Digital Clamp Meter

MOTWANE’s Digital Clamp Meter DCM 39A & DCM 9930A comprises high precision, industrial grade, RMS, auto-ranging clamp meters with 3¾ digits display. Both the clamp meters can be used as multimeters with test leads for AC/DC measurements of up to 400 mA, along with measuring AC/DC voltage, resistance, frequency, capacitance, duty cycle, diode, continuity, etc. 

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    MOTWANE’s Digital Clamp Meter DCM 39A & DCM 9930A comprises high precision, industrial grade, RMS, auto-ranging clamp meters with 3¾ digits display. Both the clamp meters can be used as multimeters with test leads for AC/DC measurements of up to 400 mA, along with measuring AC/DC voltage, resistance, frequency, capacitance, duty cycle, diode, continuity, etc. These clamp meters are provided with multiple safety features like a water-resistant front panel and fireproof heavy-duty ABS casing. It uses the Hall Effect sensor for measuring the current. The model DCM 39A measures AC/DC currents up to 1000A. The model DCM 9930A measures AC/DC currents up to 2000A.

    Application

    • Generation, Transmission & Distribution 
    • Substation Process industries
    • OEMs 
    • Railways 
    • Telecom Industries 
    • Service Industries

    Features

    • Auto-ranging 3¾ digits (3999) LCD-display
    • True RMS reading for ACV & ACA 
    • 2 in 1 clamp meter + Digital Multimeter
    • Overload protection for all ranges
    • Data hold feature with relative key facility 
    • Water resistance front panel, fireproof heavy-duty ABS casing 
    • Current sensor- Hall Effect Sensor
    • Over range indication: ‘OL’ is displayed
    • Max conductor size is 60mm approx
    • Power – one 9V battery type (6F22) 

    General 

    Display : 3 ¾ Digits LCD display. 

    Dimension  (H X W X L)  : 255 X 73 X 38 mm (approx.)

    Net weight : 515 gm with battery (approx.)

    Power 

    Power Supply : 9V Battery Type 6F22

    Standard Accessories
    Pair of Test Leads, User Manual, One 9V Battery installed

    AC/DC Current (True RMS for AC)- DCM39A

    Range Resolution Input Accuracy
    400 µA 0.1 µA Direct Input (by using leads) ± 1.2% ± 5dgt
    4000 µA 1 µA ± 1.2% ± 5dgt
    40 mA 0.01 mA ± 1.2% ± 5dgt
    400 mA 1 mA ± 1.2% ± 5dgt
    400 A 0.1 A Indirect Input (by using clamp) ± 2% ± 8dgt
    1000 A 1 A ± 2% ± 8dgt

    Overload protection : AC/DC 500mA(Fuse) 

                                    AC/DC 1000A/1000V 

    Frequency Response : 45Hz – 1KHz

    AC/DC Current (True RMS for AC)- DCM9930A

    Range   Resolution   Input   Accuracy
    400 µA   0.1 µA   Direct Input (by using leads)   ± 1.2% ± 5dgt
    4000 µA   1 µA   ± 1.2% ± 5dgt
    40 mA   0.01 mA   ± 1.2% ± 5dgt
    400 mA   1 mA   ± 1.2% ± 5dgt
    400 A   0.1 A   Indirect Input (by using clamp)   ± 2% ± 8dgt
    2000 A   1 A   ± 2% ± 8dgt

    Overload protection : AC/DC 500mA(Fuse) 

    AC/DC 2000A/1000V 

    Frequency Response : 45Hz – 1KHz

    Common Technical Specification for DCM39A and DCM9930A

    DC VOLTAGE

    Range  Resolution Accuracy Overload protection
    400mV 0.1 mV ± 0.5% ± 2dgt 1000V DC OR 1000V AC RMS (Sine wave)
    4V 0.001 V ± 1% ± 2dgt
    40V 0.01 V ± 1% ± 2dgt
    400V 0.1 V ± 1% ± 2dgt
    1000V 1 V ± 1% ± 2dgt

    Input Impedance : ≥10MΩ (Approx)

    AC VOLTAGE 

    Range  Resolution Accuracy Overload protection
    4V 0.001 V ± 1.2% ± 5dgt 1000V DC OR 1000V AC rms (Sine wave)
    40V 0.01 V ± 1.2% ± 5dgt
    400V 0.1 V ± 1.2% ± 5dgt
    1000V 1 V ± 1.2% ± 5dgt

    Input Impedance : 10MΩ (Approx)

     Frequency Response : 45Hz – 1KHz

    RESISTANCE RANGE 

    Range  Resolution Accuracy Overload protection
    400 Ω 0.1 Ω ± 1% ± 5dgt 400V DC/AC RMS (Sine wave)
    4 KΩ 1 Ω ± 1% ± 5dgt
    40 KΩ 10 Ω ± 1% ± 5dgt
    400 KΩ 100 Ω ± 1% ± 5dgt
    4 MΩ 1 KΩ ± 2% ± 2dgt
    40 MΩ 10 KΩ ± 3.5% ± 5dgt

    CAPACITANCE RANGE 

    Range  Resolution Accuracy Overload protection
    50 nF 10 pF ± 3% ± 5dgt 400V DC/AC RMS (Sine wave)
    500 nF 100 pF ± 3% ± 5dgt
    5 µF 0.001 µF ± 3% ± 5dgt
    50 µF 0.01 µF ± 3% ± 5dgt

    FREQUENCY RANGES

    Range  Resolution Accuracy Overload protection
    50Hz  0.01Hz ± 1% ± 5dgt 1000V AC/DC
    500Hz 0.1Hz ± 1% ± 5dgt 
    5KHz 1Hz ± 1% ± 5dgt 
    50KHz 0.01 kHz ± 1% ± 5dgt 
    100KHz 0.1 kHz ± 1% ± 5dgt 

    Amplitude : < 5V

    DUTY CYCLE 

    Range Resolution Accuracy Overload Protection
    0.1%-99% 0.1% ± 1% ± 5dgt  1000 V AC/DC

    DIODE: Measures forward voltage drop 

    CONTINUITY CHECK: Buzzer sound if resistance < 10Ω

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    Additional VP Protection BSES Rajdhani Power Ltd.

    Motwane is the oldest and the most trusted company in electrical testing products and solutions also. Motwane is known for reliable and rugged products also, we have procured from them. And our organization has been using these products and have found them satisfactory in performance and services also.

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    Director Technical MSETCL

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    Managing Director JBS Enterprises Pvt. Ltd.

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    FAWAZ Trading & Engineering Services Co. W.L.L.

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    DGM- India Operations MBH Power Pvt. Ltd.

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    LABGULF Sharjah UAE

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    Head Projects IBMS SPG, Sterling and Wilson

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