Digital Transformer Ratiometer DTR
®
Model 8510
31
IftheH/Xwerereversed,theinstrument will display the following error
messageandterminatethetest.
Figure 5-5
NOTE:
• Iftherewereapolarityreversal,theRatiowouldbedisplayed
negativeanditwouldbeblinking.Thismeanseitherthe
connectionsarereversedonagivensideorthetransformeris
woundbackwardsrelativetothemarking.
• Thetestmayberunasmanytimesasneededbypressingthe
TESTbutton.
• Anactivetestcanbecancelledatanytimebypressingthe
TEST button.
• MakesurethattheHREDleadisalwaysconnectedsuchthatit
doesnotshorttotheXREDorXBLACKleaddirectlyorthrough
earthground.See§6formoreconnectiondetails.
5.2.2 Storing the Measurement Record (Manual and Auto Mode)
Thestoragemodeyouareindependsonwhatyouselectedwhencong-
uringtheinstrument(see§4.3)beforerunningatest.
5.2.2.1 Manual Mode
When Manual mode is selected, the Measurement Record storage is
optionaltotheuser.
1. TostoretheactivemeasurementusingManualmode,pressthe MEM
(ENTER)button.Thedisplaylooksasshownbelow:
Figure 5-6
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