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DIGITAL INSULATION TESTER 

INSTRUCTION MANUAL 

 

   

   

 

 

 

 

 

 

 

 

 

 

 

 

 

SAFETY INFORMATION 

 

Read  the  following  safety  information  carefully  before 

attempting to operate or service the meter. 

 

To  avoid  damages  to  the  instrument  do  not  apply  the 

signals which exceed the maximum limits shown in the 

technical specifications tables. 

 

Do not use the meter or test leads if they look damaged. 

Use  extreme  caution  when  working  around  bare 

conductors or bus bars. 

 

Accidental  contact  with  the  conductor  could  result  in 

electric shock. 

 

Use  the  meter  only  as  specified  in  this  manual; 

otherwise, the protection provided by the meter may be 

impaired. 

 

Read the operating instructions before use and follow 

all safety Information. 

 

Caution when working with voltages above 60V DC or 

30V AC RMS. Such voltages pose a shock hazard. 

 

Before  taking  resistance  measurements  or  testing 

acoustic continuity, disconnect circuit from main power 

supply and all loads from the circuit. 

 
 
 

Summary of Contents for PCE-IT55

Page 1: ...se extreme caution when working around bare conductors or bus bars Accidental contact with the conductor could result in electric shock Use the meter only as specified in this manual otherwise the pro...

Page 2: ...Periodically wipe the case with a dry cloth Do not use abrasives or solvents on this instruments Display Large LCD with dual display Measurement Range 200 200k 200M 250V 200M 500V 2000M 1000V 750V ACV...

Page 3: ...ance 40 4 5V 250Vrms Short circuit current 200mA DC Voltage Range Resolution Accuracy Input Impedance Overload Protection 1000V 1V 0 8 3 10M 1000Vrms AC Voltage 40Hz 400Hz Range Resolution Accuracy In...

Page 4: ...f 6 pcs new batteries type 1 5V size AA is Required b Place back the battery cover and four the screws 3 3 Test leads check Set the range select switch to the 200 range With the tip and alligator clip...

Page 5: ...00V and then proceed as indicated in a above for 500V testing The above note also applies to testing at 1000V In addition the following applies Note Make sure that the circuit under does not include c...

Page 6: ...include the resistance of the motor wire and all other components between the motor and the main switch If a weakness is in dicated the motor and other components should be checked individually If th...

Page 7: ...from other equipment Check each conductor to ground and or lead sheath by connecting one megohmmeter lead to a ground and or lead sheather and the other megohmmeter lead to each of the conductors in...

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