Circuit-test DMR-4200 Manual do Utilizador

USER'S MANUAL DIGITAL MULTIMETER DMR-4200 CIRCUIT-TEST ELECTRONICSwww.circuittest.com

– 8 –CAPCIRCUIT-TEST DMR-420020ATEMPmAHOLDPOWERCAT II 1000VV/Ω /F/ /COMDC VOLTS OHMS ΩCAPACITANCEAC VOLTSAC AMPSDC AMPSTEMPFREQ2. AC VOLTAGE MEASURE

– 9 –➔ Plug the red test lead in TEMP/mA jack and the black test lead in jack.➔ Remove power from the circuit that is to be measured. Open up the ci

– 10 –CAPCIRCUIT-TEST DMR-420020ATEMPmAHOLDPOWERCAT II 1000VV/Ω /F/ /COMDC VOLTS OHMS ΩCAPACITANCEAC VOLTSAC AMPSDC AMPSTEMPFREQ➔ If ʻIʼ appears on

– 11 –b) 200mA or more AC Current MeasurementCAUTION! Do not exceed 15 seconds when measuring the 20A range and wait for 30 minutes between each measu

– 12 –➔ Apply the test leads to the resistor being measured. If the resistor is part of a circuit, it is necessary to disconnect one end of the resist

– 13 –7. DIODE TEST WARNING: NEVER CONNECT THE TEST LEAD TO ANY VOLTAGE WHEN THE FUNCTION SWITCH IS SET TO / . REMOVE ALL POWER FROM THE CIRCUIT BEING

– 14 –8. FREQUENCY MEASUREMENT WARNING: NEVER MEASURE FREQUENCY ON A CIRCUIT WITH MORE THAN 250V. ➔ Set the function switch to FREQ.➔ The LED next to

– 15 –10. CAPACITANCE MEASUREMENT WARNING: FULLY DISCHARGE THE CAPACITOR BY SHORTING THE CAPACITOR LEADS TOGETHER BEFORE TESTING. ➔ Set the funct

– 16 –12. BATTERY REPLACEMENT WARNING: DISCONNECT BOTH TEST LEADS FROM ANY SOURCE OF VOLTAGE BE-FORE REMOVING THE BACK COVER. DO NOT OPERATE THE METER

– 17 –b) 15 Amp Fast acting 6.3x32mm Ceramic Fuse (by a professional person only)➔ Turn off the meter and disconnect both test leads.➔ Remove the thre

– 18 –MAINTENANCEa) Always keep the meter dry. b) Keep the meter clean. Wipe the case occasionally with a damp cloth. Do not use chemicals, cleaning s

– 1 –TABLE OF CONTENTSSAFETY Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Safety Symbols . .

– 2 –SAFETY INFORMATIONThis meter is CUL and UL approved and conforms to IEC 61010-1 for Category II 1000V. This meter is designed to be safe under th

– 3 –SAFETY SYMBOLSSafety symbols and special annunciators on the meter and in this manual indicate cautions and warnings of important operational pro

– 4 –NO. ITEM DESCRIPTION1LCD Display 3-1/2 digit 2000 count LCD Display2Power Button Power ON/OFF push button switch3Function Switch Function Switch

– 5 –SPECIFICATIONSGENERALDisplay: 3 1/2 digit 2000 count LCDMaximum Display: 1999Backlight Display: 5 seconds ONRanging: ManualPolarity: Automat

– 6 –RANGES AND ACCURACYFUNCTION RANGE RESOLUTION ACCURACYDC VOLTAGE(DC V)200mV2V20V200V1000V100µV1mV10mV100mV1V±(0.5% reading + 1 digit)±(0.8% readin

– 7 –CAPCIRCUIT-TEST DMR-420020ATEMPmAHOLDPOWERCAT II 1000VV/Ω /F/ /COMDC VOLTS OHMS ΩCAPACITANCEAC VOLTSAC AMPSDC AMPSTEMPFREQ+ DC –OPERATING INSTR