Eastern Energy DT-619 Скачать руководство пользователя страница 7

 

Specifications 

Air Velocity 

Range 

Resolution

Accuracy 

m/s (meters per sec) 

0.40 - 30.00 m/s 

0.01 m/s 

± (3% + 0.20 m/s)

km/h (kilometers/hour) 

1.4 - 108.0 km/h 

0.1 km/h 

± (3% + 0.8 km/hr)

ft/min (feet per minute) 

80 – 5900 ft/min 

1 ft/min 

± (3% + 40 ft/m)

mph (miles per hour) 

0.9 – 67.0 mph 

0.1 mph 

± (3% + 0.4 MPH)

knots (nautical MPH) 

0.8 to 58.0 knots 

0.1 knots 

± (3% + 0.4 knots)

Air Flow

 

Range Resolution

Area 

CMM (cubic meters/min) 

0-9999

00

 m

3

/min 

0.001 to 100

0 .000

 to 

999.9

m

2

CFM (cubic ft/min) 

0-9999

00

 ft

3

/min 

0.001 to 100

0.000

  to

 999.9

ft

2

Range Resolution

Accuracy 

Air Temperature

 

32 - 122

o

F (0 - 50

o

C)

 

0.1

o

F/C

 

4.0

o

F (2.0

o

C)

 

Circuit

   

 

Custom LSI microprocessor circuit 

Display

   

 

Dual function 0.5" (13 mm) 4-digit LCD 

Sampling rate

 

 

1 reading per second approx. 

Sensors

 

Air velocity/flow sensor: Conventional angled vane arms with 
low-friction ball bearing 
Temperature sensor: NTC-type precision thermistor 

Automatic Power off 

Auto shut off after 20 minutes to preserve battery life 

Operating Temperature

 

32°F to 122°F (0°C to 50°C) 

Storage Temperature 

14 to 140

o

F (-10 to 60

o

C) 

Operating Humidity

 <80% 

RH 

Storage Humidity   

<80% RH 

Operating Altitude

  

2000 meters (7000ft) maximum 

Battery

   

 

One 9 volt (NEDA 1604) battery 

Battery life

 

80 hours approx. (if the Backlight is used continuously, battery 
life will be reduced significantly) 

Battery Current

 

 

8.3 mA DC approx. 

Weight

   

 

1.6 lbs. (725g) including battery & probe 

Dimensions

 

 

Main instrument: 7.0 x 2.9 x1.2" (178 x 74 x 33mm) 
Sensor Head: 2.75” (70mm) Diameter

 

Eastern Energy Co., Ltd.

 

40/4 Vitoondumri Rd., Banbueng

   

Banbueng, Chonburi, Thailand

 

 

Tel: 66-3844-6117

[email protected]

www.eastern-energy.com

www.eastern-energy.net

Содержание DT-619

Страница 1: ...User s Manual CFM CMM Thermo Anemometer Model DT 619 Eastern Energy Co Ltd 40 4 Vitoondumri Rd Banbueng Banbueng Chonburi Thailand Tel 66 3844 6117 sale ete co th www eastern energy com...

Страница 2: ...e number button in AREA mode AVG Used to Average multiple readings in FLOW or VELOCITY mode Up to 20 readings can be averaged HOLD Press to freeze the displayed reading Press again to unlock display T...

Страница 3: ...rature units of measure CFM CMM airflow units of measure Ft 2 m 2 units for area dimensions m s ft min km h MPH knots air velocity units of measure X10 X100 multipliers for air flow readings AVG air a...

Страница 4: ...he LCD Display The large main LCD display shows the Air Velocity reading The upper right LCD sub display shows the temperature reading Air Velocity Averaging Mode 1 To enter 20 Point Averaging Mode pr...

Страница 5: ...the desired location Once you have selected the desired memory location enter your dimension Use the UP button to change the flashing digit Use the LEFT button to move the decimal Use RIGHT button to...

Страница 6: ...rrent readings NOTE the meter will keep recording MAX MIN AVG readings 5 To clear and stop MAX MIN AVG recording and return to normal operation press and hold the MAX MIN button until the meter beeps...

Страница 7: ...g per second approx Sensors Air velocity flow sensor Conventional angled vane arms with low friction ball bearing Temperature sensor NTC type precision thermistor Automatic Power off Auto shut off aft...

Страница 8: ...x Area ft2 NOTE Measurements made in inches must be converted to feet or meters before using the above formulae Unit of Measure Conversion Table m s ft min knots km h MPH 1 m s 1 196 87 1 944 3 6 2 2...

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