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OWNER’S MANUAL 

 

HH0308C 

 

AUTO-RANGING 

DC/True RMS AC 

DIGITAL MULTIMETER

 

 

 
 

 
 
 
 
 
 
 
 
 
 
 

IMPORTANT!  

Read and understand this manual before using the tester. 
Failure to understand and comply with safety rules and operating Instructions can result 
in serious or fatal injuries and/or property damage. 

 
 
 
 
 
 
 
 

 

 
 
Circuit Specialists Inc. 

 
220 S. Country Club Dr., Bldg #2 
 
MESA, AZ. 85210 
 

 

Summary of Contents for HH0308C

Page 1: ...PORTANT Read and understand this manual before using the tester Failure to understand and comply with safety rules and operating Instructions can result in serious or fatal injuries and or property da...

Page 2: ...orking with voltage over the 36V safe point 2 6 NEVER change the position of the function switch during measuring 2 7 CHOOSE the correct positions of all function switches before testing 2 8 NEVER cha...

Page 3: ...60uF 100uF 0 01nF 0 1nF 1nF 10nF 100nF 10 rdg 25dgts 2 5 rdg 10dgts The VAC and AAC ranges are specified from 5 to 100 of the range Input Impedance 10M AC DC measurement Diode Test reads approximate...

Page 4: ...voltage press this button once the value on the display will be changed from 5V to 0V Disconnect the test lead from the source 5V will be displayed on the LCD If you measure a 4 5VDC source the LCD w...

Page 5: ...it only changes the decimal point 3 Remove power from the circuit under test Then open up the circuit at the point where you wish to measure current 4 Touch the black test lead tips to the negative si...

Page 6: ...4 Touch the test probe tips across the diode under test read the value on the display 5 Reverse the test probes measuring positions across the diode and read the value 6 The result may as follow 6 1...

Page 7: ...above the jack V F CAP will shine 2 Insert the black test lead banana plug into the negative jack COM and the red test lead banana plug into the positive jack V F CAP 3 Press the HZ button twice the...

Page 8: ...d from any source of voltage 6 4 Remove the screw on the back of the meter then remove the back cover 6 5 Remove the old batteries and insert a pair of new and same type batteries in the right place 6...

Page 9: ......

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