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Cleaning And Maintenance; Technical Specifications - Velleman DEM400 Bedienungsanleitung

Digitales mini-thermometer-anemometer
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  • DEUTSCH, seite 19
5.
When powered off, keep the MIN/MAX button pressed and switch on
the meter to change the temperature measurement unit. Power off and
repeat to change again. Temperature will be measured automatically.
6.
Press the MIN/MAX button to display the recorded maximum value,
press again to display the recorded minimum value, press again to exit
the function.
7.
Press the on-off button for 3 seconds to switch off the meter.

8. Cleaning and Maintenance

Wipe the device regularly with a moist, lint-free cloth. Do not use
alcohol or solvents. DO NOT submerge the device in any liquid.
Store the meter in a dry place away from humidity and vibrations.
Remove the battery when the meter is to be stored for long periods of
time.

9. Technical Specifications

LCD display
parameters
measuring range
0.3 ~ 45 m/s
0.5 ~ 87.5 knots
0.6 ~ 100.6 mph
59 ~ 8858 ft/min
1.0 ~ 162 km/h
resolution
0.1 m/s (0.1 fpm)
0.1° C (0.1° F)
accuracy
± 3 % of reading + 0.3 m/s
± 1.5° C (± 2.7° F)
sample rate
operating conditions
storage conditions
power supply
auto power-off
dimensions
weight (with battery)
Use this device with original accessories only. Velleman nv cannot
be held responsible in the event of damage or injury resulting from
(incorrect) use of this device. For more info concerning this product
V. 01 – 07/05/2015
DEM400
3 digits
m/s, km/h, ft/min, knots, mph, °C, °F
-30° C ~ 60° C (-22° F ~ 140° F)
1x / sec.
-20° C ~ +60° C (14° F ~ 140° F), 0 ~ 80 % RH
(non-condensing)
-20° C ~ 60° C (-14° F ~ 140° F), 0 ~ 80 % RH
(non-condensing)
1 x 9 V battery (incl.)
± 15 min.
175 x 55 x 38 mm
± 90 g
5
©Velleman nv

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