Dwyer 477
Digital Manometer
This small handheld digital manometer is so easy to use that the complete operating instructions are printed on the back. Model 477 manometer rentals are available in 5 different ranges and are capable of displaying readings in up to 9 different units. Each version is instrinsically safe, capable of measuring postive, negative, or differential pressure and have multiple convenience features like one touch zeroing and the ability to store up to 20 readings.
Ranges
- Pressure (model 477–1)
- 0 to 20 in. H2O
- Accuracy ±0.5% @ 60 to 78°F or ±1.5%
- Temperature compensated range 32 to 104°F
- Units displayed psid, in. H2O, mm H2O, in. Hg, mm Hg, Pa, kPa, bar, and mbar
- Max pressure 11 psi
- Pressure (model 477–2)
- 0 to 40 in. H2O
- Accuracy ±0.5% @ 60 to 78°F or ±1.5%
- Temperature compensated range 32 to 104°F
- Units displayed psid, in. H2O, mm H2O, in. Hg, mm Hg, Pa, kPa, bar, and mbar
- Max Pressure 11 psi
- Pressure (model 477–3)
- 0 to 200 in. H2O
- Accuracy ±0.5% @ 60 to 78°F or ±1.5%
- Temperature compensated range 32 to 104°F
- Units displayed psid, in. H2O, mm H2O, in. Hg, mm Hg, kPa, bar, and mbar
- Max pressure 29 psi
- Pressure (model 477–4)
- 0 to 10 psid
- Accuracy ±0.5% @ 60 to 78°F or ±1.5%
- Temperature compensated range 32 to 104°F
- Units displayed psid, in. H2O, mm H2O, in. Hg, mm Hg, kPa, bar, and mbar
- Max pressure 58 psi
- Pressure (model 477–5)
- 0 to 30 psid
- Accuracy ±0.5% @ 60 to 78°F or ±1.5%
- Temperature compensated range 32 to 104°F
- Units displayed psid, in. H2O, in. Hg, mm Hg, kPa, bar, and mbar
- Max pressure 58 psi
Features
- Measures positive, negative, or differential pressure
- Displays pressure in up to 9 different units
- Small and lightweight
- Easy to use
- Instructions printed on instrument
- Stores up to 20 readings
- Audible confirmation of stored reading
- Backlit LCD display
- One touch electronic zeroing
- Audible over pressure alarm
- Intrinsically safe
Specifications
- Connections 2 barbed fittings for use with 1/8″ or 3/16″ I.D. tubing
- Input power 9V alkaline battery
- Runtime 100 hours
- Operating temperature 0 to 140°F
- Storage temperature -4 to 176°F
- Dimensions 6.5″ x 3″ x 1″
- Weight 10.2 oz