Overview And Use - Velleman DVM99 Gebruikershandleiding

4. Features
• temperature readout in °C or °F
• data hold
• lock feature for continuous scanning
• over range indication
• automatic power off
• adjustable emissivity
• MAX, MIN, LOCK modes
• resolution 0.1°C (0.1°F)
5.

Overview and use

Refer to the illustrations on page 2 of this manual.
A IR sensor
B B1 IR LCD
B2 probe/clamp LCD
C mode button
D IRT/down button
6. Operation
• The thermometer can measure temperature in 3 ways, using IR,
probe or clamp. The desired way will determine how to switch on
the thermometer:
o to use the IR sensor [A], press the IRT button [D].
o to use the clamp [H], press the ON/OFF button [F].
o to use the probe [I], first unfold the probe [I], and then press
the ON/OFF button [F].
• In hold mode, the thermometer will automatically switch of after
±15s, in continuous mode after ±20min.
IR-mode
• All data is shown on the IR LCD [B1].
• Aim the IR sensor [A] towards the target and press and hold the
IRT button [D] to measure the temperature. When releasing the
IRT button [D] the last measured value will remain on the display.
Note: the distance-to-target ratio is 1:1; the thermometer should be
held as close as possible to the target.
• Use the mode button [C] to scroll through the available functions.
The current function is flashing (except ε).
03/04/2009
DVM99
E hold/up button
F ON/OFF button
G clamp trigger
H clamp
I probe
4
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