Ingco DM200 Digital Multimeter User Manual
The ingco DM700 is a versatile digital multimeter that can be used for a wide range of electrical measurements, including AC and DC voltage, resistance, capacitance, frequency, and current. It has a large, easy-to-read LCD display and a variety of features that make it easy to use, such as manual and autoranging modes. The DM700 comes with a carrying case, test leads, and a holster. It can be used for a wide range of tasks, including automotive, electrical, and hobbyist applications.
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df English Table Of Contents TITLE PAGE 1. GENERAL INSTRUCTIONS... cnnimanea reten nera nantes … 1 Precaution safety measwges. anne aan eee Le 15 TA Preliginary LL LA A A a a 5 11.2 Duringuse. о. Lee PE nte at 5 1.3 Symbois EEK не сене 7 tt 4 Instruzlions о... В В 7 2. DESCRIPTION 2.1 Insirumerd Famiiarization. La a a 2 2LCO Display... peo De ani nera nes 23 Kev pad nn SU В 2.4 Вофагу ЗУНОМ и. В ED Tee ВН Le 2 6 ACCESSOMES 2 ra ea ie Lancer gene cree Lire 3. FUNCTION DESCRIPTION 3.1 General Functions... emana eres 3.1.1 DATA HOLE mode 3.1.2 Manual rangi ng and Auto range mode ETS TETE A EEE 3.2 Measurement Functions... ST Léna ee A a na ren pan 3.2.1 AC and DC Voltage measurement 3.22 Resistance measurement. a 3.23 Diode Test... e naaa ene 3.24 Continully Check a eee rires crc 3.2.5 Capacitance measurement 3.2.6 Frequency measurement apnea aan AE EEE EL Met LL NL M Ne 2 eee eee 3.2.7 Transistor measurement. o... UR ee van 17 3.2.8 Current measurement (with cdlamp.optionaly. en Do 3.2.8 Currant measurement... TTT dlEngtish Table Of Contents TITLE 4, TECHNICAL SPECIFICATIONS 4.1 General Specifications... eee crc 4.2 Measurement SDECIfICATIONS. eevee 13 4.2 1 DO VOHAGS. ooo serres scores er cree eee eee 47.2 AC voltage 4.23 Resistance... 2er em rene reee eee енто 424 Diade Test... eee eee Neo eran arar ee 4.2.5 Continuity Check...........mneeee mee EEE EEE N EE 436 Transistor... aer rr ani ear e ea ee pa ere en ee 4.2.7 Capacitance.........—.m—. 47,8 Frequenoy............—e mee 4.2.3 Current (with clamp, optionabi......... e... eee 47419 50 CUITenL.......... eee reia coo sa eee 00 42.1% AC Current... e... menes 5. MAINTENANCE 5.1 General maintenance... 2er mee. reer eee a 23 5.2 Battery and fuse replacement 6. HOW TO USE THE HOLSTER Ta, BiEngtish 1. GENERAL INSTRUCTIONS This instrument complies with IEC 1010-1 {81010-1@IEC: 2001), CAT. 1 1000V and CAT, HI 800V oversoliage standards. Sea Spaeafications. To gei the bes: service from this instrument, read carefully {his users manual and respect the detailed safety precautions. international! symbols used on the Meter and in this manual are explamed in chapter 1.1.3 1.1 Precautions safely measures 41,1 Preliminary * Measurement category HÍ is for measurements performed in the building installation. NOTE: Examples are measurements on distribution boars, circuit-breakers, wiring. including cables. bus-bars, junction boxes. switches socket-oullets in the fixed installation. and equipment for industrial use and some other equipment, for example. stationary motors with permanent connection to the fixed installation. * Measurement category | is for measurements performed on circulis directly connected to the low voltage installation. NOTE: Examples are measurements on household appliances, portable tools and similar equipment, * Measurement category | is for measurements performed on circuits not directly connected to MAINS. NOTE: Examples are measurements on circuits not derived from MAINS, and specially protected {internal} MAINS derived circuits. In the latter case, transient stresses are variable: for that reason, requires that the transient withstand capability of the equipment is made known to the user, * When using this Multimeter, the user must observe all normal safety rules concerning: — protection against the dangers of electric current. — protection of the Multimeter against misuse, * For your own safety. only use the test probes supplied with the Instrument. Before use, check that they are in good condition. 1.1.2 During use * Niño meter is used near noise generating equipment, be aware thal display may become unstable or indicate large errors. * Do not use the meter of test leads if they look damaged. * Use the meter only as specified in this manual; otherwise, ne protection provided by the meter may be impaired. SiEngiish * {sa extreme caution when working around bare conductors or bus bars. * Da not operate the meter around explosive gas, vapor, or dust. * Verify a Meter's operation by measuring a known voltage. Do nol use the Meter if it operates abnormally. Protection may be impaired. When in doubt, have the Meter serviced. * ses the proper terminals, function. and range for your measuraments. “When the range of the value fo be measured is unknown, check that the range initially set on the multimeter is the highest possible or, wherever possible, choose the autoranging mode. * To avoid damages to the instrument, do not excaed the maximum limits of the input values shown in the technical specification tables. = When {he multimeter is linked to measurement circuits, do not touch unused terminals. * Caution when working with voltages above 80Vdc or 30Vac rms. Such vollages pose a shock hazard, * When using the probes, keep your fingers behind the finger guards. * When making connections, connect the common test lead before connecting the five test lead; when disconnecting, disconnect the live test lead before disconnecting the common test lead. * Before changing functions, disconnect the test leads from the circuit under test, * For all de functions, including manual or auto-ranging, to avoid the risk of shock due to possible improper reading, verify the presence of any ac voltages by first using the ac function. Then select a de voltage range equal to or greater than the ac range. * Before attemplting to insert transistors for testing, always be sure that test ieads nave been disconnected from any measurement Circuits. * Components should not be connected to the hFE socket when making voltage measurements with test leads. * Disconnect circuits power and discharge all high-voltage capacitors before testing resistance, continuity, dindes, or capacitance. * Never perform resistance or confinuily measurements on live circuits. * Befora measuring current, check the meter's fuse and turn off power to the circuit before connecting the meter to the circuit. “ne TV repair work, or when carrying out measurements on power swalching circuits. remember that high amplifude voltage pulses at the test points can damage the multimeter. Use of a TV filter will attenuate any such pulses. * Use the OV NEDA battery, properly installed in the Meters battery case. to power the Meter, vi. = 7iEnglish " Replace ihe battery as soon as the battery indicator { } appears. With a low battery, the Meter might produce false readings that can lead to electric shock and personal injury. * Do not measure voltages above 600Y in Category 1H, or 1000V in Category Hi installations. ” Do not operate the Meter with the cass (or pan of the case; removed. 1.1.3 Symbols: Symbols used in this manual and on the instrument: A Caution: refer io the instruction manual. incorrect use may result in damage to the device Or ils components. А Dangerous voltage may be present =~ AC (Alternating Current) me DC (Direct Current) = Earth ground [@] Double insulated = Fuse CE Conforms to European Union directives 1.1.4 Instructions * Remove test leads from the Meter before opening the Meter case or battery cover "When servicing the Mester, use only specified replacement parts. * Before opening up the instrument, always disconnect from ali sources of electric current and make sure you are not charged with static elactricily, which may destroy internal components. * Any adjustment, maintenance or repair work carried out on the meter while His live should be carried out only by appropriately qualified personnel, after having taken into account the instructions in this present manual. “ À “qualified person" is someone who is familiar with the installation, construction and operation of the equipment and the hazards involved. He is trained and authorized to energize and de-energize circuits and equipment in accordance with astablished practices. “When the instrument is opened up, remember that some internal capacitors can retain a dangerous potential even after the instrumsnt is switched off, diEngHsh “if any faults or abnormalities are observed, take the instrument out of service and ensure that if cannot be used until it has been checked out. "if the meter is not going ta be used for a long time, take out the battery and do not store the meter in high temperature or high humidity environment. 2, DESCRIPTION 2.1 instrument Familiarization I ||| || || 4: || == —| Ns Sh az Elba o DÍA Je —_— мат — is - 1 E Г = = “ Г a С 1 Г E” L 3 i 3 Е Kal ! A 07 : 7 | = | | (8 Ве! | | 6 3 por E | i iT a er ES EE Range Centro! Button Data Hold Button AC/DC Current or +48 Selecting Button Socket for Transistor Test Function Switch/Power Switch VICNF/Cx Input Jack COM Input Jack MAT Input Jack T0A input Jack == ee ue AEPD ha еде 1 a i English 2.2 LCD Display See Table 1 indicated for information about the LCD display. SABIO! Eb (e (О ПРЕ СЭ ЕН Table 1. Display Symbols Symbol Meaning The battery is low. Awarning: To avoid false readings, which could lead to possible electric shock or persona! injury, replace the battery as soon as the battery indicator appears. Indicates negative readings. indicator for ac voltage or current. AC AC voltage and current are displayed as the average of PR the absolute value of the input, calibrated to indicate the equivalent rms value of a sine wave. DC indicator for do voltage or current. The Meter is in the Autorange mode in which the meter AUTO 3 automatically selects the range with the best resolution. indicator for the Diode Test mode ПРЕ indicator for the transistor test mode 01) indicator for the Continuity Check mode. dij, - 10{English Table 1, Dispiay Symbols (continued) Symbol Meaning indicator for ihe Data Hold mode V Volts. The unit of voltage. V, mY my: Mitlivelt, 1210-3) or 0.001 walls. A Amperes (amps), The unit of current. A mA, uA | MA Miliamo. 1x10*-3) or 0.001 amperes. HA: Microamp. 1x10*(-6; or 0.000001 amperes ©: Ohm. The unit of resistance. О, КО, МО | ко Kilohm 1x107 or 1000 ohms, MO: Megohm 1x106 or 1,000,000 ohms. Hz: Hertz, The unit of frequenay in cycles/second. Hz, kHz, MHz | KHz: Kilohertz. 1x10? or 1000 hertz, MHz: Megahertz. 1x106 or 1,000,000 heríz. Е: Farad. The unit of capacitance. uF, nF HF: Microfarad. 1x104(-6) or 0.000001 farads, nF: Nanofarad. 1x10*(-9) or 0.000000001 farads. MI The input is too large for the selected range. 2.3 Keypad See Table 2 indicated for information about the Keypad operations. 11[Engtish Table 2. Keypad mmf Jo AmA A Power-up Option | Disables automatic power-off feature. Key Function Operation performed Bl oa) Swilches between Diode {te/ Bf Test and Continuity check. Switches belween do and ac current. DATA-M ¡Any switch position Press HOLD to enter and exit he Data Hold mode. 1.Press RANGE to enter the manual ranging mode, RANGE | Y-Y.2,7, 2. Press RANGE to step Ihrough the mA and нА ranges available for the selected function. 3.Press and hold RANGE for 2 seconds to return lo autoranging. 2.4 Rotary switch See Table 3 indicated for information about the rotary switch positions. Table 3. Rotary Switch Positions Switch Position Function \- AC Voltage measurement Ve DC Voltage measurement O Resistance measurement BE 91) Diode Test / Continuity Check Cap Capacitance measurement Hz Frequency measurement НЕЕ Transistor measurement 3 Measurement with clamp (optional), widening the field of applications of the multimeter НА DC or ÀC current measurements from 0. 1pA to 4000uA. mA DC or AC current measurements from 0.01mA to 400mA. A DC or AC Current measurement from 0.01A to 10.004. Fil. i2Engtish 2,5 Terminals See Tahle 4 indicated {or information about the terminals. Table 4. Terminals Terminal Description Refum terminal for all measuremenis, Receiving COM the black test lead or the “cont” plug of the optional clamp: VOEC: input for voltage, resistance, frequency, Capacitanca, dicde A and continuily measurements. (Receiving the red tesi lead) ATE input for 0.1pA 10 400mA current measurements. Receiving т the red test lead or the "+ plug of the ¢plional clamp: A Input for A00mÁ to 10A current measurements. (Receiving the red test lead) 2.6 Accessories Delivered with the multimeter: * User's manual * Carry case * Test leads * Hoister Optional: * Clamp 3. FUNCTION DESCRIPTION 3.1 General Functions 3.1.1 DATA HOLD mode Data Hold mode makes the meter stop updating the display. Enabling Daia Hold function in autorange mode makes the meter switch to Manual ranging mode, but the full-scale range remains the same. Data Hold function can be cancelled by changing the measurement mode, pressing RANGE key, or push HOLD key agam. To enter and exit the Data Hold mode: 1. Press HOLD key {short press). Fixes the display on the current value, "H™ is displayed. 13{English = > À second shon press refurns the meter io normal mode. 3.4.2 Manual ranging and Autorange mode The Mater has both manual ranging and autorange options. * in the autorange mode, the Meter seiecis the best range for the input detected. This allows you to switch test points without having to reset the range. “ In the manual ranging made, you select ine range. This allows you lo override autorange and lock the meter in a specific range. * The Meter defaults to the autorange mote in measurement functions that have more than one range. When the Meter is in the autorange mode, AUTO is displayed. To enter and exit the manual range mode: 4. Press RANGE key. The Meter enters the manual ranging mode. AUTO turns off. Each presses of RANGE key increments the range. When the highest range is reached, the Meter wraps to the lowest range. NOTE: If you manually change the measurement range after entering the Data Hold modas, ine Meter exits fhis made. 5 Ta exit the manual ranging mode, press and hold down RANGE key for two seconds. The Meter returns to the autorange mode and AUTO is displayed. 3.1.3 Battery Saver The Meter enters the "sleep mode” and blanks the dispiay if the Meter is on but not used for 30 minutes, Press the HOLD key or rotate the rotary switch to wake the meter up. To disable the Sleep mode, hold down the key while turning (he meter on. 3.2 Measurement Functions 3.2.1 AC and DC Voltage measurement To avoid electrical shock andfor damage lo the instrument, de not aftempi to take any voltage measurement that might exceed 1000Vdc or 750Vac FS. To avoid electrical shock and/or damage lo the instrument, do not apply more than 1000Vdc or 750Vac rms between the common terminal and the garth ground. The polarity of ac (alternating current) voltage varies over time, the polariby of de (direct current) voltage is constant. The Meters DC voltage ranges are 400 Or, 4 000Y.40.00V, 400.0Y and TOGO: AC voltage ranges are 400.0mV . À BOOV, 40.60V, 400.0V and 750V. idjEngtsi {AC 400 OmV range only axists in manual ranging mode). To measure ac or de voltage: 1. Set rotary switch to the DCV or ACV range. 2. Connect the black and red test leads to the COM and V terminals respectively. 3, Connect the test leads to the circuit being measured à. Read the displayed value. The polarity of red testiead connection wii be indicated when making à DCV measurement NOTE: * Unstable display may occur especially at 400mV range, even though you do not put test leads into input terminals, in this case. if an erronesus reading is suspected, short the V terminal and the COM terminal, and make sure the zero display. * For better accuracy when measuring ihe de offset of an ac voltage, measure the ac voltage first Note the ac voltage range, then manually select a de voltage range equal to or higher than the ac range. This improves the accuracy of the do measurement by ensuring that the input protection circuits are not activated. 3.2.2 Resistance measurement A To avoid electrical shock and/or damage to the instrument, disconnect Circuit power and discharge all high-voltage capacitors before measuring resistance, The unit of resistance is the ohm {2). The Meter measures resistance by sending a small current through the circuit, Because this current flows through aif possible paths between the probes, an in-circuit resistance reading represents the total resistance of all paths between the probes, The Meters resistance ranges are 400.00, £.000k0Q. 40.00k0), 400.0kQ, 4.0000 Q and 40.00MO. To measure resistance: 1. Set the rotary switch to © range. 2. Connect the black and red lest leads to the COM and terminals respeciively, 3. Connect the test icads to the circuit being measured and read ihe displayed value. Some tips for measuring resistance: * The measured value of a resistor in a circuit is often different from the resistors rated value. This is because he Meter's tesi current flows through ali possible paths between the probe tips. 15jEnglish + In order to ensure he best accuracy in measurement of low resistance. short ihe test leads before measurement and memory the test prode resistance in mind. Titus necessary to subtract for the resistance of the test leads. * The resistance function can produce enough voltage lo forward-bias silicon dicte of transistor junctions, causing ham to conduct To avoid this. do not use the 40H range for in-cirouit resistance measurements. * On 49MQ range, the meter may take a few seconds to stabilize reading. This is normal for high resistance measuring. “When the input is not connected, Le. at open circuit, the figure "OL" will be displayed for the overrange condition. 3.2.3 Diode Test A To avoid electrical shock and/or damage to the instrument, disconneci circuit power and discharge ali high-voltage capacitors before testing diodes. Use the diode test to check diodes, transistors, and other semiconductor devices. The diode test sends a current through the semiconductor junction, then measures the voltage drop across the junction, A good silicon junction drops between 0,5V and 0.8Y. To test a diode out of a circuit: +. Set the rotary switch 10 ЭР +9 range. 2. Press the 1 />+key to activate Diode Test. 3 Connect the black and red test leads to the COM and VO terminais respectively. A. For forward-bias readings on any semiconductor component, place the red test lead on the component's anode and place the black test lead on the components cathode. 5. The meter wilt show the approx. forward voltage of the diode. in à circuit. a good diode should still produce a forward bias reading of 05V to 0.5\ however, the reverse-bias reading can vary depending on the resistance of other pathways between the probe Ups. 3.2.4 Continuity Check To avoid electrical shock and/or damage io the instrument, disconnect circuit power and discharge all high-voltage capacitors before testing for Continuity, Continuity is a complete path for current flow. The beeper sounds ¡fa circuit is complets. These brief contacts cause he Meter to amit a short heed. 16/English Te test for continuity: 1. Set the rotary switch to >} 1 range. 2. Press the -4/-> key to activate Continuity Check. 3 Connect the black and red test leads to the COM and O terminals respectively. 4 Connact the test leads to the resistance in the circuit being measured. 5 When the test lead to the circuit is below 500, a continuous beeping will indicate i. Note: * Continuily test is available to check open/short of the circuit 3.2.5 Capacitance measurement A To avoir electrical shock and/or damage to the instrument, disconnect circuit power and discharge all high-voltage capacitors before measuring capacitance. Use the de voltage function 10 confirm that the capacitor is discharged. Capacitance is the ability of a component to store an electrical charge. The unit of capacitance is the farad (F). Most capacitors are in the nanofarad to microfarad range. The Meter measures capacitance by charging the capacitor with a known current for a known period of ime, measuring the resulting voltage, then caleutating the capacitance. The measurement takes about 1 second per range. The Meters capacitance ranges are 4,000nF 40.00nF, 400.0nF, à OOOUF, 40 GOyuF and 200.0uF. To measure capacitance, 1. Set the rotary switch to Cap range, 2 Connect the black and red test leads to the COM and Cx terminals respectively. 3 Connect the test jeads to the capacitor being measured and read the displayed value. Some tips for measuring capacitance. * The meter may take a few seconds {200pF range, 30 seconds) to stabilize reading. This is normal for high capacitance measuring. * To improve the accuracy of measurements less than ÂnF, subtract the residual capacitance of the Meter and leads. 3.2.6 Frequency measurement A Do no! measure Frequency on high voltage (>2500Y) to avoid electrical shock hazard andfor damage fo Ihe instrument. 17/English 1. Sel the rotary switch to Hz range. 2. Connect the black and red test leads lo the COM and Hz terminals respectively. 3. Connect the test leads across the source or load under measurement, and read the displayed value, Note: * In noisy environment, it is preferable to use shield cable for measuring small signal. 3.2.7 Transistor measurement A To avoid electrical shock and/or damage to the instrument, before allempting to insert transistors for testing, always be sure that test leads have been disconnected from any measurement circuits | 1. Set the rotary switch to hFE range. 2. Determine whether the transistor 10 be tested is NPN ar PNP type and locate the Emitter, Base and Collector leads. 3. Insert leads of the transistor into proper holes of the hFE socket. 4. The meter will show the approx. hFE value at test condition of base current 10h A and Vee 2.8V. 3.2.8 Current measurement {with clamp, optional) A To avoid electrical shock andíor damage to the instrument. do not apply mare than 250Vde or 250Vac rms between the => terminal and the COM terminal. 1. Sel the rotary switch to the 295 range. 2. Press =/~ kay to select DCA or ACA measuring mode. 3. Connect the leads of the clamp lo the COM and > terminals of he meter. 4, Read the displayed value. The polarity of the VQ terminal connection wiit he indicated when making a DCA measurement. 5. When only the figure "OL" displayed, it indicates overrange situation. 3.2.9 Current measurement To avoid damage to the Meter or injury if the fuse blows, never attempt an in-circuit current measurement where the open-cireuit potential to earth is greater than 250. To avoid damage to the meter, check the meters fuse before proceedins. Use the proper terminals, function, and range for your measurement, Never place the probes in parallel with a circuit or component when the leads are plugged into the current terminals. Ali 18/Engtish The Meter's current ranges are 400.0.A, 4000pA, 40.00mA, 400.0mA, and 10.00A. To measure current 1. Turn off power to the circuit. Discharge all high voltage capachors. 2. Set the rotary switch to Ihe pA, mA or A range. 3 Press the =/- key to select DCA or ACA measuring mode. 4. Connect the black test lead to the COM terminal and the red tesi leads to the mA terminal for à maximum of 400maA, For a maximum of 104, move the red test lead to the A terminal. 5. Break the circuit path to be tested. Touch the black probe to the more negative side of the break; touch the red probs to the more positive side of the break. {Reversing the leads will give a negative reading. but wifi not damage the Meter.) 6. Turn on power to the circu: then read the display. Be sure to note the measurement units at the right side of Ihe display (LA, mA or A) When only the figure "OL" displayed, it indicates overrange situation and the higher range has to be selected. 7. Turn off power to the circuit and discharge all high voltage capacitors. Remove the Meter and restore the circuit to normal operation. 4 TECHNICAL SPECIFICATIONS 4.1 General specifications * Environment conditions: 1000Y CAT, ll and S0DV CAT. 1 Pollution degree: 2 Altitude < 2000m Operating temperature: 0~40°C, 32°F~122°F (<80°% RH, <10°C non-condensing} Storage temperature: A0~60°C, 14°F~140°F («70% RH, battery removed) * Temperature Coefficient. 3. 1xispecified accuracy) °C {<18°C or 28°C} * BAX. Voltage between terminals and earth ground: 750V AC rms or 1600V DC. * Fuse Protection: "yÂÀ and mA: F 500mA/250V DOxZ0; 10A: F 10A/280V 36.3132. 191Engtish * Sample Rate: 3 times/sec for digital data. * Display: 3 3/4 digits LOD display. Autornatic indication of funcitons and symbols, * Range selection: automatic and manual. * Over Range indication. LCD will display "OL". 7 Los battery indicaticn: The "E is displayed when the battery is under the proper operation range. * Polarity indication: —- displayed automatically, > Power source: YY === * Battery type: NEDA 1604, 6F22, or GOGP. * Dimensions: 9 HL 1890W 3 1.5{H) mm. T Weight: 310g. Approx. {battery included), 4.2 Measurement specifications Accuracy is specified for one year alter calibration, at operating temperatures of 18°C to 28°C. with relative humidity at 0% to 75%. Accuracy specifications take the form of: + (% of Reading + Number of Least Significant Digits} 4.2.1 DC Voltage Range Resolution Accuracy 400mv 8.1 NV y = 10.7% of rdg +2 digits 40V 10my 400\ 100mV 1000V 1V = 10.8% ofrdg +2 digits} Input impedance: 10042 Max. input voltage: 1000Vdc or 750V ac rms. 4.2.2 AC Voltage 20jEngiish Range Resolution Accuracy 400mv 0. fray (3.0% of rdg + 3 digits] АУ my 30 my =:0,8% ofrdg +3 digiís: 400 100mV 750V Ту +: 1.0% of rdg +3 digits: Input impedance: 10MO fax. input voltage: 1000Vde or 750V ac rms. Frequency Range: 40Hz-200Hz for 4V range, 40Hz-1kHz for other ranges. Response: Average, calibrated in rms of sine wave 4.2.3 Resistance range Resolution Accuracy 400.00 0.10 4.000k0 10 40.00k90 100 +i 1.285 of rdg +2 digits 400.0k0 1000 4.000MC 1kQ 40.00MO TOKC +12.0% of rdg +5 digits) Overload protection: 250V de or 150Vac rms. Open Circuit Voltage: approx. 250mV. 4.2.4 Diode Range Resolution Accuracy > mv Display read approx. forward voltage of diode Forward DC Current. approx. îmA Reversed DC Voltage: approx. 1.5Y Overoad protection: 250Vdc or 160Vac mas. 4.2.5 Audible continuity 21/English Range Continuity beaper ой) 2500 Open circuit voltage: approx 0.5V. Qverivad protection: 250Vdc or 250Vac ras. 4.2.6 Transistor (all type}. Range Description Test Condition Display read approx. HFE value Base Current approx. ВЕЕ (0-1000) of transistor under test 10uAÀ, Vce approx. 2.8Y. | 4.2.7 Capacitance | Range Resolution Accuracy 4nF 1pF +(5.0% of rdg+5 digits) 40nF 10pF 400nF 100pF АНР nF £(3.0% of rdg+3 digits) 40uF 10nF 200uF 100nF Overicad protection: 250Ydc or 250Vac mms. 4,2.8 Frequency Range Resolution Accuracy 9.099HZ 0.001 Hz 99.99Hz 0.01 Hz 999,ЭНг 0,192 £(2.0% of rdg+5 digits) 9 9G9KHZ 1Hz 99 g0kHZ 10Hz 199.9khiz 10CHz >200kkz +006Hz Unspecified @ »200kHz nie 22/English Overload protection. 250 de or 250 ac mis. input Voltage range: 0.6V-3Y ac ms {inpui voltage must be enlarged with increasing frequency under measurement Frequency Response: 10H:-200khiz, sine wave. { AHz.200kHzZ, square wave. 4.2.9 Current (with clamp, optionai) Range Resolution Accuracy DC40A 0. 1A mY #0 8% of rdg+3 digits} DCAG0A 1AM mY {0.8% of rdg+3 digits) ACOA 0. TA Tm +it 0% of rdg+3 digits: ACANDA ТАН ТУ {1,0% of rdg+3 digits) input impedance: 1MO Maz input voltage: 250Ydc or 250Yac ms. 4.2.10 DC CURRENT Range Resolution Accuracy 400A 0.104 400Q0uA 1НА НД ke 4 255 où rdg +2 digits ! d0mA 0.01mÁ 400MA ОНА TOA 1GmA +12 075 of rdg +5 digits Overtoad protection: F {DA/250V fuss for À range. F SOGMA/250V fuse for LÀ and mA ranges. Maximum input current: d00mA de or 400má ac ms for LA and mA ranges, TOA de or 104 ar rms for A ranges. for measurements>5A, 4 minutes maximum ON to measure 10 minutes OFF 4.2.71 AC CURRENT ia “ English — | Range Resolution Accuracy АООНА ОЗНА 4000uA TA - Y (01,5% of rdg=5 digis} 40MA G.01má 400mA О ТА, 10A 1ЮтА «(3.0% of rdg+7 digits) Overload protection: F 10A/260V fuse for À range. = S500mA/250V fuse for p and mÀ ranges. Maximum input current: 400mA de or 400mA ac fms for uA and mA ranges, 10A dc or 10A ac rms for A ranges. Frequency Range: 40Hz-1kriz Response: Average. calibrated in rms of sine wave 5, MAINTENANCE This section provides basic maintenance information, including fuse and battery replacement instructions. Do not attempt to repair or service your Meter uniess you are qualified to do so and have the relevant calibration, performance test, and service information. 5.1 General Maintenance A To avoid electrical shock or damage to the meter, do not get water inside the case. Remove the test leads and any input signals before opening the case. Pericdicaliy wipe the case with a damp cloth and mild detergent. Do not use abrasives or solvents. Dirt or moisture in the terminals can affect readings. To glean the terminals: = Turn the meter off and remove all test leads. * Shake out any dirt that may be in the terminals. Soak a new swab with a cleaning and oiling agent {such as WD-401 Work the swab around in each terminal. The oiling agent insulates the tzrminals from moisture-related contamination. G = 241English 5.2 Battery and fuse replacement the sign “EA "appears on the LCD display. it indicates that the battery should be replaced. Remove sorews on the back cover and open the case, Replace the exhausted batlery with a new one. Fuse rarely need replacement and blow almost always as a resull of the operator's error Open ihe case as mentioned above, and then take the PCB assembly cul from the case Replace the blown fuse with ratings specified. Ly WARNING Before attempting 10 open the case, be sure that tes! leads have been disconnected from measurement circuits to avoid electric shock hazard, Far protection against fire, replace fase only with specified ratings: F1. F S0OmMA/250V FF 104250 6, HOW TO USE THE HOLSTER The holster is used io protect the meter and to make the measurement more somioriable. it comes with two stands installed together. The following figure shows how to use the holster to: a Support the meter with a standard angle. b Support the meter with a small angle using the little stand ¢.Hang the meter on the walt using the little stand. Take the little stand off from the backside of the large stand and inser it into holes located upper on the holster. ad. Hold test leads. A CAUTION: “Using this appliance in an environment with a strong radiated radio-frequency electromagnetic fieldSapproximately 37/m). may influence its measuring accuracy. The measuring result can be strongly deviating from the actual value” es "oa .. I i) A 1 i=) 3 & E ose | = a ле р Emm EE me TT TT, ">

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Key features
- Measures AC and DC voltage
- Measures resistance, capacitance, and frequency
- Measures DC current
- Data Hold mode
- Autoranging mode
- Large, easy-to-read LCD display
- Includes carrying case, test leads, and holster
Frequently asked questions
The DM700 can measure up to 1000Vdc or 750Vac rms.
The DM700 can measure up to 10A dc or 10A ac rms.
The accuracy of the DM700's measurements is specified in the Technical Specifications section of the manual.
In autoranging mode, the DM700 automatically selects the best range for the input detected. In manual ranging mode, you select the range manually.
The Data Hold mode allows you to freeze the display on the current value.