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Power Supply DC 1.5 V battery ( UM4/AAA ) x 4 PCs, 

Power Current Approx. DC 5.2 mA

Weight

182 g/ 0.4 LB.

@ Battery is included.

Dimension

205 x 48 x 40 mm (8.1" x 1.9" x 1.6")

Accessories

Instruction manual......................1 PC

Included

Optional 

Soft carrying case with sash

Accessory

( 210 x 80 x 50 mm ),  

2-2 Electrical Specifications  (23± 5  )

Anemometer ( Air velocity )

 Measurement   Range

Resolution Accuracy 

    m/S

0.4 to 30.0 m/s

 0.1 m/S 

   20 m/s : 

    Km/h          1.4 to 108.0 km/h 0.1 Km/h        ± 3% F.S.
    FPM        

80 to 5910 ft/min  1 Ft/min     > 20 m/s :

    mph

0.9 to 67.0 mile/h  0.1 Mile/h      ± 4% F.S.

    Knot

0.8 to 58.3 knots  0.1 Knots       

Note :
m/S (meters per second)

mph ( miles per hour )

Km/h ( kilometers per hour )

Knot ( nautical miles per hour )

FPM ( feet per minute )

Temperature

Measuring Range 0   to 50  /32   to 122 

Resolution

0.1 /0.1 

Accuracy

± 0.8 /1.5 

3

Summary of Contents for DAF4223

Page 1: ...VANE ANEMOMETER HUMIDITY TEMP Model A 4223...

Page 2: ...Hold Button Unit Button 5 3 5 REC Button Mode Button 5 3 6 LCD Display 5 3 7 Battery Compartment Cover 5 4 MEASURING PROCEDURE 6 4 1 Mode Function selection 6 4 2 Unit selection 7 4 3 Anemometer measu...

Page 3: ...t Two display can select the three mode function Humidity Temp Humidity Dew point Anemometer Temp Bright LCD display Microprocessor circuit ensures high accuracy and provides special functions and fea...

Page 4: ...cuit Custom one chip of microprocessor LSI circuit Sensor Anemometer Van probe with low friction Structure ball bearing design Humidity Capacitance humidity sensor semiconductor Temperature Semiconduc...

Page 5: ...ctrical Specifications 23 5 Anemometer Air velocity Measurement Range Resolution Accuracy m S 0 4 to 30 0 m s 0 1 m S 20 m s Km h 1 4 to 108 0 km h 0 1 Km h 3 F S FPM 80 to 5910 ft min 1 Ft min 20 m s...

Page 6: ...9 Resolution 0 01 Range 13 5 to 120 1 Resolution 0 01 Remark Dew Point display value is calculated from the Humidity Temp measurement automatically The Dew Point accuracy is sum accuracy value of Humi...

Page 7: ...3 FRONT PANEL DESCRIPTION Fig 1 3 1 Vane 3 2 Humidity Temp Sensor 3 3 Power Button 3 4 Hold Button Unit Button 3 5 REC Button Mode Button 3 6 LCD Display 3 7 Battery Compartment Cover 5...

Page 8: ...e meter 2 The meter can select three kind mode function as a Humidity Temp b Humidity Dew point c Anemometer Temp Pressing the Mode Button 3 5 Fig 1 continuously at least 2 seconds both upper and the...

Page 9: ...he meter by pressing the Power Button 3 3 Fig 1 momentarily Pressing the Power Button 3 3 Fig 1 momentarily again will turn off the meter 2 Pressing the Unit Button 3 4 Fig 1 continuously at least 2 s...

Page 10: ...e unit is selected it will be memorized into the memory circuit If power off and on again will present the existing selection unit 4 3 Anemometer measurement 1 Turn on the meter by pressing the Power...

Page 11: ...int measurement 1 Turn on the meter by pressing the Power Button 3 3 Fig 1 momentarily 2 For the above 4 1 mode function selection please set to b Humidity Dew point Upper display show humidity value...

Page 12: ...ith the maximum value will appear on the display b Press the REC Button 3 5 Fig 1 momentarily again the REC MIN symbol along with the minimum value will appear on the display When display shows REC MA...

Page 13: ...d function during measurement by pressing the REC Button 3 5 Fig 1 5 BATTERY REPLACEMENT Replace the batteries when the left corner of the LCD displays the low battery icon using 4 fresh 1 5 V UM4 AAA...

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