Ats Handheld Inductive Loop Tester HILT 9000 Manuel d'utilisateur Page 1

HILT 9000Handheld InductiveLoop TesterUser ManualJuly 2003R=12.3Ω Q=12.1L=89.2µH 50KHzATSI8157 US Route 50 • Athens, OH 45701(740) 592-2874 • Fax (

9HILT 9000 - Inductive Loop TesterFunction Controls SummaryBUTTON DESCRIPTION COMMENTSLOOP Used to measure L, Q, and RDCof the loop. Q is measured upt

10www.atsi-tester.comOverview of Traffic Loop Detection SystemsThe inductive loop represents the most commonly used methodto detect vehicles. The indu

11HILT 9000 - Inductive Loop TesterTo guarantee a reliable oscillation in the loop system the qualityfactor (Q) of the loop with the lead-in wires sho

12www.atsi-tester.comCommonly Asked QuestionsQ. Why do I have to disconnect the detector from the loop beforerunning a Loop, Q, or ∆∆∆∆∆L test?A. Duri

13HILT 9000 - Inductive Loop TesterRepair and CalibrationTo ensure that your instrument meets factory specifications, werecommend that it be returned

14www.atsi-tester.comTechnical and Sales AssistanceIf you are experiencing any technical problems, or require anyassistance with the proper operation

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16www.atsi-tester.comLimited WarrantyThe HILT 9000 (“Product”), distributed by Athens Technical Specialists, Inc.(ATSI), is warranted to the original

1HILT 9000 - Inductive Loop TesterTable of ContentsReceiving Your Shipment... 2Packaging...

2www.atsi-tester.comWarningsThese safety warning are provided to ensure the safety ofpersonnel and proper operation of the tester.• The tester must no

3HILT 9000 - Inductive Loop TesterGeneral DescriptionThe HILT-9000 is designed to measure characteristics of aninductive loop at different frequencies

4www.atsi-tester.comOverview of HILT 9000 Controls1. LOOP: Measures RDC, L, andQ. If Q>15, use Q push-button to obtain actual value.2. Q: Measur

5HILT 9000 - Inductive Loop TesterFunction ControlsPowerPress the POWER push-button to turn the tester on and off. Thetester performs an initial self-

6www.atsi-tester.comThe LOOP test can measure a maxi-mum Q of 15. If Q is greater than 15the tester displays Q>15. To measurethe actual value, pres

7HILT 9000 - Inductive Loop Tester, , Set FrequencyWhen the tester is powered, the test frequency is automaticallyset to 50 KHz. The frequency can

8www.atsi-tester.comIf there is bad connection, the testerdisplays a message as shown in Figure7. Make sure that the test leads areproperly connected.