
7
will increaseagearautomaticallyagainafter2seconds,until the
tripbreaking.Atthistime,the displayed gearon the button of LCD
screen istheactualleakageoperatingcurrent value,thedisplayed
timeisthe leakageoperatingtime.
3. Switchthegearofrated operatingcurrent
The rated operatingcurrentofthe instrumentfrom0to500mA
weredivided intoten gears:15mA,30mA,50mA,75mA,100mA,
150mA,200mA,250mA,300mA,500mA.Press RANGE- or
RANGE+ toswitchthe gears.Onthe bottomofthe LCD indicates
the currentgear.Afterbootup,itisdefaulttothe lowestgear
(15mA)tostart test.
4. Reset
Aftereachtest, press the RESET keytoreset, the leakageoper-
atingtimewill bezeroclearing, then can betested again.
5. Measurement
Electricshock,dangerous!Theinstrumentcanbe
operatedonlybythetrainedand authorizedperson.
Theoperatorsmustkeeptothesafetyrules strictly,
otherwise,electricshock will resultinpersonalinjury
Don notuse theinstrumenttomeasurethelineswith
avoltageofhigherthan250V.Otherwise,electric
shock will resultinpersonalinjuryordamagetothe
Linterface mustconnecttothefirewireofthemeas-
uredleakageprotector,Ninterface mustconnectto
thegroundwireofthemeasuredleakageprotector.
Otherwise,electricshock will resultindamagetothe
TheSockettestlineoftheinstrumentiscus-
tom-made,theredplugconnecttothefirewire,the
black plug connecttotheground wire.Forbidtouse
otherplug withcordinsteadofit.Otherwise,electric
shock will resultinpersonalinjuryordamagetothe