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Form number TM61795 

Rev 4 July 2011 

 

 

 
 

 

IDEAL INDUSTRIES INC. 
TECHNICAL MANUAL 
MODEL:    61-795 

 
 

 
The Service Information provides the following: 

   

  Precautions and safety information 

•      Specifications         
•      Performance test procedure 
•      Calibration and calibration adjustment procedure 
•      Basic maintenance (replacing the battery and fuses) 
 
 

 

 

 
 
Form number:    TM61795 
Revision: 4. Date:    July 2011 

Page i 

Summary of Contents for 61-795

Page 1: ...61 795 The Service Information provides the following Precautions and safety information Specifications Performance test procedure Calibration and calibration adjustment procedure Basic maintenance replacing the battery and fuses Form number TM61795 Revision 4 Date July 2011 Page i ...

Page 2: ...erformance Verification 3 Table 1 Performance Verification Model 61 795 3 Calibration 4 5 Table 2 Calibration Range Inputs Model 61 795 5 Replacing the Battery 5 Replacing Fuses 5 Circuit Board Drawing 6 Battery and Fuse Replacement Drawing 7 Revision 4 Remove on page 3 Low ohms source check This check is not needed to verify the performance of the instrument ...

Page 3: ... are listed in this manual 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...

Page 4: ...4 Basic Frequency Range 10 500KHz Accuracy 2 DC Voltage Range 0 1000V dc Accuracy 0 006 Basic Current Range 0 10A Accuracy AC 45Hz to 65Hz 0 05 Basic DC 0 008 Basic Frequency Source 0 01Hz 2 0000MHz Accuracy 0 0025 Amplitude 0 5V p p 1 0V p p square wave Accuracy 5 45Hz 1KHz Ω range 0 01Ω 330M Accuracy 0 007 Basic Capacitance Range 1pF 1 1mF Accuracy 0 19 Basic Temperature Range 200 C 1800 C Accur...

Page 5: ... 12 0 02Ω 0 05 per lead LOΩ 0Ω 0 03 to 0 03 0 03Ω LOΩ 5Ω 4 87 to 5 13 2 0 3 digits LOΩ 19Ω 18 59 to 19 41 2 0 3 digits Ω 190Ω 185 9 to 194 1 2 0 3 digits Insulation Resistance MΩ 250V 10MΩ 250 to 275Vdc Source Check MΩ 500V 10MΩ 500 to 550Vdc Source Check MΩ 1000V 10MΩ 1000 to 1100Vdc Source Check MΩ 250V 0Ω 0 001 to 0 010 10 digits 100kΩ 0 090 to 0 110 10 digits 1MΩ 0 975 to 1 025 2 0 5 digits 10...

Page 6: ...oosen the screws from the case bottom Remove the case bottom 5 Short JP1 then replace the case bottom and battery compartment cover Refer to Figure 1 6 Press the key to turn on the instrument The LCD displays the version of the software 7 Push the TEST key to enter the calibration mode 8 Press the key to select the range to calibrate 9 Input the range standard value as listed in Table 2 Push the T...

Page 7: ... 0MΩ 21 1000V MΩ 10 00MΩ 22 1000V MΩ 1 000MΩ 23 1000V MΩ 0 000MΩ Battery Replacement Refer to Figure 2 1 Disconnect the test leads from any circuit under test 2 Press the key to switch off the instrument 3 Remove the hood and battery compartment cover by using a screwdriver 4 Remove the batteries replacing them with new ones all of the same type 1 5 6 NEDA 15F IEC R6 JIS UM 3 Alkaline batteries ar...

Page 8: ...er using a screwdriver 6 Check the fuse with a digital multimeter with a source current 10mA in low resistance range Replace fuse with a BBS 1A 600V 10 3 38 1 5x0 41 inch UL CSA interrupting rating 10kA 7 Install input cover and secure with screw 8 Replace the case bottom and secure with screw 9 Replace the battery compartment cover pressing to close it and secure with screw 10 Install the hood ...

Page 9: ...Form number TM61795 Rev 4 July 2011 Page 7 Figure 1 ...

Page 10: ...Form number TM61795 Rev 4 July 2011 Page 8 Figure 2 ...

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