Sanwa DCM2000DR Instruction Manual
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Sanwa DCM2000DR Instruction Manual

Digital clamp meter
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DCM2000DR
DIGITAL CLAMP METER
INSTRUCTION MANUAL

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Summary of Contents for Sanwa DCM2000DR

  • Page 1 DCM2000DR DIGITAL CLAMP METER INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    Maintenance and Inspection …………………………… 022 Calibration and Inspection ……………………………… 022 Storage …………………………………………………… 022 Battery Replacement …………………………………… 023 【7】AFTER-SALE SERVICE Warranty and Provision ………………………………… 024 Repair ……………………………………………………… 024 SANWA web site ………………………………………… 025 【8】SPECIFICATIONS General Specifications ………………………………… 026 Measuring ranges and accuracies …………………… 027...

  • Page 3: Explanation Of Warning Symbols

    [1] SAFETY PRECAUTIONS *Before use, read the following safety precautions. This instruction manual explains how to use your digital clamp meter keep it together with the product for reference to it when necessary. Using the product in a manner not specified in this manual may cause damage to the protection function of the product.
  • Page 4 hazardous to human body. Take care so as not to touch them. 3. Never input signals exceeding the maximum rated input value (see 1-3). 4. Never use the meter for measuring voltages of lines or surge voltage since it may exceed the maximum allowable overload input.

  • Page 5: Overload Protection

    1-3 Overload Protection Input Max. rated Max. overload Functions terminals input protection input ・   ・ + (Red)   ・ inhibited Clamp sensor DC/AC 2000 A DC/AC 2000 A section — 3 —...

  • Page 6: Applications

    [2] APPLICATIONS AND FEATURES 2-1 Applications This instrument is an AC/DC clamp meter/digital multimeter of It is suitable for current and voltage measurements of low- 2-2 Features DC+AC measurements. attenuating the effects of ghost voltages Measurement Category (Overvoltage Category) Measurement Category II (CAT. II): connected to the receptacle.

  • Page 7: Main Unit And Test Leads

    [3] NAMES OF COMPONENT UNITS 3-1 Main unit and test leads Location of Clamping current non-contact sensor (CT) EF antenna Barrier Current measurement center position/polarity Power/function indicator switch Function Trigger button (See Chapter 4.) Display Input terminal for Input terminal for functions other functions other than DCA/ACA,...

  • Page 8: Display

    3-2 Display Sub value (Frequency) display Units Main value display   ： Auto range ：   ：Low battery indication ： Peak measurement mode   ： Circuit continuity check ： Diode   ： Low input impedance ： Data Hold   ： Direct Current ：...

  • Page 9: Power Switch & Function Switch

    [4] DESCRIPTION OF FUNCTIONS 4-1 Power Switch & Function Switch Turn this switch to turn on and off the power and select a measuring function. 4-2 Auto power saveSELECT Auto power save reduces the battery power consumption by turning the display off automatically in about 34 minutes after the last operation made on this instrument.
  • Page 10 4-6 Range Hold: button When the manual mode and the range is fixed. (“ ” disappears from second or longer. (“ ” appears on the display.) The backlight lighting is unavailable with the function. The auto ) display. 4-7 Measuring the relative value: button When the lights and the value...
  • Page 11 light and the value displayed at that moment is held. button is pressed displayed. Auto range and Auto power save are disabled automatically in the ● Peak Hold mode. The button is also disabled in this mode. The Peak Hold mode is canceled when the function switch is ●...

  • Page 12: Muting The Buzzer

    4-10 EF (Electric Field) sensing: EF button 4-11 Muting the buzzer Any buzzer sound can be muted by turning the power/function switch to ON while holding the button depressed. The muting of the buzzer sound is indicated by the change of the main value display from 8888 to 0000. This cannot be performed at the same time as disabling of the Auto power save mode.

  • Page 13: Start-Up Inspection

    [5] MEASURING PROCEDURE WARNING 1. Do not apply an input signal exceeding the maximum rated value of each function. of the test probe or the part past the barrier of the clamp sensor. and test lead from the object measured and return the function switch to the position.
  • Page 14 Function Input Ranges 600.0/6.000 k/60.00 k/600.0 k 0.0 Ω - 10.00 MΩ Ω /6.000 M/40.00 MΩ measurement are from 50 to 60 Hz. ① Use the test leads for measurement. This function measures the input by automatically identifying The low input impedance makes it possible to reduce the effects of the ghost voltage overlapped with the measuring target voltage.
  • Page 15 Notes: The fixed function can be selected with the button. The auto identification mode can be confirmed with [ ] lit on the main value display when there is no input signal. When the button is pressed once while a measurement range are fixed and the instrument is put to the manual range mode ( extinguished).
  • Page 16 VFD (Variable Frequency Drive) AC voltage measurement WARNING there is a possibility that a voltage higher than the displayed value to confirm that there is no hazardous voltage before selecting the function. Function Input Ranges 0.000 ∼ 10.0 ∼ 400 Hz 199.9/1999 Hz from 10 to 400 Hz.
  • Page 17 AC voltage measurement (ACV) Function Input Ranges 0.000 ∼ 40.0 ∼ 1999 Hz 199.9/1999 Hz ① Use the test leads for measurement. ② being used for display. A different input sensitivity can also be selected manually by pressing the button. If the Hz select a lower voltage range.
  • Page 18 DC voltage / DC voltage + AC voltage measurement (DCV/ DCV+ACV) Function Input Ranges 10.0-1999 Hz 199.9/1999 Hz ① Use the test leads for measurement. ② Each press of the button switches the function in → → DCV + ACV —...

  • Page 19: Current (A) Measurements (Aca/Dca/Dca+Aca)

    Current (A) measurements (ACA/DCA/DCA+ACA) CAUTION conductor as close as possible to the center of the clamp sensor. 2. Always clamp around a single wire at a time. Correct current conductors or parallel cords are clamped. 3. Correct measurement may be impossible if the clamp sensor is not closed completely.
  • Page 20 5-6-1 AC current measurement (ACA) Function Input Ranges 0.0-2000 A 200.0/2000 A 20.0-400 Hz 199.9/1999 Hz from 40 to 400 Hz. ① Press the button so that lights. ② close the clamp sensor completely. ③ Read the displayed value. Note: When the clamp sensor is opened/closed or the function is display returns to 0 after taking certain time because of the RMS value even if the measurement is started before the display...

  • Page 21: Resistance Measurement / Circuit Continuity Check ( / )

    5-6-3 DC current + AC current measurement (DCA+ACA) Function Input Ranges DCA + ACA 0.0-2000 A 200.0/2000 A 20.0-400 Hz 199.9/1999 Hz ① Press the button so that both light. ② button to perform the 0 adjustment. ( lights on the LCD display.) ③...

  • Page 22: Capacitance Measurement / Diode Test ( / )

    Capacitance measurement / Diode test ( WARNING Never apply an external voltage to the measurement terminals. CAUTION 1. Discharge the measured capacitor before measurement. 2. Since this instrument measures the capacitance by applying a capacitor with high leak current such as an electrolytic capacitor. Function Input Ranges...

  • Page 23: Ef (Electric Field ) Sensing

    5-9 EF (Electric Field ) sensing CAUTION known power source. voltage exists because a voltage below the sensing threshold may exist. ① The EF sensing judges the presence of electrical voltage in a simplified manner by detecting the electrical field produced by AC voltage. ②...

  • Page 24: Maintenance And Inspection

    [6] MAINTENANCE WARNING 1. The following instructions are very important for safety. Read this manual thoroughly to ensure correct maintenance. 2. Calibrate and inspect the meter at least once a year to ensure safety and maintain its accuracy. 6-1 Maintenance and Inspection 1) Appearance: Is the meter not damaged due to falling or other cause? 2) Test leads:...

  • Page 25: Battery Replacement

    6-4 Battery Replacement Batteries when the meter is shipped: A battery for monitoring has been installed prior to shipment from the factory. It may be discharged before the expiration of the described battery life. *The battery for monitoring is a battery used to check the functions and performance of the product.

  • Page 26: Warranty And Provision

    Sanwa authorized agent or distributor. Sanwa reserves the right to inspect all warranty claims to determine the extent to which the warranty policy shall apply. This warranty shall have been subject to one of the following causes: 1.

  • Page 27: Sanwa Web Site

    5 times or more in volume and fill cushion materials fully and then clearly mark “Repair Product Enclosed” on the box surface. The cost of sending and returning the product shall be borne by the customer. 7-3 SANWA web site http://www.sanwa-meter.co.jp E-mail: exp_sales@sanwa-meter.co.jp — 25 —...

  • Page 28: General Specifications

    [8] SPECIFICATIONS 8-1 General Specifications Operation method Δ- Σ method AC detection method True RMS Main value: Max. 6000 count Display Sampling rate Approx. 5 times/sec. Over-range display "OL" is displayed Range switching Polarity switching Auto (Only “-“ is displayed.) indicator lights on the display when the Low battery indication supply voltage from the internal batteries drops...

  • Page 29: Measuring Ranges And Accuracies

    EMC directive Specified accuracy ±200 dgt. with other functions. Accuracy not guaranteed. Accessories pouch (C-DCM2000DR) 8-2 Measuring ranges and accuracies rdg: Reading. dgt: Lowest digit. crest factor (CF) are as follows. CF: Full-scale CF < 1.4 Half-scale CD <...
  • Page 30 DCV+ACV (DC voltage + AC voltage): The AC frequency is from 50 to 400 Hz. Ranges Accuracy ） Note: The input impedance is about 10 MΩ at 50 pF. (AUTO Ω V) ACV (AC voltage): The frequency is from 50 to 60 Hz Ranges Accuracy ）...
  • Page 31 DCA+ACA (DC current + AC current) Ranges Accuracy 200.0 A DC or 50-60 Hz 2000 A 200.0 A 40-49.9 Hz 2000 A 0-1000 A 60.1-400 Hz 2000 A 1001-2000 A Not specified Note: Accuracy after the zero point is set by pressing the button.
  • Page 32 Circuit continuity check The buzzer beeps at below the threshold (10 to 200 Ω). Response time: Approx. 32 msec. Capacitance Ranges Accuracy 60.00 nF / 600.0 nF / 6.000 μF 60.00 μF / 600.0 μF 2000 μF or lower than the film capacitor. Diode Ranges Accuracy...
  • Page 33 MEMO...
  • Page 34 本社 = 東京都千代田区外神田2−4−4･電波ビル 郵便番号 = 101-0021･電話 = 東京 （03） 3253−4871㈹ 大阪営業所 = 大阪市浪速区恵美須西2−7−2 郵便番号 = 556-0003･電話 = 大阪 （06） 6631−7361㈹ SANWA ELECTRIC INSTRUMENT CO.,LTD. Dempa Bldg., 4-4 Sotokanda2-Chome Chiyoda-Ku,Tokyo,Japan 大豆インキを使用しています。 This manual emplys soy ink. 01 - 1310 2040 6010...

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