Mastech MS8268 User Manual

3.1.
3.1.
3.1.
3.1.2
2
2
2 DATA
D ATA
DATA
DATA HOLD
H OLD
HOLD
HOLDmode
m ode
mode
mode
DataHoldmodemakesthemeterstopupdatingthe
display.EnablingDataHoldfunctioninautorangemode
makesthemeterswitchtoManualrangingmode,butthe
full-scalerangeremainsthesame.DataHoldfunction
canbecancelledbychangingthemeasurementmode,
pressingRANGE
RANGE
RANGE
RANGEkey,orpushHOLD
H OLD
HOLD
HOLDkeyagain.
To enterandexittheDataHoldmode:
1.PressHOLD
HOLD
HOLD
HOLDkey(shortpress).Fixesthedisplayon
thecurrentvalue,“H
H
H
H”isdisplayed.
2.Asecondshortpressreturnsthemetertonormal
mode.
3.1.
3.1.
3.1.
3.1.3
3
3
3Manual
M anual
Manual
Manualranging
r anging
ranging
rangingand
a nd
and
andAutorange
A utorange
Autorange
Autorangemode
m ode
mode
mode
TheMeterhasbothmanualrangingandautorange
options.
*Intheautorangemode,theMeterselectsthebest
rangefortheinputdetected.Thisallowsyoutoswitch
testpointswithouthavingtoresettherange.
*Inthemanualrangingmode,youselecttherange.This
allowsyoutooverrideautorangeandlockthemeterin
aspecificrange.
*TheMeterdefaultstotheautorangemodein
measurementfunctionsthathavemorethanonerange.
WhentheMeterisintheautorangemode,AUTO
A UTO
AUTO
AUTOis
displayed.
To enterandexitthemanualrangemode:
1.PressRANGE
RANGE
RANGE
RANGEkey.TheMeterentersthemanual
rangingmode.AUTO
A UTO
AUTO
AUTOturnsoff.Eachpressesof
RANGE
RANGE
RANGE
RANGEkeyincrementstherange.Whenthehighest
rangeisreached,theMeterwrapstothelowest
range.
13
NOTE:Ifyoumanuallychangethemeasurementrange
afterenteringtheDataHoldmodes,theMeterexitsthis
mode.
2. To exitthemanualrangingmode,pressandholddown
RANGE
R ANGE
RANGE
RANGEkeyfortwoseconds.TheMeterreturnsto
theautorangemodeandAUTO
A UTO
AUTO
AUTOisdisplayed.
3.1.
3.1.
3.1.
3.1.4
4
4
4Battery
B attery
Battery
BatterySaver
S aver
Saver
Saver
TheMeterentersthe"sleepmode"andblanksthedisplay
iftheMeterisonbutnotusedfor15minutes.
PresstheHOLD
HOLD
HOLD
HOLDkeyorrotatetherotaryswitchtowake
themeterup.
To disabletheSleepmode,holddowntheSELECT
S ELECT
SELECT
SELECTkey
whileturningthemeteron.
Oneminutebeforepoweroff,thebeeperwillsound5
sounds.Thebeeperwillsoundagainbeforepoweroff.
3.1.
3.1.
3.1.
3.1.5
5
5
5Relative
R elative
Relative
Relativemeasurement
m easurement
measurement
measurementmode
m ode
mode
mode
TheMeterwilldisplayrelativemeasurementinall
functionsexceptfrequency.
To enterandexittherelativemeasurementmode:
1.WiththeMeterinthedesiredfunction,touchthetest
leadstothecircuitonwhichyouwantfuture
measurementtobebased.
2.PressREL
R EL
REL
RELkeytostorethemeasuredvalueand
activatetherelativemeasurementmode.The
differencebetweenthereferencevalueand
subsequentreadingisdisplayed.
3.PressREL
REL
REL
RELkeyformorethan2secondstoreturnthe
Metertonormaloperation.
14

Mastech MS8268 Specifications

General

Brand	Mastech
Model	MS8268
Category	Multimeter
Language	English