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Besantek BST-MT707 Instruction Manual

Digital multimeter and phase rotation tester
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DIGITAL MULTIMETER AND
PHASE ROTATION TESTER
INSTRUCTION MANUAL

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Summary of Contents for Besantek BST-MT707

  • Page 1 DIGITAL MULTIMETER AND PHASE ROTATION TESTER INSTRUCTION MANUAL...

  • Page 2: Table Of Contents

    INDEX PAGE 1. INTRODUCTION......2. SAFETY NOTES......3. FEATURES........4. SPECIFICATIONS......5. GENERAL........6. INSTRUMENT LAYOUT....8-11 7. MEASUREMENT......12-16 8. MAINTENANCE......16-17...

  • Page 3: Introduction

    1. INTRODUCTION NOTE This meter has been designed and tested According to CE Safety Requirements for Electronic Measuring Apparatus, IEC / EN 61010-1 and other safety standards. Follow all warnings to ensure safe operation. WARNING READ "SAFETY NOTES" (NEXT PAGE) BEFORE USING THE METER.

  • Page 4: Safety Notes

    2. SAFETY NOTES ● Read the following safety information carefully Before attempting to operate or service the meter. ● Use the meter only as specified in this manual. Otherwise, the protection provided by the meter may be impaired. ● Rated environmental conditions : (1) Indoor Use.

  • Page 5: Features

    3. FEATURES ● 4000 - count LCD. ● Auto ranging ● Voltage, Resistance, Current, Continuity, Diode measurement ● Can measure Resistance up to 200.0 Mohm ● Checks a wide range of 3-phase power sources (80~750VAC) ● Phase Rotation indication : clockwise and counter-clockwise on LCD ●...

  • Page 6: Specifications

    4. SPECIFICATIONS AC Voltage : Ranges Resolution Accuracy 400 mV 0.1 mV 1 mV 40 V 10 mV ±(1.0% rdg+5dgt) 400 V 100 mV 750 V Input impedance : 10 MΩ DC Voltage : Ranges Resolution Accuracy 400 mV 0.1 mV 1 mV 40 V 10 mV...
  • Page 7 DC μA, mA : Ranges Resolution Accuracy 400 µA 0.1 µA 4000 µA 1 µA ±(1.0% rdg+5dgt) 40 mA 0.01 mA 400 mA 0.1 mA Overload Protection 0.5A/600V fast blow fuse for 400mA. Continuity: Range Audible threshold 400 Ω Less than 30 Ω Diode : Range Accuracy...
  • Page 8 Capacitance : Ranges Resolution Accuracy 4 nF 1 pF 40 nF 10 pF 400 nF 100 pF 4 µF 1 nF ±(3.0% rdg+10dgt) 40 µF 10 nF 400 µF 100 nF 4 mF 1 µF 40 mF 10 µF Frequency : Ranges Resolution Accuracy...

  • Page 9: General

    5. GENERAL ● Dimensions : 188(L) x 90(W) x 54(D)mm ● Weight : Approx. 346g (battey included) ● Power source : 1.5V (AAA) battery x 2 ● Low Battery Indication : When the " " sign blinks on the LCD, this means the battery voltage drops below accurate operating level.

  • Page 10: Instrument Layout

    6. INSTRUMENT LAYOUT (11) (10) (1) LCD (7) V Ω Hz & (2) RNG Button L2, L3 Terminal (3) " " HOLD Button (8) SEL & Button (4) Function Rotary Switch (9) " " REL Button (5) mA µA Terminal (10) MAX &...
  • Page 11 (1) LCD 4000-count LCD with low battery indication. (2) RNG Button This is the Range button. Press the RNG button to select the manual range mode and to turn off the AUTO annunciator. The manual annunciator will be turned on and the full scale range will be changed.
  • Page 12 (5) mA µA Terminal This is the positive input terminal for current measurement. Use the RED test lead to connect . The Maximum is 4000uA for µA measurement. The Maximum is 400mA for mA measurement. (6) COM & L1 Terminal This is the ground input terminal.
  • Page 13 Press the REL button (less than one second) again, the DMM will go back to the original mode. The " " sign disappears. (10) MAX & MIN Button Press this button (less than one second) to enter into the "MAX" mode, the "MAX" annunciator turns on, and the LCD shows the maximum value.

  • Page 14: Measurement

    7. MEASUREMENT Before proceeding with measurement , read the safety notes. (1) Voltage measurement Insert the BLACK test lead to COM terminal and the RED test lead to V Ω Hz terminal. Switch to V function for ACV or DCV measurement.
  • Page 15 (4) Continuity Check Continuity check shares the same configuration with 400.0Ω manual resistance measurement mode, but with buzzer output to indicate continuity. The audible threshold is 30Ω. (5) Diode measurement Diode measurement mode shares the same configuration with 4.000V manual voltage measurement mode.
  • Page 16 (8) Phase Rotation test (PR) Insert the BLACK test lead to L1(COM) terminal and the RED test lead to L2, L3(V Ω Hz terminal for phase rotation test. Switch to V function, then press the SEL button for ACV test. Then press the / Hz button for more than one second to enter into the "Phase Rotation"...
  • Page 17 blinking μA Step1 μA Step2 μA Step3 -15-...

  • Page 18: Maintenance

    Phase Rotation Indication Rotating Left L1 L3 L2 Rotating Right L1 L2 L3 (counter-clockwise) (clockwise) 8. MAINTENANCE a) Battery replacement : When the low battery warning symbol " " appears, change new batteries as follows : (1) Disconnect the test leads from the multimeter and turn off the power.
  • Page 19 Battery Cover Screw Batteries (1.5V AAA)×2 Fuse 0.5A / 600V (5 × 20 mm) Cleaning and Storage : WARNING To avoid electrical shock or damage to the meter, do not get water inside the case. Periodically wipe the case with a damp cloth and detergent.

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