IDEAL INDUSTRIES Welder 61-340 User Manual

IDEAL INDUSTRIES, INC. TECHNICAL MANUAL MODEL: 61-340 MODEL: 61-342 Multimeter Service Information The Service Information provides the following i

Form Number 2 TM61340-2 Rev November 2007 Page 8 (14) REL Press this button the meter enter relative measuring state and “Δ” symbol appear on LCD

Form Number 2 TM61340-2 Rev November 2007 Page 9 Physical and Environmental Characteristics Characteristics Description Dimensions (H×W×D) 180mm(H)

Form Number 2 TM61340-2 Rev November 2007 Page 10 Required Equipment Required equipment is listed in Table B. If the recommended models are not ava

Page 11 Basic Maintenance Warning To avoid shock, remove the test leads and any input signals before opening the case or replacing the battery or fuse

Page 12 Replacing Fuses Warning To avoid electrical shock, remove the test leads and any input signals before replacing the battery or fuses. To preve

Page 13 Performance Tests The following performance tests verify the complete operability of the meter and check the accuracy of each meter function a

Page 14 Testing the Voltage Function (for 61-340 / 61-342) To verify accuracy in the AC and DC voltage ranges, do the following: 1. Turn the rotary s

Page 15 Table 2 AC Voltage Test: Step Range Input Frequency Reading 61-340 Reading 61-342 1 400mV 300mV 60 295.6 to304.4 295.6 to304.4 2 4

Page 16 Table 3b DC mA Test: Step Range Source Reading 1 40mA 30.00mA 29.73 to 30.27 2 400mA 300.0mA 297.3 to 302.7 Testing the DC ampere Func

Page 17 Testing the AC milliampere function: (for 61-340and 61-342) 1. Connect the calibrator to the and COM inputs on the meter. 2. Turn the rotar

Form Number 2 TM61340-2 Rev November 2007 TABLE OF CONTENTS Page Introduction 1 Precautions and Safety Information 1 Symbols 1 Safety 2 Specif

Page 18 Testing the Resistance Function (for 61-340 / 61-342) To verify the accuracy of the resistance function, do the following: 1. Connect the cali

Page 19 Table 6 Capacitance Test: Step Range Source Reading 1 40nF 10.000nF 9.60 to 10.40 2 40nF 30.00nF 29.00 to 31.00 3 400nF 300.0nF 290.5 to 3

Page 20 Testing the Frequency Function (for 61-340 / 61-342) To verify the accuracy of the meter’s frequency function, do the following: 1. Con

Page 21 Testing the Temperature Function (for 61-340 / 61-342) To verify the accuracy of the meter’s temperature function, do the following: 1. Conne

Page 22 Calibration Procedure Recalibrate your meter: It is recommended that the multimeter be calibrated once each year. 1. Perform calibration at

Page 23 6. Using a small flat-tipped screwdriver, adjust VRtr until the display reads 2.995 to 3.005Volts 7. Disconnect the AC calibrator from the m

Page 1 Introduction Warning To avoid shock or injury, do not perform the verification tests or calibration procedures described in the manual unless

Page 2 SAFETY Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it. To avoid po

Page 3 SPECIFICATIONS All specifications are warranted unless noted typical and apply to the 61-340 & 61-342 Stated accuracies are at 23°C±5°C at

Form Number 2 TM61340-2 Rev November 2007 Page 4 Measurement Characteristics Accuracy is ±(% reading + number of digits) at 23°C ± 5°C, less than 7

Form Number 2 TM61340-2 Rev November 2007 Page 5 (3b) DC Current (61-340 / 61-342) Range Resolution Accuracy Input Protection 4.000A 0.001A 10.00

Page 6 (5) Resistance (for 61-340 / 61-342) Range Resolution Accuracy Over voltage protection 400.0Ω *1 0.1Ω ±(1.2% reading + 5 digits) 4.000KΩ 1Ω 4

Form Number 2 TM61340-2 Rev November 2007 Page 7 (8) Frequency (for 61-340 / 61-342) Range Resolution Sensitivity Accuracy Overload protection 10.