Velleman DVM820 Bedienungsanleitung Seite 3

DVM820 – 3 ½ DIGIT DIGITAL MULTIMETER – 19 RANGES
1. Introduction
To all residents of the European Union
Important environmental information about this product
This symbol on the device or the package indicates that disposal of the device after its lifecycle could harm
the environment.
Do not dispose of the unit (or batteries) as unsorted municipal waste; it should be taken to a specialized
company for recycling.
This device should be returned to your distributor or to a local recycling service.
Respect the local environmental rules.
If in doubt, contact your local waste disposal authorities.
Thank you for buying the DVM820! Please read the manual thoroughly before bringing this device into service. If the
device was damaged in transit, don't install or use it and contact your dealer.
The DVM820 is a compact multimeter with a 3 ½ digit LCD for measuring DC and AC voltages, DC currents,
resistance, diodes and transistors (hFE). Full overload protection is provided. It is an ideal instrument for hobbyists,
for use in the field, for laboratories and workshops and for domestic applications.
2. Front Panel Description
1. FUNCTION AND RANGE SWITCH
This switch is used to select the desired function and range. It also activates
the instrument. Place the switch in the "OFF" position when the instrument is
not in use in order to extend the life of your battery.
2. DISPLAY
3 ½ digit display with 7 segments. Height: ± 0.5" (13.6mm)
3. "COMMON" JACK
Plug in the connector for the black (-) test lead.
4. "V mA" JACK
Plug in the connector for the red (+) test lead when you wish to measure voltages, resistances and currents
(with the exception of 10A-measurements).
5. "10A" JACK
Plug in the connector for the red (+) test lead for all your 10A measurements.
6. TRANSISTOR JACK
Plug in the transistor for hFE-measurements of a NPN or PNP transistor. Use the correct b.e.c.-connections.
3. Specifications
Maximum accuracy is guaranteed for a one-year period after calibration. Ideal circumstances require a
temperature of 23°C (± 5°C) and a max. relative humidity of 75%.
3.1. DC VOLTAGE
Range
200mV
DVM820
Resolution
100µ V
Accuracy
±0.25% of rdg ± 2 digits
3 VELLEMAN