Description
Dwyer 477-1-FM Handheld digital manometer, range 0-20.00" w.c., max. pressure 10 psig.
- New Low Pressure Ranges.
- New USB Option Comes with Cable and Software for Easy Data Downloading.
- Instant Selection from up to Nine English/Metric Units.
- Stores 40 Readings in Memory for Later Reference.
- Measures Positive, Negative or Differential Pressures.
- Large Easy-to-Read 0.4" LCD Display Includes Switchable Backlight for Great Visibility - Anywhere!
- Both Audible and Visual Overpressure Alarms.
- Includes + and - Indicators plus Low Battery Warning.
- Operates up to 100 Hours on a Single 9 Volt Battery.
- Service: Air and compatible gases. FM models: air and compatible combustible gases.
- Accuracy: ±0.5% F.S., 60 to 78°F (15.6 to 25.6°C); ±1.5% F.S. from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C).
- Pressure Hysteresis: ±0.1% of full scale.
- Pressure Limits: See Ordering page.
- Temperature Limits: 0 to 140°F (-17.8 to 60°C).
- Compensated Temperature Limits: 32 to 104°F (0 to 40°C).
- Storage Temperature Limits: -4 to 176°F (-20 to 80°C).
- Display: 0.42" (10.6 mm) 4-digit LCD.
- Response Time: 1 second.
- Resolution: See Ordering page.
- Power Requirements: 9 volt alkaline battery. Battery included but not connected.
- Weight: 10.2 oz (289 g).
- Connections: Two barbed connections for use with 1/8" (3.18 mm) or 3/16" (4.76 mm) I.D. tubing. Two compression fittings for use with 1/8" (3.18 mm) I.D. x 1/4" (6.35 mm) O.D. tubing for 477-7-FM & 477-8-FM only.
- Agency Approvals: CE and FM, USB models are not FM approved intrinsically safe.
Product Features
Extended Information
Technical Specs
Prop 65 Warning: Product's may contain one or more substances or chemicals known to the State of California to cause cancer, birth defects, or reproductive harm.
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