Product Manual

MA260‐en‐GB_V1.15/15
8
ResistanceMeasurements
1. Inserttheblacktestleadbananaplugintothenegative(COM)jack.
Inserttheredtestleadbananaplugintothepositive(V/Ω)jack.
2. Touchthetestprobetipsacrossthecircuitorpartundertest.Itis
besttodisconnectonesideofthepartundertest
sotherestofthe
circuitwillnotinterferewiththeresistancereading.
3. Readtheresistanceinthedisplay.Thedisplaywillindicatethe
properdecimalpointandvalue.
ContinuityCheck
1. Inserttheblackleadbananaplugintothenegative(COM)jack.
Inserttheredtestleadbananaplugintothepositive(V/Ω)jack.
2. Touchthetestprobetipstothecircuitorwireyouwishto
check.
3. Iftheresistanceislessthanapproximately25Ω,the
audible
signalwillsound.Ifthecircuitisopen,thedisplaywillindicate
“OL.”.
4. Notethatthebeeperisoffwhentheresistanceis>400Ω.
Howeverthebeepermaysoundwhentheresistanceis
between25Ωand400Ω.
DiodeTest
1. Inserttheblacktestleadbananaplugintothenegative(COM)jack
andtheredtestleadbananaplugintothepositive(V/Ω)jack.
2. Touchthetestprobestothediodeundertest.Forwardvoltagewill
indicate0.4to0.8VReversevoltagewillindicate“OL”.Shorted
devices
willindicatenear0ohmsandbeep;anopendevicewill
indicate“OL”inbothpolarities.