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I. DISPLAY FUNCTIONS & SYMBOLS
Rotary Switch

OPERATING INSTRUCTIONS

True-RMS, Autoranging Multimeter 

DM6650T

Read this owner’s manual thoroughly before use and save.

AC & DC Voltage 

Capacitance Test

AC - Alternating Current

Hz%

Frequency and Duty Cycle Test

DC - Direct Current

mA - Millamp

Ohm - Resistance

A - Amp

Diode Test

NCV

Non-Contact Voltage Sensing

Continuity Test

OFF

Power off

Rotary Switch

Hold/Light Button

LCD Display 

Select Button

Functional Buttons

10A MAX  

and mA / μA Terminals

COM Terminal

Figure 1

Input Terminal

V

Ω

Hz

Summary of Contents for DM6650T

Page 1: ...ave AC DC Voltage Capacitance Test AC Alternating Current Hz Frequency and Duty Cycle Test DC Direct Current mA Millamp Ohm Resistance A Amp Diode Test NCV Non Contact Voltage Sensing Continuity Test...

Page 2: ...g mode OL The input value is too large for the selected range Test of diode The continuity buzzer is on Maximum and Minimum reading The battery is low Warning To avoid false readings which could lead...

Page 3: ...may cause sparking which can lead to an explosion Never use the instrument if its surface or your hand is wet Do not exceed the maximum allowable input of any measuring range Never open the battery co...

Page 4: ...rect current AC DC Selectable Alternating Current Direct Current Earth ground Terminal The equipment is protected throughout by double insulation or reinforced insulation Application around and remova...

Page 5: ...stated below Input Amplitude DC electric level is zero lnputAmplitude rangeX30 Frequency response 1kHz NOTE If the value of current to be measured is unknown use the maximum measurement position and...

Page 6: ...F CAPACITANCE MEASUREMENT See Figure 7 To measure capacitance connect the Meter as follows 1 Insert the red test lead into the input terminal and the black test lead into the COM terminal 2 Set the ro...

Page 7: ...mum values This sets the display to show high MAX and low MIN readings The Meter enters the manual ranging mode after pressing MAX MIN button Press and hold MAX MIN for over 2 seconds to exit the MAX...

Page 8: ...n 15 minutes AC CURRENT RANGE RESOLUTION ACCURACY 600 A 0 1 A 1 2 5 6000 A 1 A 60mA 0 01mA 1 5 5 600mA 0 1mA 6A 0 001A 2 0 5 10A 0 01A When 5A Continuous measurement is allowed When 5A Continuous meas...

Page 9: ...hen the fuse test has been completed disconnect the connection between the testing leads and the circuit under test and remove the testing leads from the input terminals of the Meter C Replacing the F...

Page 10: ...ts original purchasers in connection with the sales of Sperry products provided that such products shall not have been altered by the distributor The distributor shall be fully responsible for any war...

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