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User's Guide of Digital Mini Multimeters DT-16/DT-18

7.5 Diode and Buzzer on-off measurement................................14
7.6 Capacitance measurement (Figure 4 the dashed box

shown is limited to DT18).....................................................15

8 Technical Specifications..............................................................15
9 Battery replacement....................................................................19

Содержание DT-16

Страница 1: ...User s Guide Digital Mini Multimeters ...

Страница 2: ...07 5 2 DT 16 08 6 Key functions and auto power off 09 6 1 SELECT Button 09 6 2 RELATIVE Button 09 6 3 DATA HOLD Button 09 6 4 Hz Duty measurement 09 6 5 RANGE Button 10 6 6 MAXH Button 10 6 7 Auto power off 10 7 Operating instructions 11 7 1 DCV measurement 11 7 2 ACV measurement 12 7 3 Resistance measurement 12 7 4 Hz and Duty measurement Figure 4 the dashed box shown is limited to DT18 13 ...

Страница 3: ... of Digital Mini Multimeters DT 16 DT 18 7 5 Diode and Buzzer on off measurement 14 7 6 Capacitance measurement Figure 4 the dashed box shown is limited to DT18 15 8 Technical Specifications 15 9 Battery replacement 19 ...

Страница 4: ...with all warnings and precautions 2 G u i d elines of safe t y opera t ion Please note that the warning label and warning notices A CAUTION indicates a hazard to the user or action that may damage the instrument ordevice under test The instrument follows the GB4793 safety requirements of electronic measuring instrument strictly and designs and produces following the IEC61010 1 safety standards And...

Страница 5: ...ck and damage to the instrument the measured signals should not exceed the prescribed limits 7 Please place the function switch in the correct range stalls when measuring Please cut the connection of the probe and the circuit under test prior to conversion of the rotary switch In order to prevent the meter it is strictly prohibited to convert stalls during the measurement 8 Please don t change the...

Страница 6: ...g temperature 0 C 40 C 32 F 104 F Humidity 75 Storage temperature 10 C 50 C 14 F 122 F 10 The Dimensions 107mm 56mm 12mm 11 Net Weight 55g include probe and battery 12 Auto power off When the instrument knob and function keys were no action in about 30 minutes the meter enters dormancy status In sleep mode toggle the knob or press the panel button the instrument will automatically boot into the wo...

Страница 7: ...C DC Capacitance Double insulation Buzzer pass off Diode AC or DC License of China Technical Supervision measuring equipment manufacturing Accordance with European Union standard 5 Me t er L ayo ut 5 1 DT 18 1 LCD display window 2 Resistance Capacitance Diode and Continuity Buzzer function selection button SELECT ...

Страница 8: ...t DCV and ACV FILE 6 Function switch 7 Measurement positive input terminal red probe 8 Measurement positive input terminal black probe 5 2 DT 16 1 LCD display window 2 Resistance Diode and Continuity Buzzer function selection button SELECT 3 Automatic ManDTl switching RANGE 4 Data keeping switch HOLD HOLD 5 Maximum keeping switch MAXH 6 Function switch ...

Страница 9: ...hat the readings of measurement will automatically subtracting this reference value Press this button again the meter will exit the relative value measurement into the normal measurement state frequency duty cycle measurement has no the relative value function 6 3 D A T A H OL D Button Press this button and the display value is locked and remained Press this button again the locked state is releas...

Страница 10: ... will continue to work if press this button and the display value will always update and remain the maximum value 6 7 A uto power off For DT 16 during the measurement the instrument will be in Automatic Shutdown hibernation to conserve power if the function keys and dial switch have no action within 15 minutes And press HOLD button to switch on the instrument then the auto power off function will ...

Страница 11: ... observe the LCD screen such as a symbol indicates that the battery is low in order to ensure measurement accuracy please replace the battery immediately Please note the symbol next to the test pen jack before the measurement which is to remind you to pay attention to the test voltage and current which do not exceed the indicated value 7 1 DCV measurement Put red probe into the negative terminal o...

Страница 12: ...the probes Cautions Don t input the voltage above 500V It is possible to measure higher voltage but it will damage the instrument Avoid electrical shock when measuring the high voltage Cut off all the connection between the probe and the circuit when finishing all the measurement 7 2 A CV measurement The operating instructions and cautions are the same as the DCV measurement 7 3 R esistance measur...

Страница 13: ...rt the probe and keep the result at the same time At last the short circuit value should be subtracted from the final value For DT 18 the RELATIVE measurement function is suggested to use The display will show OL if there is no input for example the tested resistance of the circuit is open It will take several seconds to stable the reading when measuring the resistance higher than 1M and it is nor...

Страница 14: ...essure drop value can be obtained directly from the display Set the function switch to the measuring stalls and put probe parallel connected to the two terminals of the tested circuit the circuit is working and the buzzer ringing continuous and the red indicator lights if the resistance of those is 70Ω and the LCD display the resistance value of the terminals of the tested circuit Cautions The dis...

Страница 15: ...ured capacitance value directly from the display Cautions All capacitors exhausted residDTl charge before measurement When the online capacitance is measured the power of the tested circuit must be turned off and all capacitors fully discharged If the measured capacitance is a polar capacitor please connect the red probe to the positive of the capacitor and black probe to the negative of the capac...

Страница 16: ...0V 10 Mv 400V 100 mV 500V 1V 1 3 DT 16 DCV A utomatic range Function Range Resolution Accuracy Input protection Notes DCV 200mV 0 1mV 0 8 3 500V DC 500V AC Input Impedance 100MΩ 2V 1 mV 0 8 1 20V 10 Mv 200V 100 mV 500V 1V 1 3 DT 18 A CV and R esistance A utomatic range Function Range Resolution Accuracy Input protection Notes ACV 4V 1mV 1 2 3 500V DC 500V AC Input Impedance 100MΩ Frequency 40 400H...

Страница 17: ...V 1mV 1 2 3 500V DC 500V AC Input Impedance 100MΩ Frequency 40 400HZ Display sine wave valid value average response 20V 10mV 200V 100 mV 500V 1V 1 5 5 Ω 200Ω 0 1Ω 1 2 5 250V AC Voltage of open circuit it 0 45V 2kΩ 1Ω 1 2 20kΩ 10 Ω 200kΩ 100 Ω 2MΩ 1kΩ 1 2 2 20MΩ 10 kΩ 1 5 2 Capacitance and F requency only for DT 18 Function Range Resolution Accuracy Input protection Notes CAP F 4 000nF 0 001 nF Rea...

Страница 18: ...ave 10Hz 10k Hz 1Vrms 10k Hz 100k Hz 30 Vrms 999 9Hz 0 1 Hz 9 999k Hz 0 001k Hz 99 999k Hz 0 01k Hz Duty Diode and Buzzer on off measurement Function Range Resolution Accuracy Input protection Notes Duty 0 1 99 9 0 10 250V AC On AC DC file press DUTY button and the switch to DUTY measurement readings as reference Diode 1mV 0 5V 0 8V 250V AC Voltage of open circuit is 1 5V Buzzer 0 1Ω 70Ω 250V AC B...

Страница 19: ...the built in battery otherwise it will affect the measurement accuracy Steps 1 The power switches to off position and make the probe away from the input jack 2 Using a screwdriver to tighten the screws of the Battery cover remove the battery cover you can replace the battery of the under voltage 3 Take away the old battery and replace a new 3V battery ...

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