Velleman DVM8810 Instrukcja Użytkownika Pobierz pdf (Strona 4)

DVM8810 VELLEMAN

Weight : 180g

Dimensions : 159 x 79 x 57.2mm

Resolution : 1°C/1°F

Accuracy : ±2% of reading or ±2°C/4°F (*)

Emissivity Settings : 0.95 (fixed)

Distance Factor : D : T = ± 8 : 1 with D = distance, T = target

4. Front Panel Description

1. IR sensor

2. beam

3. LCD display

4. °F key

5. °C key

6. backlight key

7. laser key

8. ON/hold key

9. battery compartment

5. Indicators

1. digital readout

2. temperature in °C

3. temperature in °F

4. measuring indication

5. data hold

6. low-battery indicator

7. laser point

8. fixed emissivity (0.95)

9. backlighting function

6. Preparations

a) Power ON/OFF

Press this key to activate the device. Pull the ON/HOLD trigger to execute a measurement and read the result on the

LCD. The meter is deactivated automatically ±7 seconds after the ON/HOLD trigger is released.

b) Selecting the Temperature Unit

Press ON/HOLD, followed by the °C or °F key. The selected unit is displayed on the LCD. Press the same key again

to switch units.

c) Data-Hold Function

This device automatically memorises the last temperature reading on the LCD for 7 seconds after the ON/HOLD key

is released. No additional keys should be pressed to freeze the displayed reading.

d) Backlight

Press ON/HOLD, followed by the backlight key. Press the button again to turn the backlight off.

Fig. 2

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Velleman DVM8810 Instrukcja Użytkownika Strona 4