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Summary of Contents for Duratool D03122
- Page 1 MODEL: D03122 DIGITAL MULTIMETER WITH T-RMS/USB...
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Page 2: Table Of Contents
CONTENTS Page number Details Important Safety Information Safety Symbols Display Buttons Rotary Switch Input Socket Measurement Operation Measure AC & DC Voltage Measure DC or AC mV Voltage Measure Frequency & Duty Ratio Measure AC or DC Current Measure Resistance Measure Connectivity Measure Capacitance Measure Diode... -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION Please read these instructions carefully before use and retain for future reference. • When using electrical appliances basic safety precautions should always be followed. • Use the meter only as specified in this manual, or the protection provided may be impaired. -
Page 4: Safety Symbols
SAFETY SYMBOLS Symbol Description High Voltage Warning AC (Alternating Current) DC (Direct Current) AC or DC Warning - Important Safety Information Ground Fuse Double Insulation Low Battery CAT. III 1000V CAT. III 1000V over-voltage protection CAT. IV 600V CAT. IV 600V over-voltage protection DISPLAY 1 Auto-power off DC indicator... -
Page 5: Buttons
BUTTONS Button Details RANGE Switch between automatic range and manual range Switch between frequencey and duty ratio REL/USB Turn on relative measurement and USB °C/°F Switch between celsius and fahrenheit Turn on the backlight and data hold Turn on maximum value, minimum value, maximum- MAX/MIN minimum measurement FUNC. -
Page 6: Measurement Operation
Used for AC and DC current measurement (maximum 10A), input socket for frequency/duty ratio measurement (frequency measurement in current mode); when testing transistor, multi function test socken “IN” input socket. Used for AC and DC microampere (µA) and milliampere (mA) measurement (maximum 600mA) and input socket for frequency/duty ratio (frequency measurement in current mode);... -
Page 7: Measure Ac & Dc Voltage
Maximum Value/Minimum Value/Maximum-Minimum Value Hold The instrument is equipped with maximum value, minimum value and maximum- minimum value hold function. The steps of entering or exiting this function are as follows: • Set the instrument to the measurement function you require. •... -
Page 8: Measure Dc Or Ac Mv Voltage
WARNING • Do not apply voltage exceeding DC 1000V or AC 750V RMS between the common terminal and the earth, otherwise it may cause damage to the instrument, electric shocks or personal injuries. MEASURE DC or AC mV VOLTAGE • Turn the rotary knob to “mṼ, press the FUNC button and switch to DC or AC voltage function. -
Page 9: Measure Ac Or Dc Current
WARNING • To avoid any damage to the instrument or equipment, do not input frequency or duty ratio signal higher than 10V RMS. MEASURE AC OR DC CURRENT • According to the current of measurement turn the rotary knob to any position among “... -
Page 10: Measure Connectivity
MEASURE CONNECTIVITY • Scroll the rotary knob to “ ”, press the “FUNC.” button and switch to connectivity measurement function, and ensure that the power supply of the measured circuit has been cut off. ¡ £ ¡ £ • Insert the red probe into the “ ”... -
Page 11: Measure Temperature
MEASURE TEMPERATURE • Turn the rotary knob to “TEMP”. • Insert the K-type thermocouple into the input socket of the instrument, with the positive end of the thermocouple (red) in the “ ” socket, and the negative end (black) in the “COM” socket. •... -
Page 12: Backlight Function
BACKLIGHT FUNCTION • The instrument is equipped with a backlight function to enable accurate reading of measurement results in places with bad light. Operations of turning on or off the backlight are as follows: • Press and hold the “ ”... -
Page 13: Accuracy Specification
Power Requirement 4 x 1.5V AA batteries Dimensions 204x94x57mm (LxWxH) Weight About 410g (inluding batteries) ACCURACY SPECIFICATION The accuracy applies within one year after the calibration. Reference condition: the environment temperature 18°C to 28°C, the relative humidity is no more than 80%, accuracy: ±(% reading + word). DC VOLTAGE Range Resolution Accuracy... -
Page 14: Ac Current
Range Resolution Accuracy fuse) 60mA 10µA Maximum input current: ±(1.2% reading + 3) 600mA 100µA - mA socket: 600mA - 10A socket: 10A ±(2.0% reading + 10) 10mA • When measuring large current, continuous measurement should not be longer than 15 seconds. •... -
Page 15: Frequency & Duty Ratio
FREQUENCY & DUTY RATIO Range Resolution Accuracy • Through shift of Hz: • Measurement range: 0 ~ 10MHz. 10Hz 0.001nF • Input voltage range: 0.2~10V AC ( the 100Hz 0.01nF input voltage should be increased with the increase of the measured frequency) . 1000Hz 0.1nF ±(1.0% •... -
Page 16: Connectivity Test
CONNECTIVITY TEST Range Function • Open circuut voltage is about 0.5V Resistance of the measured circuit is • Overload protection: 1000V DC less than 50Ω, the buzzer contained or 750V AC (RMS) in the instrument will sound. • The above accuracy specifications are specified in the same operating environment after keeping the instrument in a fixed state for at least one hour.
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