Velleman DVM4000 Manuel d'utilisateur télécharger pdf (Page 8)

REL

the meter is in Relative Measurement mode.

MAX

maximum data is displayed

MIN

minimu m data is displayed

low battery indication

the meter is in Continuity Check mode.

the meter is in Diode Test mode.

%°C °F

Ω

nμmFAV

Measurement units

6.3 Function keys

key

function Meaning

SELECT

Switch between resistance measurement, diode test and

continuity test.

mA µA

Switch between DC and AC current.

power off

Press and hold while switching on to disable sleep mode.

all

Press to enter/exit Data Hold mode. Press and hold for

±2s to switch the backlight on/off.

RANGE

V~, V=, Ω,

mA, µA

Press to enter manual ranging mode and to scroll through

the different ranges. Press and hold for ±2s to return to

auto-ranging.

REL



all except

Hz/Duty

Press to enter/exit relative measurement mode.

Hz %

V~, A,

mA, µA

Press to start frequency counter, press again to enter

Duty Cycle (load factor). Press again to exit frequency

counter.

Press and hold while switching on the meter to start data

transmission (DVM4100 only).

MAX MIN

all except

Hz/Duty

and

Press to measure maximu m value, press again to measure

minimu m values.

Press and hold for ±2s to return to normal measuring

mode.

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Velleman DVM4000 Manuel d'utilisateur Page 8

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