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Digital Manometer “Dwyer” Model 477B-2
[477B-2]
$555.55

SERIES 477B

 

HANDHELD DIGITAL MANOMETER

 

Precise Air Pressure Measurement, +/-0.1% Accuracy

 

 

 

FEATURES/BENEFITS

 

§  Precise 0.1% FS accuracy provides four times better accuracy than most standard manometer/gages

 

§  Aluminum housing protects instrument against damage

 

§  40 readings in internal memory reduces time to record data

 

 

 

APPLICATIONS

 

§  Lab calibration of other pressure instruments

 

§  Air velocity/ air flow measurements in commercial buildings

 

 

 

SPECIFICATIONS

 

Service:

Air and compatible gases

 

Wetted Parts:

Consult factory

Accuracy:

+/-0.10% FS from 60 to 78°F (15.6 to 25.6°C); +/-1% FS from 32 to 60 and

78 to 104°F (0 to 15.6 and 25.6 to 40°C)

Pressure Hysteresis:

+/-0.1% FS

Pressure Limits:

See Chart

Temperature Limits:

0 to 140°F (-17.8 to 60°C)

Storage Temperature Limits:

-4 to 176°F (-20 to 80°C)

Display:

4-digit LCD (.425” H x .234” W digits)

Resolution:

See chart

Power Requirements:

9 volt alkaline battery. Battery included but not connected

Connections:

Two barbed connections for use with 1/8” (3.18 mm) or 3/16” (4.76 mm) I.D. tubing for 477B-1, 477B-2, 477B-3, 477B-4 and 477B-5 only. Two compression fittings for use with 1/8” (3.18 mm) I.D. x ¼” (6.35 mm) O.D. tubing for 477B-6 and 477B-7 only.

Weight:

10.2 oz. (289 g)

Agency Approvals:

CE

 

 

MODEL CHART

 

Model

Range

Available Pressure Units

Maximum Pressure

bar

psi

In Hg

kPa

in w.c.

Mm Hg

mbar

ft w.c.

mm w.c.

Pa

477B-1

0 to 20.00 in w.c.

.0498

.7225

1.471

4.982

20.00

37.36

49.82

1.667

508.0

4982

3 psig

477B-2

0 to 40.00 in w.c.

.0996

1.445

2.942

9.96

40.00

74.73

99.6

3.333

1016

9964

3 psig

477B-3

0 to 200.0 in w.c.

.4982

7.225

14.71

49.82

200.0

373.6

498.2

16.67

5080

-

15 psig

477B-4

0 to 10.00 psi

.6895

10.00

20.36

68.95

276.8

517.1

689.5

23.07

7031

-

30 psig

477B-5

0 to 30.00 psi

2.069

30.00

61.08

206.9

830.4

1551

2069

69.20

-

-

60 psig

477B-6