Dwyer 477-1T-FM-AV Offers

Features

• Digital manometer reads from 0-20.00" w.c. with ±0.5% F.S. accuracy and minor divisions to 0.01
• Large 1/2" LCD readout is easy to see in poorly lighted areas and has "low battery" warning
• Included is a 6" stainless steel Pitot tube with integral compression fitting to hold it securely when taking readings
• Also, two static pressure tips with magnetic mounting measure pressure drop across filters, condenser coils, etc
• Kit comes complete with rubber tubing, 9V battery, step drill, AV calculator slide rule, and custom fitted carrying case
• An indispensable test kit for the plant engineer, industrial hygienist and HVAC/R technician

• Model 477-1 Digital Manometer, range 0-20 in. w.c.
• Model 166T, 36" Telescoping Stainless Steel Pitot Tube
• Two No. A-303 Static Pressure Tips with Magnetic Mounting
• Two 4-1/2 Ft. Lengths 3/16" I.D. Rubber Tubing
• No. A-397 Step Drill for 3/16" - 1/2" Holes in 1/16" Increments
• No. A-532 AV Slide Chart
• 9 V Alkaline Battery
• Fitted Polyethylene Case

• New Low Range Option 0-1.000 in. w.c
• Measures Positive, Negative and Differential Pressures
• Rugged, Extruded Aluminum Case
• Lightweight, Fast and Easy to Use

• No calibration needed
• Precisely located, burr-free static pressure holes
• Hemispherical tip design, best for accuracy if imperfectly aligned and nearly impossible to damage
• Long lasting 304 SS construction

• Sense static pressure drop across air filters, coils, fan discharge pressures, etc
• For portable use, a magnet holds unit in place
• Used with manometers, Magnehelic gauges, pressure switches and other controllers to show (or control from) static pressure drop across air filters and coiling coils, blower inlet and discharge pressures
• The four angles tips shown have 4" insertion depth