User manual

RD300-EU-EN V1.1 12/13

Introduction

CongratulationsonyourpurchaseoftheExtechRD300LeakageDetector.Thishandheldmeter

measuresleakagefromairconditioningorcoolingsystemsthatuserefrigerant.TheLEDworklights

allowforviewingindarkordimlylitenvironments.Thismeterisshippedfullytestedandcalibrated

and,withproperuse,willprovideyearsofreliableservice.Pleasevisitourwebsite

(www.extech.com)tocheckforthelatestversionofthisUserGuide,ProductUpdates,and

CustomerSupport.

Features

 Detectsallexistingrefrigerantsusingaheateddiodesensor

 LEDworklightswithon/offswitchtoallowviewingindarkenvironments

 High/Medium/LowcolorcodedLEDindicationwithsensitivityof0.25oz./year

 Audibleandvisualalertswithmutebutton

 Lowbatteryindication

 Fieldreplacementsensorand

LEDworklighttip



MeterDescription

1. ON/OFFbutton(holdfor2seconds)

2. ColorcodedLEDLevelIndicators(bottomLEDindicatespoweron)

3. Resetbutton

4. LEDworklighton/offbutton

5. Probetipsensor

6. LEDworklight

7. SensitivityRangeselectbutton

8. Mutesoundbutton

9. Loudspeaker

10. Lowbattery,Mute,and

Resetstatuslights

11. High,Med,andLowsensitivityindicators

12. Flexibleprobe

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