Extech Instruments HD700

HD700-en-GB_V1.7 4/15
3
Display
1. USBdataoutputactive
2. DifferentialPressureMode
3. DataHoldMode
4. Primarydisplay
5. RecordMode
6. MAX/MIN/AVGindicators
7. LowBatteryIndicator
8. Pressureunitofmeasure
9. ElapsedTimer
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BasicOperation
MeterPower
TheHD700usesa9Vbatteryforpower.IfthemeterdoesnotswitchonwhenthePOWER
buttonispressedorifthedisplayshowsBAT,replacethebattery.
WhenthePOWERbuttonsispressed,themeterperformsashortself‐testandrevertstothe
settingsinplacewhenthemeterwaslastturnedoff.
AutomaticPower‐offFeature
Inordertoconservebatterylife,themeterhasanautomaticpowerofffeature(after20
minutes).Todefeatthisfeature,pressandholdtheHOLDbuttonwhileturningthemeteron.
ReleasetheHOLDbuttonwhen‘n’appearsonthedisplay.Themeterwillnowremainonuntil
theuserturnsitofforuntilthebatteryweakens.NotethattheAutoPowerOFFfeaturewillbe
reactivatedthenexttimethemeteristurnedoffandthenon.