Front Panel Description; Measuring Dc Voltage - Velleman DVM92 Manual Del Usuario

• Use and store the multimeter under normal temperatures. Extreme temperatures may
shorten the life of the device or damage the battery.
• Handle the multimeter with care. Dropping it may damage the circuit boards or the housing
and may cause the DVM92 to malfunction.
• Replace an old or weak battery with a fresh one of the required size and type.
Remove the battery during long periods of inactivity. This will protect the multimeter from
possible leakage.
• Disconnect the test probes prior to opening the housing.
• A blown fuse should be replaced with an identical one.
F : F 0.2A/250V
• Do not use this device in case of malfunction or if anomalies are detected. Have it repaired
by qualified personnel.
• Do not use the multimeter unless the back cover is in place and fully fastened.
• Use a soft cloth and a mild detergent for cleaning purposes. Never use abrasives or solvents
on the meter.

2. Front Panel Description

1) LCD display
2) RANGE and FUNCTION switch
3) Transistor test socket
4) "mA" jack
5) "COM" jack
6) "10A" jack
7) "V/Ω" jack
3. Operating instructions

3.1. Measuring DC Voltage

1. Connect the black test lead (-) to the "COM" jack and the red test lead (+) to the "V/Ω" jack.
2. Select the appropriate V
the source or load to be tested.
3. The measured value and the polarity of the red test lead are displayed on the LCD.
Remark : Set the FUNCTION switch to the highest range and gradually work your way down if
the voltage range is unknown beforehand.
DVM92
range with the FUNCTION switch and connect the test leads to
3 VELLEMAN