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User's Guide 

 
 
 
 

Mini Clamp-On DMM 

 

Model 380652 

 
 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Introduction 

Congratulations on your purchase of the Extech Mini Clamp-On DMM. This meter 
measures and displays Voltage, Current, and Resistance. The DCA zero adjustment 
permits relative and offset DC current measurements. Careful use of this meter will provide 
years of reliable service. 

 

 

 

99 Washington Street 
Melrose, MA 02176 

Phone

 781-665-

1400

Toll Free 1-800-517-8431

 

Visit us at www.T

estEquipmentDepot.com

Back to the Extech 

380652

 Product Page

Summary of Contents for 380652

Page 1: ...and displays Voltage Current and Resistance The DCA zero adjustment permits relative and offset DC current measurements Careful use of this meter will provide years of reliable service 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com Back to the Extech 380652 Product Page ...

Page 2: ...air or replacement of the product The warranty set forth above is inclusive and no other warranty whether written or oral is expressed or implied Specifications General Specifications Display 3 digit 1999 display counts LCD Measurements AC DC Voltage AC DC Current and Resistance Polarity Automatic Switching indicates negative polarity Current Sensor Hall effect sensor Zero Adjustment Adjustment di...

Page 3: ... connected correctly to its snap terminal and placed in the battery compartment 2 Slide the Off On Hold switch to the ON position except when using the DATA HOLD function 3 Place the RED test lead into the proper input terminal before making measurements 4 Remove the test leads from the circuit under test when changing the measurement range 5 Do not exceed the maximum rated input voltage 6 Always ...

Page 4: ... resistance under test 6 Read the resistance values on the LCD Note There are small stray resistances approx 0 8 ohms in the test leads Before taking measurements short the test leads and note the meter reading After taking a measurement deduct the stray resistance value noted earlier from the displayed reading AC Current Measurements 1 Slide the Off On Hold switch to the ON position 2 Slide the V...

Page 5: ...able operating voltage approx 7V the LO BAT icon appears on the LCD display This indicates that the battery needs to be replaced soon However in spec measurements can still be made for several hours after the low battery indicator appears To replace the battery 1 Open the battery compartment with a screwdriver or small coin 2 Replace the 9V battery and secure the compartment cover Cleaning Use onl...

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