Vanguard Auto-Ohm User Manual

OPERATING INSTRUCTIONSfor theAUTO-OHMLOW-RESISTANCEOHMMETERSeries IIPart Number VIC-60000-S2 Vanguard Instrumentss Company1710 Grevillea CourtOntario,

Auto-Ohm Operating Procedures66.0 OPERATING THE AUTO-OHM(See Figure 3. for step-by-step procedures.)The Auto-Ohm is operated by just one dual-functi

Auto-Ohm Operating Procedures7Figure 3. Step-by-Step Procedures for Auto-Ohm Operation

Auto-Ohm Operating Procedures8

Auto-Ohm Operating Procedures9a. This screen prompts the user to select thedesired test current. Test current options are:10, 25, 50, 100, CUSTOM, an

Auto-Ohm Operating Procedures10Figure 12. Test Current & Resistance Readingsh. The Auto-Ohm then ramps the testcurrent back to zero. Figure 12

Auto-Ohm Operating Procedures11Figure 16. Attach Short Bar Promptb. Attach the test leads on an unused busbar (several inches apart, the spacing is

Auto-Ohm Operating Procedures12a. Press control knob to select this mode.The user now can select any of the last threereading to be displayed. To sel

Auto-Ohm Operating Procedures13

14APPENDIX AAuto-Ohm Troubleshooting GuideItem Symptom Possible Problem Solution1 Reading is incorrect. 1. Poor connection at the testclips.2. Broken

Auto-Ohm Operating Procedures15

16APPENDIX BIllustration of plastic quick-disconnect clip, C-clamp, Current Connector, andSensing-wire connectorsC-ClampPlastic ClipCurrent ConnectorS

Auto-Ohm Operating Procedures171710 Grevillea Court. Ontario, CA 91761, USAPhone 909-923-9390 Fax 909-923-9391Website: http//www.vanguard-Instruments

18Auto-Ohm TM 04/304/01: OAK

Auto-Ohm Operating ProceduresiSAFETY SUMMARYThe following safety precautions must beobserved during all phases of test set-up, testhookups, testing, a

Auto-Ohm Operating ProceduresiiTable of ContentsSafety Summary...

Auto-Ohm Operating Procedures11.0 INTRODUCTION1.1 ApplicabilityThis manual applies to Series II of theModel Auto-Ohm™ (hereafter, Auto-Ohm),identified

Auto-Ohm Operating Procedures22.0 AUTO-OHM SPECIFICATIONSAuto-Ohm specifications and leadingparticulars are listed in Table 1.Table 1. Auto-Ohm Spe

Auto-Ohm Operating Procedures33.0 CONTROLS and DISPLAYS(See Figure 1 and refer to Table 2.)The Auto-Ohm controls and displays areshown in the contro

Auto-Ohm Operating Procedures4Table 2. Functional Description of Auto-Ohm Controls and DisplayFigure 1Index # Adjacent Panel Marking Functional Descr

Auto-Ohm Operating Procedures54.0 OPERATING VOLTAGESThe Auto-Ohm operating voltages areselectable between 90-130Vac, 50/60Hz or210-240, 50/60Hz. Volt