accuracy	±0.10% of full scale (15.6 to 25.6°C); ±1% of full scale (0 to 15.6 and 25.6 to 40°C)
Pressure Hysteresis	±0.1% of full scale
Temperature Limits	0 to 140°F (-17.8 to 60°C)
Display	4-digit LCD (.425" H x .234" W digits)
Weight	10.2 oz. (289 g)
Agency Approvals	CE