Vanguard Instruments Auto-Ohm 10 User Manual - Table of Contents
REV 1.0 Auto-Ohm 10 USER’S MANUAL
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TABLE OF CONTENTS
CONVENTIONS USED IN THIS DOCUMENT ....................................................................... 1
1.0
INTRODUCTION .................................................................................................................... 2
1.1
Product Overview ............................................................................................................ 2
1.2
Technical Specifications ................................................................................................... 5
1.3
Auto-Ohm 10 Controls and Indicators ............................................................................. 6
1.4
PRE-TEST SETUP ................................................................................................................... 7
1.4.1.
Operating Voltages ................................................................................................... 7
1.4.2.
Installing the Battery Fuse ........................................................................................ 7
1.4.3.
Replacement Rechargeable Batteries ...................................................................... 8
1.4.4.
Charging and Turning the Unit On and Off .............................................................. 8
1.4.5.
Adjusting LCD Screen Contrast ................................................................................. 9
1.4.6.
Configuring Power Saving Options ......................................................................... 10
1.4.7.
Viewing Previous Test Results ................................................................................ 13
2.0
OPERATING PROCEDURES ................................................................................................. 14
2.1
Connection Diagram ...................................................................................................... 14
2.2
Contact Resistance Tests ............................................................................................... 15
2.2.1.
Configuring Contact Resistance Tests .................................................................... 15
2.2.2.
Performing a Contact Resistance Test ................................................................... 18
2.3
Performing a Transformer Winding Resistance Test ..................................................... 20
3.0
Upgrading Firmware .......................................................................................................... 22
4.0
Troubleshooting Guide ...................................................................................................... 26
LIST OF TABLES
Table 1. Auto-Ohm 10 Technical Specifications ............................................................................. 5
LIST OF FIGURES
Figure 1. Included Cable Set with Alligator Clamps (P/N 8000-0231) ............................................ 3
Figure 2. Optional 10A Rated Pistol Grip Probe (P/N 8000-0201) .................................................. 3
Figure 3. Optional 10A Rated Hand Probe (P/N 8000-0225) .......................................................... 4
Figure 4. Optional 5A Rated Hand Probe (P/N 8000-0226) ............................................................ 4
Figure 5. Auto-Ohm 10 Controls and Indicators ............................................................................. 6
Figure 6. Battery Fuse in Protective Plastic Box ............................................................................. 7
Figure 7. Panasonic Orbtronic 18650 Protected Li-ion Battery ...................................................... 8
Figure 8. Typical Auto-Ohm 10 Connection Diagram ................................................................... 14