Dwyer 400 Series Offers

Features

• Measure both pressure and air velocity Read the red figures directly in feet per minute of velocity - from 400 to 10,000 fpm No conversion tables needed for air at standard conditions
• Read the black figures in inches of water column air pressure - from 0 to 10" w.c
• Ideal to balance air conditioning systems, measure pressure drop across filters, and test fan and blower discharge and inlet pressures, as well as air velocity in ducts
• It offers the convenience of a dual purpose instrument - plus high accuracy on easy-to-read scales
• Includes "leveling" adjustment and glass bubble level, which makes it a versatile, all around manometer for the air conditioning and balancing contractor or industrial plant

Kit Includes

• 18" Model 160-18 standard, other lengths available
• Graduated both sides in inches to show insertion depth for easy accurate duct traverse
• Clean, burr-tree static holes
• Suitable for temperatures up to 1500°F

• Two coils of 3/16" with metal terminal tubes

• Attach meter instantly to steel duct or surface

• Spare bottle for occasional refilling
• Supply sufficient for several years of normal use
• Blue Gauge Oil furnished with Model 400-23

• Easy to read and understand
• Plastic laminated, wipes clean

• Slide rule eliminates tedious calculations
• Easily compensates for temperature, humidity and barometric pressure variations

• Professional quality
• Welded seams, enamel finish
• Hinged top locks with hasps
• Foam plastic lined and fitted to protect meter and accessories