X-On Electronics has gained recognition as a prominent supplier of 72-7745 Unclassified across the USA, India, Europe, Australia, and various other global locations. 72-7745 Unclassified are a product manufactured by Tenma. We provide cost-effective solutions for Unclassified, ensuring timely deliveries around the world.
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Model 72-7740/72-7745 Copyright 2004 Tenma Test Equipment All rights reserved Tenma Test Equipment 405 S. Pioneer Blvd. Springboro,Ohio 45066 www.tenma.comModel 72-7740/72-7745: OPERATING MANUAL Table of Contents Title Page Overview 3 Unpacking Inspection 4 Safety Information 4 Rules For Safe Operation 5 International Electrical Symbols 6 The Meter Structure 7 Rotary Switch 8 Functional Buttons 9 Display Symbols 11 Measurement Ranges A. Selecting a Measurement Range 12 B. Manual Ranging and Autoranging 12 Measurement Operation A. DC Voltage Measurement 14 B. AC Voltage Measurement 15 C. Measuring Resistance 16 D. Testing for Continuity 17 E. Testing Diodes 18 F. Capacitance Measurement 19 G. Frequency Measurement 20 H. Measuring Duty Cycle 21 I. Temperature Measurement 22 J. DC or AC Current Measurement 22 Operation of Hold Mode 24 The Use of Relative Value Mode 24 The POWER Button 25 The BLUE Button 25 Turning on the Display Backlight 25 Sleep Mode (Model 72-7740 only) 25 General Specifications 26 Accuracy Specifications A. DC Voltage 27 B. AC Voltage 27 C. Resistance 27 D. Continuity Test 28 1