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IDEAL 61-494, Technical Manual, Page: 1 / 23

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IDEAL INDUSTRIES, INC. 
TECHNICAL MANUAL 
MODEL:  61-494 
MODEL:  61-495 

 
 

 
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:  TM61494-5 
Revision: 2. Date:  Feb 2002 

 
Form number TM61494-5 

Rev 2 February 2002

 

Summary of Contents for 61-494

Page 1: ...e following information Precautions and safety information Specifications Basic maintenance cleaning replacing the battery and fuses Performance test procedures Calibration and calibration adjustment...

Page 2: ...nance 10 Opening the Meter Case 10 Replacing the Battery 11 Testing Fuses FS1 and FS2 11 Replacing Fuses 12 Cleaning 12 Input Terminals 12 Performance Tests 12 A Basic Operability Test 13 Testing the...

Page 3: ...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...

Page 4: ...oper 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 wi...

Page 5: ...tor is indicated Automatic power off time Automatic backlit off 15minutes Power source One 9V dry cell battery Maximum input voltage 1000V 750V AC CAT II between V and COM Maximum floating voltage 100...

Page 6: ...KHz 10KHz 10KHz 20KHz 20KHz 50KHz 50KHz 100KHz 0 70 50 1 00 50 2 00 60 3 00 70 5 00 80 10 00 100 0 70 50 1 00 50 2 00 60 3 00 70 5 00 80 10 00 100 200V 40Hz 100Hz 100Hz 1KHz 1KHz 10KHz 10KHz 20KHz 20K...

Page 7: ...Range 20mA 200mA 2A 10A Resolution 1 A in the 20mA range Burden Voltage 800mV max for mA input 1V max for A input AC Conversion Type AC Coupled True RMS responding Input Protection Equipped with High...

Page 8: ...prox 50 Continuity Indicator 2KHz Tone Buzzer Input Protection 600V rms Diode Test Specifications Test Current 1 1mA Typical Open Circuit Voltage 3 3V DC max Input Protection 600V rms Peak Hold Specif...

Page 9: ...Physical and Environmental Characteristics Physical Characteristics Description Dimensions H x W x D 183mm x 85mm x 33mm 202mm x 95mm x 46mm with holster Weight with battery 0 4Kg With holster 0 6Kg...

Page 10: ...e 2 Do not operate in environments where conductive Pollutants may be present EC Declaration of Conformity Meets the intent of Directive 89 336 EEC for Electromagnetic Compatibility and Low Voltage Di...

Page 11: ...age Range 0 750V ac Accuracy 0 07 Basic Frequency Range 40 100KHz Accuracy 2 DC Voltage Range 0 1000V dc Accuracy 0 006 Basic Current Range 0 10A Accuracy AC 40Hz to 1KHz 0 08 Basic DC 0 02 Basic Freq...

Page 12: ...ront terminals 2 Remove the battery door by using a flat blade screwdriver to turn the battery door screws 1 4 turn counterclockwise 3 The case bottom is secured to the case top by three screws and tw...

Page 13: ...ng the screws 1 4 turn clockwise Testing Fuses FS1 and FS2 To test the internal fuses of the Meter refer to Figure 1 and do the following 1 Turn the rotary selector switch to the mA position for 1A fu...

Page 14: ...ay activate the Input Alert beeper even though test leads are not inserted Such contamination might be dislodged by turning the Meter over and with all test leads removed gently tapping on the case To...

Page 15: ...test and verify the accuracy of each Meter function and operation perform the remainder of the tests under Performance Tests Testing the Display Press Bar key and turn the meter on from the OFF posit...

Page 16: ...0V 1KHz 98 50 to 101 50 15 100 00V 10KHz 97 40 to 102 60 16 100 00V 20KHz 96 30 to 103 70 17 100 00V 50KHz 94 20 to 105 80 18 700 0V 60Hz 690 1 to 709 9 19 700 0V 1KHz 688 0 to 712 0 5 Press the blue...

Page 17: ...Input Readings Step Voltage 1 10 00mV 9 934 to 10 066 2 100 00mV 99 74 to 100 26 Testing the PEAK HOLD Function To check PEAK HOLD feature do the following 1 Connect the Calibrator to the V and COM i...

Page 18: ...000K 9 910 to 10 090 4 100 00K 99 10 to 100 90 5 1 0000M 0 9890 to 1 0110 6 10 000M 9 250 to 10 750 7 100M 43 to 157 Testing the Capacitance Function The Meter measures capacitance by charging the cap...

Page 19: ...tor to the meter The built in beeper alarms Testing the Milliamp mA Function To verify the accuracy of AC and DC current measurement functions do the following 1 Connect the Calibrator to the mA and C...

Page 20: ...1KHz 8 812 to 9 188 6 9 000A 3KHz 8 740 to 9 260 6 Press the blue button on the Meter to toggle to the DCA measurement function 7 Apply the inputs for steps 1 2 in Table 11 8 For each input compare t...

Page 21: ...4 Set the Function Generator for square wave voltage for steps 1 3 of Table 13 Frequency is about 1KHz 5 Compare the reading on the Meter display with the readings shown in Table 13 6 If the display...

Page 22: ...oaded The software consists of three files titled Setup exe Data001 and Data002 After you execute the setup exe program in the Window 95 or 98 environment you will have 109CalVPTCM100 option in the PR...

Page 23: ...ion Selector Select the calibration function desired Note Before the Calibration Function is selected the function selected on the Meter has to be confirmed to prevent Mis function error from occurrin...

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