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DIGITAL MULTIMETER 

 

 

Users Manual 

             

 
 
 
 
 
 
 
 
 
 

 

 

                                                                                                                     

 

 

 
Table of Contents 

1.

 

Introduction 

2.

 

Safety note 

3.

 

Explanation of Controls and Indicators   

3-1. Product illustration   
3-2. Functional push button 
3-3. LCD display 

4.

 

Specification 

4-1. General Specification 
4-1. Electrical Specification

 

5.

 

Measurement operation 

5-1    DC voltage & AC voltage measurement 

5-2.  Resistance measurement 

5-3.    Diode & Continuity check 
5-4.  Frequency Measurement  
5-5.    DC/AC mA measurement   
5-6.    DC/AC 10A measurement 
5-7  Temperature measurement  
5-8  Detecting AC electric field 

6. Maintenance 

6-1. Replacing the battery 

6-2. Replacing the fuse 
6-3. Cleaning and Decontamination 
 
 

 
 

 

 

                                                                       

Summary of Contents for QM1327

Page 1: ...4 1 General Specification 4 1 Electrical Specification 5 Measurement operation 5 1 DC voltage AC voltage measurement 5 2 Resistance measurement 5 3 Diode Continuity check 5 4 Frequency Measurement 5 5...

Page 2: ...and grounding terminal Do not apply voltage between COM and OHM terminal in the resistance measuring state Do not measure current with test lead inserted into voltage or OHM terminal Do not expose the...

Page 3: ...tribution boards circuit breaker and industrial equipment located in fixed facilities as a fixed motor 3 Explanation of controls and indicators 3 1 Meter illustration NCV indicator LED LCD display Hz...

Page 4: ...rol Backlight This key is act with trigger When press and hold the key over 2 sec will enable Backlight Press the key again the backlight will disable 3 3 Display indicators Fig 2 LCD Number Indicator...

Page 5: ...ting temperature Humidity 0 40 32 104 80 RH Storage temperature Humidity 10 50 14 122 70 RH Power Supply 9V Battery 6F22 or 1604A Type x 1pc Safety Class IEC 61010 1 CAT III 600V Dimension L x W x H W...

Page 6: ...nd use the fuse F10A H 250V at 10A range Max input current 200mA at mA input terminal and 10A at 10A input terminal 4 2 7 AC Current Range Resolution Accuracy 400 A 0 1 A 4000 A 1 A 1 2 rdg 4dgt 40mA...

Page 7: ...V input terminal and the black test lead into the COM terminal 2 Set the rotary switch to DC or AC range 3 Connect the test lead across with the object under testing The measured value will be show on...

Page 8: ...red test lead on the component anode and place the black test lead on the component cathode The measured value show on the display Reverse the test lead and measure the voltage across the diode again...

Page 9: ...Capactiance measurement 4 Set the rotary switch to capactiance position 5 Insert the red test lead into the V Hz input terminal and the black test lead into the COM terminal 6 Connect the test leads a...

Page 10: ...sert a new fuse of the same size and rating F400mA H250V or F10A H250V iii Replace the bottom case and reinstall all the screw 6 3 Test lead replacement The test lead has been used and replaced shall...

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