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IDEAL INDUSTRIES, INC.
TECHNICAL MANUAL
MODEL: 61-480
MODEL: 61-481
MODEL: 61-482
The Service Information provides the following information:
• Precautions and safety information
• Specifications
• Basic maintenance (cleaning, replacing the battery and fuses)
• Performance test procedures
• Calibration and calibration adjustment procedures
Form number: TM61480-1-2
Revision: 5. Date: July 2002
Form number TM61480-1-2
Rev 5 July 2002
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Summary of Contents for IDEAL 61-480
- Page 1 IDEAL INDUSTRIES, INC. TECHNICAL MANUAL MODEL: 61-480 MODEL: 61-481 MODEL: 61-482 The Service Information provides the following information: • Precautions and safety information • Specifications • Basic maintenance (cleaning, replacing the battery and fuses) • Performance test procedures • Calibration and calibration adjustment procedures Form number: TM61480-1-2 Revision: 5.
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Page 2: Table Of Contents
Introduction Precautions and Safety Information Symbols Safety Information Specifications General Specification – 61-480 General Specification – 61-481 and 61-482 Voltage Specifications – All Models Current Specifications – All Models Peak Hold (61-482 only) and Resistance Specifications Continuity and Diode, Specifications Capacitance (61-481 and 61-482) Specifications Frequency Specifications –... -
Page 3: Introduction
The information provided in this document is for the use of qualified personnel only. Caution The 61-480 serials contain parts that can be damaged by static discharge. Follow the standard practices for handling static sensitive devices. For additional information about IDEAL INDUSTRIES, INC. and its products, and services, visit IDEAL INDUSTRIES, INC. -
Page 4: Safety Information
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 potential hazards, use the product only as specified. CAUTION. These statements identify conditions or practices that could result in damage to the equipment or other property. -
Page 5: Specifications
Page 3 SPECIFICATIONS (Model 61-480) All specifications are warranted unless noted typical and apply to the 61-480. Stated accuracies are at 23°C ±5°C at less than 80% relative humidity. If Low Battery indicator is active then specification could be effective. -
Page 6: General Specification - 61-481 And 61-482
Page 4 SPECIFICATIONS (Model 61-481 and 482) All specifications are warranted unless noted typical and apply to the 61-481 and 61-482. Stated accuracies are at 23°C ±5°C at less than 80% relative humidity. If Low Battery indicator is active then specification could be effective. General specifications Characteristics Description for 61-481 &... -
Page 7: Voltage Specifications - All Models
Page 5 Measurement Characteristics (All at 23°C ± 5°C, < 80% R.H.) ± ([% of reading] + [number of least digits]). DC Volts: Model 61-480 only Over Voltage Range Resolution Accuracy Protection ± (0.25% + 1 digit) 300mV .1mV ± (0.4% + 1 digit) -
Page 8: Current Specifications - All Models
Overload Protection: 1A (500V) fast blow fuse for mA input 16A (500V) fast blow fuse for A input AC Conversion Type: Model 61-480 Average sensing rms calibrated to sine wave. Model 61-481 and 61-482: AC conversions are ac-coupled, true rms responding, calibrated to the rms value Sine wave input. -
Page 9: Peak Hold (61-482 Only) And Resistance Specifications
400mA 10 A ± (1.5% + 60 digits) 40mA ± (3.0% + 60 digits) 400mA 10 A ± (1.5% + 60 digits) Resistance (Ohms) for Model 61-480 Over Voltage Range Resolution Accuracy Protection 300 Ω .1 Ω ± (1.0% + 4 digits) 3K Ω... -
Page 10: Continuity And Diode, Specifications
100nF *4mF 1µF **± (5% +20 digit) *40mF 10µF * 4mF and 40mF ranges may have rolling within accuracy ** Specify reading < half full scale of range Frequency/RPM for Model 61-480 Over Voltage Range Resolution Sensitivity Accuracy Protection 3.0KHz/30KRPM... -
Page 11: Volt/Amp Frequency (61-481 Only)
Page 9 Volt/Amp, Frequency Hz Switch (61-481 only) Function Range Sensitivity Accuracy AC Voltage 400mV 40mV rms 0.2V rms 2V rms 400V 20V rms + (0.01% +5) 750V 200V rms AC Current 40mA 20mA rms 400mA 20mA rms 2A rms Temperature °C, Model 61-482 only Overload Temperature... -
Page 12: Certifications And Compliances
Page 10 Certifications and compliances Safety Designed to IEC 1010-1, UL3111-1 and CSA specifications 1000V DC Category II 600V DC Category III Input rating 750V AC Category II 600V AC Category III CAT III: Distribution level mains, fixed installation. CAT II: Local level mains, appliances, and portable equipment. Over voltage category CAT I: Signal level, special equipment or parts of equipment, telecommunication, electronics. -
Page 13: Required Equipment
Page 11 Required Equipment Required equipment is listed in Table B. If the recommended models are not available, equipment with equivalent specifications may be used. Only qualified personnel should perform repairs or servicing. Table B. Required Equipment Recommended Equipment Required Characteristics Model Calibrator AC Voltage Range: 0-750V ac... -
Page 14: Basic Maintenance
Page 12 Basic Maintenance Warning To avoid shock, remove the test leads and any input signals before opening the case or replacing the battery or fuses. Opening Meter Case Caution To avoid unintentional short circuit, always place the uncovered meter assembly on a protective surface. -
Page 15: Replacing The Battery
Page 13 Battery Installation or Replacement: 1. The Model 61-480 is powered by two 1.5V, AAA batteries. See Figure 1.1 2. The Model 61-481 and 61-482 are powered by one 9V battery. See Figure 1.2 3. Remove the test leads from the front terminals and turn the meter off. -
Page 16: Cleaning
Page 14 4. Remove the defective fuse by gently prying one end of the fuse loose and sliding the fuse out of the fuse holder. 5. Install a new fuse of the same size and rating. Make sure it is centered in the fuse holder. 6. -
Page 17: Testing The Voltage Function
3. For each input, compare the readings on the meter display to the display readings in each table. 5. If the display reading falls outside of the range shown in the tables, the meter does not meet specification. DC Voltage Test: Model 61-480 Range Source Reading... -
Page 18: Testing The Amps Function
400V 370.0V 1KHz 364.7 to 375.3 750V 700V 50Hz 686 to 714 750V 700V 1KHz 686 to 714 DC Current Test: Model 61-480 Range Source Reading 30mA 20.00mA 19.68 to 20.32 300mA 200.0mA 196.8 to 203.2 .90A .86 to .94 9.0A... -
Page 19: Testing The Diode And Continuity Function
50Hz 0.83 to .97 .90A 1KHz 0.83 to .97 9.0A 50Hz 8.73 to 9.27 9.0A 1KHz 8.73 to 9.27 Resistance Test: Model 61-480 Range Source Reading 177.8 to 182.2 300Ω 180Ω 3KΩ 1.800KΩ 1.785 to 1.815 17.85 to 18.15 30KΩ... -
Page 20: Testing The Frequency Function
Page 18 Note: The accuracy of the Calibrator’s Frequency function must be appropriate for the specified Accuracy of the Meter. Frequency Test: Model 61-480 Range Source Level Reading 3KHz 3.000KHz 0.5 Vp-p 2.999 to 3.001 30KHz 30.00KHz 0.5 Vp-p 29.99 to 30.01 300KHz 300.0KHz... -
Page 21: Testing The Temperature Function
Calibrate the meter once a year to ensure that it performs according to specifications. Perform calibration at an ambient temperature of 23°C ±2°C and relative humidity of 75% or less Calibration for the Model 61-480 only. (A) DC Calibration (adjust VR1: 61-480) 1. - Page 22 Page 20 (B) ACV Calibration (Adjust VR2: Model 61-481 and 61-482) 1. Set multimeter to “AC” “V” function. The [Blue] key toggles between AC and DC function 2. Set output of AC calibration for 30Vrms 50Hz and connect to V•Hz and COM input terminals on meter.
- Page 23 Page 21 Form number TM61480-1-2 Rev 5 July 2002...
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