Table of Contents
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Contents
1. GENERAL INSTRUCTIONS....................................................................................................................................1
1.1 Precaution safety measures...................................................................................................................................1
1.1.1 Preliminary....................................................................................................................................................... 1
1.1.2 During use........................................................................................................................................................3
1.2 Symbols..................................................................................................................................................................... 4
1.3 Instructions................................................................................................................................................................ 4
2. DESCRIPTION........................................................................................................................................................... 6
2.1 Instrument Familiarization...................................................................................................................................... 6
2.2 LCD Display.............................................................................................................................................................. 7
2.3 Key pad......................................................................................................................................................................9
3. FUNCTION DESCRIPTION................................................................................................................................... 11
3.1 General Functions................................................................................................................................................. 11
3.1.1 DATA HOLD mode....................................................................................................................................... 11
3.1.2 Manual ranging and Autorange mode.......................................................................................................11
3.1.3 True RMS measurement............................................................................................................................. 12
3.1.4 Relative measurement mode......................................................................................................................12
3.1.5 Analog indication bar....................................................................................................................................12
3.1.6 Auto power off setting.................................................................................................................................. 13
3.2 Measurement Functions....................................................................................................................................... 14
3.2.1 AC and DC Voltage measurement.................................................................................................................. 14
3.2.2 Resistance measurement................................................................................................................................. 15
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Summary of Contents for ST VA52
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Page 1: Table Of Contents
Contents TITLE PAGE 1. GENERAL INSTRUCTIONS............................1 1.1 Precaution safety measures...........................1 1.1.1 Preliminary............................... 1 1.1.2 During use................................3 1.2 Symbols..................................4 1.3 Instructions................................4 2. DESCRIPTION................................6 2.1 Instrument Familiarization............................6 2.2 LCD Display................................7 2.3 Key pad..................................9 3. FUNCTION DESCRIPTION........................... 11 3.1 General Functions.............................. -
Page 2: Title Page
TITLE PAGE 3.2.3 Diode Test................................16 3.2.4 Continuity Check..............................17 3.2.5 Capacitance measurement..........................18 3.2.6 Frequency measurement..........................19 3.2.7 Current measurement............................20 3.2.8 Temperature measurement..........................21 3.2.9 PC Link.................................21 4. TECHNICAL SPECIFICATIONS.......................... 22 4.1 General specifications............................22 4.2 Measurement specifications..........................23 4.2.1 AC Voltage..............................23 4.2.2 DC Voltage..............................24 4.2.3 Frequency.............................. - Page 3 TITLE PAGE 5.1 General maintenance............................28 5.2 Fuse replacement..............................28 5.3 Battery replacement.............................. 29 6. ACCESSORIES............................... 29...
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Page 5: General Instructions
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 1. GENERAL INSTRUCTIONS This instrument complies with IEC 61010-1：2001, CAT Ⅲ 1000V and CAT Ⅵ 600V overvoltage standards. See Specifications. To get the best service from this instrument, read carefully this user's manual and respect the detailed safety precautions. - Page 6 6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL Overvoltage In brief Examples category • Protected electronic equipment. • Equipment connected to (source) circuits in which measures are taken CATⅠ Electronic to limit transient overvoltages to an appropriately low level. • Any high-voltage, low-energy source derived from a highwinding resistance transformer, such as the high-voltage section of a copier.
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Page 7: During Use
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 1.1.2 During use * If the meter is used near noise generating equipment, be aware that display may become unstable or indicate large errors. * Do not use the meter or test leads if they look damaged. * Use the meter only as specified in this manual;... -
Page 8: Symbols
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL voltage pulses at the test points can damage the multimeter. Use of a TV filter will attenuate any such pulses. * Use just one 6F22 battery, properly installed in the Meter's battery case, to power the Meter. * Replace the battery as soon as the battery indicator ( ) appears. - Page 9 6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL appropriately qualified personnel, after having taken into account the instructions in this present manual. * A "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 established practices.
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Page 10: Description
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 2. DESCRIPTION 2.1 Instrument Familiarization The front panel is shown as in Figure 2-1, explanation being as follows: ○ 1 LCD display Used for displaying the measuring results and various symbols. ○ 2 Keypad Measurement function keys. -
Page 11: Lcd Display
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 2.2 LCD Display Figure 2-2... - Page 12 6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL LCD screen is shown as in Figure 2-2, with its every symbol’s meaning shown as in the Table 1: Meaning Symbol Indicator for auto power off Indicator for DC voltage or current Indicates negative readings Indicator for AC voltage or current PC-LINK The Meter is in the data transmission mode.
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Page 13: Keypad
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL Tabel1 (continue) Meaning Symbol ℃℉ μmVA Measurement units nμmF MKHz The second function is enabled. Analog bar, indicating the measurement value with a graphic mode The main-display for the meter’s measurement value, showing all the measurement values 2.3 Keypad 2.3.1 SELECT... - Page 14 6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL At V, Hz, ,, A, mA and A. 1. Press RANGE to enter the manual ranging mode. 2. Press RANGE to step through the ranges available for the selected function. 3. Press and hold RANGE for 2 seconds to return to autoranging. 2.3.3 REL△...
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Page 15: Function Description
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL PC-LINK mode. Repeat it to exit PC-LINK mode. 3. When input AC signal, press SHIFT key and the ‘SHIFT’ symbol will show on LCD. Then press the MAX/MIN key to enter peak mode. The main-display always shows current value of signal, and the sub-display shows To exit peak mode, after press SHIFT key, press MAXMIN key PMAX value. -
Page 16: True Rms Measurement
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL To enter and exit the manual range mode: 1. 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 modes, the Meter exits this mode. -
Page 17: Auto Power Off Setting
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL the relative value. 3.1.6 Auto power off setting 1. The Meter enters the "sleep mode" and blanks the display if the Meter is on but not used for 30 minutes.Press any key or rotate the rotary switch to wake the meter up. 2. -
Page 18: Measurement Functions
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2 Measurement Functions 3.2.1 AC and DC Voltage measurement To avoid electrical shock and/or damage to the instrument, do not attempt to take any voltage measurement that might exceeds 1000Vdc 1000Vac rms. To avoid electrical shock and/or damage to the 。。... - Page 19 6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.2 Frequency and Duty Cycle measurement Do not measure Frequency on high voltage (>1000V) to avoid electrical shock hazard and/or damage to the instrument. To measure frequency or Duty Cycle(set up and connect the Meter as shown in Figure 3-2): 1.
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Page 20: Resistance Measurement
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.3 Resistance measurement To avoid electrical shock and/or damage to the instrument, disconnect circuit power and discharge high-voltage capacitors before measuring resistance. Resistance is an opposition to current flow. The unit of resistance is the ohm (). The Meter measures resistance by sending a small current through the circuit. -
Page 21: Diode Test
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.4 Diode Test To avoid electrical shock and/or damage to the instrument, disconnect circuit power and discharge all high-voltage capacitors before testing diodes. To test a diode out of a circuit (set up the Meter as shown in 。。... -
Page 22: Continuity Check
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.5 Continuity Check To avoid electrical shock and/or damage to the instrument, disconnect circuit power and discharge high-voltage capacitors before testing Continuity. 。。 To test for continuity (set up the Meter as shown in Figure 3-5): 1. -
Page 23: Capacitance Measurement
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.6 Capacitance measurement To avoid electrical shock and/or damage to the instrument, disconnect circuit power discharge all high-voltage capacitors before measuring capacitance. Use the dc voltage function to confirm that the capacitor is discharged. Capacitance is the ability of a component to store an electrical charge. -
Page 24: Current Measurement
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.7 Current measurement To avoid damage to the Meter or injury if the fuse blows, never attempt in-circuit current measurement where the open-circuit potential to earth is greater than 1000V. To avoid damage to the meter, check the meter's fuse before proceeding. -
Page 25: Temperature Measurement
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3.2.8 Temperature measurement To avoid electrical shock and/or damage to the instrument, do not apply more than 250Vdc or 220Vac rms between the °C terminal and the COM terminal. To avoid electrical shock, do not use this instrument when voltages at the measurement surface exceed 60v dc or 24v rms. -
Page 26: Technical Specifications
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 3. Connect the meter’s OPTICAL PORT and computer USB port with the USB line. 4. Select the default sampling rate or you can select other desired sampling rate. 5. Now press the Start in the PC-LINK SOFT to measure and view the synchronic data or graph in the software interface. -
Page 27: Measurement Specifications
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL Power source: 9V Battery type: 6F22. Dimensions: 190(L)90(W)40(H) mm. Weight: 500g. Approx. (battery included). 4.2 Measurement specifications Accuracy is specified for one year after calibration, at operating temperatures of 18℃ to 28℃, with relative humidity at 0% to 75%. -
Page 28: Dc Voltage
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 4.2.2 DC Voltage DCV: Range Resolution Accuracy 660mV 0.1mV ±(0.5% +5) 6.6V ±(0.8% +5) 10mV ±(0.8% +5) 660V 100mV ±(0.8% +5) 1000V ±(1.0% +2) 4.2.3 Frequency Logic frequency (1Hz-1MHz) Function Range Resolution Accuracy 66.00Hz 0.01 Hz 660.0Hz 0.1 Hz... -
Page 29: Duty Cycle
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL Linear frequency （6HZ~10KHZ） Function Range Resolution Accuracy 600mV 600mV 6.6V Frequency ±(0.05%+8) (6Hz-66KHz) 660V Above accuracies can be guaranteed within 10%~100% of the full range. 4.2.4 Duty cycle Range Resolution Accuracy 1%∽99% 0.01% ±(2%+10) 4.2.5 Resistance Range Resolution... -
Page 30: Continuity Check
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 4.2.7 Continuity Check Range Resolution Test Condition 660 0.1 Open circuit voltage: approx. 0.5V Description: Continuity beeper≤30 4.2.8 Capacitance Range Resolution Accuracy 6.6nF ±(5.0% +5) 66nF 10pF 660nF 100pF ±(3.0% +3) 6.6F 10nF 66F 100nF ±(5.0% +3) 660F... -
Page 31: Current
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 4.2.10 Current DCA: Range Resolution Accuracy 660A 0.1A ±(1.0% +3) 6600A 1A 66mA 0.01mA ±(1.5% +3) 600mA 0.1mA 10mA ±(1.8% +5) ACA: Range Resolution Accuracy 660A 0.1A ±(1.5% +5) 6600A 1A 66mA 0.01mA ±(1.8% +8) 600mA 0.1mA 10mA... -
Page 32: Maintenance
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 5. MAINTENANCE This section provides basic maintenance information, including fuse and battery replacement instructions. Do not attempt to repair or service your Meter unless you are qualified to do so and have the relevant calibration, performance test, and service information. -
Page 33: Battery Replacement
6600 COUNTS DIGITAL MULTIMETER USER'S MANUAL 5.3 Battery replacement To avoid false readings, which could lead to possible electric shock or personal injury, replace the battery as soon as the battery indicator ( ) appears. Before replacing the battery, disconnect test leads and/or any connectors from any circuit under test, turn the meter off and remove test leads from the input terminals.
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