IDEAL INDUSTRIES 61-320, 61-324, 61-322 User Manual
IDEAL INDUSTRIES, INC.
TECHNICAL MANUAL
MODEL: 61-320
MODEL: 61-322
MODEL: 61-324
The Service Information provides the following information:
• Precautions and safety information
• Specifications
• Performance test procedure
• Calibration and calibration adjustment procedure
• Basic maintenance (cleaning, replacing the battery and fuses)
Form Number: TM61320-2-4
Revision: 2. Date: Sep 2002
Form number TM61320-2-4 Rev 2 September 2002
TABLE OF CONTENTS
Page #
Introduction
Precautions and Safety Information
Symbols
Safety
Specifications
General Specification
Voltage Specifications
Current Specifications
Resistance, Diode, Continuity Specifications
Capacitance, Frequency Specifications
Physical and environment characteristics
Certification and compliance
Required Equipment
Basic Maintenance
Opening the Meter Case
Replacing the Battery
Testing Fuses
Replacing Fuses
Cleaning
Performance Tests
Testing the Display
Testing the Voltage Function
Testing the Resistance Function
Testing the Capacitance Function
Testing the Diode
Testing the Milliamp (mA) Function
Testing the microamp Function
Testing the Frequency Function
Calibration
Calibrating DCV, ACV Functions
Calibration Adjustment Points
10
10
10
11
11
11/12
12
13
13
13
14
14/15
15
15
16
1
1
1
2
3
3
4
5
5
6
7
7
8
9
9
9
Form number TM61320-2-4 Rev 2 September 2002
Introduction
Warning
To avoid shock or injury, do not perform the verification tests or calibration procedures
described in this manual unless you are qualified to do so.
The information provided in this document is for the use of qualified personnel only.
Caution
The 61-320, 61-322, and 61-324 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. web site at:
www.idealindustries.com
Precautions and Safety Information
Use the meter only as described in the Users Manual. If you do not do so, the protection provided
by the meter may be impaired. Read the “Safety Information” page before servicing this product.
In this manual, a Warning identifies conditions and actions that pose hazard(s) to the user; a
Caution identifies conditions and actions that may damage the meter or the test instruments.
The Symbols
The symbols used on the meter and in this manual are explained in Table A.
Table A. The Symbols
Symbol Meaning Symbol Meaning
Page 1
Alternating signal
Direct signal
CAT III IEC over voltage Category III
Refer to the manual. Important information.
Take appropriate precautions. Hazardous
voltage may be present
Battery
Earth ground
Fuse
Double insulated
Form number TM61320-2-4 Rev 2 September 2002
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.
WARNING. These statements identify conditions or practices that could result in personal injury or
loss of life.
Specific precautions
Use proper Fuse. To avoid fire hazard, use only the fuse type and rating specified for this product.
Do not operate without covers. To avoid personal injury, do not apply any voltage or current to the
product without the covers in place.
Electric overload. Never apply a voltage to a connector on the product that is outside the range specified for that
connector.
Avoid electric shock. To avoid injury or loss of life, do not connect or disconnect probes or test leads while they are
connected to a voltage source.
Do not operate in wet/damp conditions. To avoid electric shock, do not operate this product in wet or damp
conditions.
Form number TM61320-2-4 Rev 2 September 2002
SPECIFICATIONS
All specifications are warranted unless noted typical and apply to the 61-320, 61-322 and 61-324.
Stated accuracies are at 23ºC ± 5ºC at less than 80% relative humidity and without the battery
indicator displayed.
General specifications
Characteristics Description
Display count 6,000
Numeric update rate 1.5 times / sec
Polarity display Automatic
Overrange display “OL” is displayed
Low voltage indicator
is indicated
Automatic power-off time Automatic backlight off = 10 minutes
Page 3
Power source
1.5 x 2 IEC LR03 or AAA size for 61-320
One 9V dry cell battery for 61-322 and 61-324
Maximum input voltage 1000V CAT III between V and COM
Maximum floating voltage 1000V CAT III between any terminal and earth ground
Maximum input current 600mA between mA and COM
Maximum open circuit Voltage (current inputs) 600V between mA and COM
Overload protection mA connector 1A (600V) fast blow fuse
V connector
1100 Vp V
, V , Ω, , , , Hz, µA
Temperature Coefficient 0.15 x (Spec. Accuracy) / ºC, <18ºC or >28ºC
Battery Life 300 hours typical (alkaline)
Form number TM61320-2-4 Rev 2 September 2002
Page 4
Measurement Characteristics
Accuracy is ± (% reading + number of digits) at 23°C ± 5°C, less than 80% R.H.
DC Volts
Range Resolution Accuracy
Over voltage
protection
600.0mV 100µV
6.000V 1mV
60.00V 10mV
±(0.5% + 2dgt) 1000V rms
600.0V 100mV
1000V 1V
AC Volts
Range Resolution Accuracy
Over voltage
protection
600.0mV 100µV Unspecified
6.000V 1mV
60.00V 10mV
600.0V 100mV
±(0.9% + 5dgt)
50Hz ~ 500Hz
*
1000V rms
750V 1V
Input Impedance: 10MΩ // less than 100pF.
CMRR / NMRR: (Common Mode Rejection Ratio)
(Normal Mode Rejection Ratio)
V
: CMRR > 60dB at DC, 50Hz / 60Hz
AC
VDC: CMRR > 100dB at DC, 50Hz / 60Hz
NMRR > 50dB at DC, 50Hz / 60Hz
AC Conversion Type: 61-320: Average sensing rms indication.
61-322 / 61-324: AC conversions are ac-coupled, true rms responding, calibrated to
the sine wave input.
* The basic accuracy is specified for sine wave below 4000 counts. Over 4000 counts, need to add 0.6% to the
accuracy for non-sine waves below 2000 counts, refer to the following for accuracy:
Crest Factor (C.F.):
+1.5% addition error for C.F. from 1.4 to 3
+3.0% addition error for C.F. from 3 to 4 where C.F.=Peak / RMS
Form number TM61320-2-4 Rev 2 September 2002
Loading...