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Big Digit Hygro-Thermometer
Model 445703 - User Manual
INTRODUCTION
Congratulations on your purchase of Extech's Big Digit Hygro-Thermometer. This professional meter, with proper care,
will provide years of safe reliable service.
OPERATION
1. Open the battery compartment by pushing the cover on the rear of the instrument downward as indicated by the arrow.
Remove the battery safety strip and the protective cover on the LCD display. The instrument is now ready for use.
2. The temperature units can be selected via the switch located on the rear of the instrument.
3. The upper display indicates the temperature in degrees C or F. The lower display indicates relative humidity in %.
4. Displaying the minimum and maximum values.
a. Press the MAX/MIN button. The highest value measured since the Reset button was last pressed appears on the
display.
b. Press the MAX/MIN button again to display the lowest value measured since the Reset button was last pressed.
c. Press the MAX/MIN button again to return to normal display operation.
5. Resetting (clearing) the MAX/MIN memory.
6. Press and hold the RESET button for 1 second while in the MAX/MIN display mode to clear the memory and start
recording new max/min values.
7. The unit can be wall-mounted or placed on a flat surface using the foldout footing.
8. The low battery flag will appear on the display when the battery voltage is low. Replace the battery when this occurs.
SPECIFICATIONS
Temperature
Humidity
Battery
Size / Weight
BATTERY REPLACEMENT
Open the battery compartment by sliding the battery cover on the rear of the instrument downward as indicated by the
arrow. Replace the 1.5V 'AAA' battery and replace the cover.
You, as the end user, are legally bound (Battery ordinance) to return all used batteries and accumulators; disposal in the
household garbage is prohibited!
You can hand over your used batteries / accumulators at collection points in your community or wherever batteries / accumulators are sold!
Disposal: Follow the valid legal stipulations in respect of the disposal of the device at the end of its lifecycle
Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176
-10 to 60°C
14 to 140°F
10% to 99%
One (1) 1.5V 'AAA' cell
109 x 99 x 20mm (4.3 x 3.9 x 0.78") /169g (6 oz.)
TestEquipmentDepot.com
±1.0°C within -10°C to 50°C
±1.8°F within 14°F to 122°F
±5% RH within 25% to 85% RH and 0 to 50°C or 32 to 122°F
445703 v2.4 11/19
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Resumen de contenidos para Extech 445703

  • Página 1 Big Digit Hygro-Thermometer Model 445703 - User Manual INTRODUCTION Congratulations on your purchase of Extech’s Big Digit Hygro-Thermometer. This professional meter, with proper care, will provide years of safe reliable service. OPERATION 1. Open the battery compartment by pushing the cover on the rear of the instrument downward as indicated by the arrow.
  • Página 2: Especificaciones

    Higro-Termómetro de Dígitos Grandes Modelo 445703 - Manual del usuario NTRODUCCIÓN Felicitaciones por su compra del Higro-Termómetro de Dígitos Grandes de Extech. Este medidor profesional, con el cuidado adecuado, le proveerá muchos años de servicio confiable y seguro. OPERACIÓN 1. Abra el compartimento de la batería empujando hacia abajo la cubierta en la parte posterior del instrumento como indica la flecha.
  • Página 3 Hygro-Thermomètre à grands chiffres Modèle 445703 - Mode d’emploi INTRODUCTION Félicitations, vous venez d’acquérir un Hygro-thermomètre à grands chiffres de la marque Extech. Cet appareil vous servira pendant de nombreuses années sous réserve de lui apporter le soin nécessaire. MODE D’EMPLOI Ouvrez le compartiment de la pile en poussant le couvercle situé...
  • Página 4: Especificações

    Higrotermômetro de Dígitos Grandes Modelo 445703 - Guia do Usuário Introdução Parabéns pela sua compra do Higrotermômetro de Dígitos Grandes da Extech. Esse higrotermômetro profissional, com o uso e cuidado adequados, irá proporcionar anos de serviço confiável. Operação 1. Abra o compartimento da bateria empurrando para baixo a cobertura na parte traseira do instrumento como indicado pela seta.
  • Página 5 Hygro-Thermometer mit großer Digitalanzeige Modell 445703 - Benutzerhandbuch Einführung Wir gratulieren Ihnen zum Erwerb des Extech Hygro-Thermometers mit großer Digitalanzeige. Dieses professionelle Messgerät wird bei richtiger Pflege viele Jahre lang verlässlich arbeiten. Bedienungshinweise 1. Öffnen Sie das Batteriefach durch Herunterschieben der Abdeckung an der Rückseite des Geräts in Pfeilrichtung.
  • Página 6 Igro-Termometro a Cifre Grandi Modello 445703 - Manuale d’Istruzioni Introduzione Congratulazioni per aver acquistato l’Igro-Termometro a Cifre Grandi della Extech. Questo strumento professionale, se usato correttamente, garantirà un servizio affidabile per molti anni. Funzionamento 1. Aprire il vano batteria premendo verso il basso sul coperchio sul retro dello strumento come indicato dalla freccia.