background image

%RH

60.9

Value Flashing

Value Flashing

25.9

*

After the mode ( function ) is selected, it  will be

memorized into the memory circuit .

If power off and on again will present the 

existing selection mode ( function ).

4-2 Unit selection

1)Turn on the 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 seconds, both upper and the

lower unit will be flashed, use the  "   Button " ( 3-3,

Fig. 1 ) to select the upper display's unit, use the  " 

Button " ( 3-5, Fig. 1 ) to select the lower display's

unit,  then press "            Button "  ( 3-4,   Fig. 1 )

to entry the selecting unit.

7

Содержание DAF4223

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

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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...

Страница 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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