Velleman DVM1100 User Manual

DVM1100 VELLEMAN
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5
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c. Keypad
Key Symbol Description
SELECT
Ω
A mA µA
Power-off
Switches between resistance measurement, diode test and continuity check.
Switches between DC and AC current.
Disables the auto power-off function.
HOLD/LIGHT
Press to enter and exit the data hold mode. Press and hold it for 2 seconds to
switch backlight on or off.
RANG
V~, V , Ω, A,
mA, µA
Press to enter the manual ranging mode.
Press to browse through the available ranges.
Press and hold for 2 seconds to return to autoranging mode.
REL Press to enter and exit the relative measurement mode.
Hz/DUTY V~, A, mA, µA
Press to start frequency counter. Press again to enter duty cycle mode and press
again to exit.
4. Operating Instructions
a. General Functions
• Data Hold Mode
The data hold function makes the meter stop updating the display. The meter switches to the manual ranging
mode when enabling this function. This function can be cancelled by changing the measurement mode or by
pushing the RANG or HOLD/LIGHT key again.
To enter the mode:
1. Press the HOLD/LIGHT key. appears on the display.
2. A second short press returns the meter to the normal mode.
• Manual Ranging and Autoranging Modes
* In autoranging mode, the meter selects the best range for the detected input. This allows you to switch test
points without having to reset the range.
* The manual ranging mode allows you to override the autoranging mode and to lock the meter in a specific
range.
* The meter default to the autoranging mode in measurement functions that have mode than one range. The
meter displays when in autoranging mode.
1. Press RANG to enter the manual ranging mode. Each press on the RANG key will increase the range.
NOTE: If you manually change the range after entering the data hold mode, the meter will exit this mode.
2. Hold the RANG key pressed to exit the manual ranging mode and to enter the autoranging mode.
• Battery Saver
Turn on the meter. The meter turns off automatically after approximately 30 minutes. Press HOLD/LIGHT or
rotate the rotary switch to reactivate the meter. Hold SELECT pressed to disable the battery saver function.
• Relative Measurement Mode
The meter will display the relative measurement in all functions except for the frequency measurement.
1. Select a function and touch the test leads to the circuit to be measured.

Velleman DVM1100 Specifications

General

Brand	Velleman
Model	DVM1100
Category	Multimeter
Language	English