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Table of Contents
Summary of Contents for Byram Labs DSA-2003A
- Page 1 6/05 Form #355 OPERATING INSTRUCTIONS DSA-2003A DIGITAL AC/DC CLAMP METER...
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Page 2: Table Of Contents
Contents 1 ． Safety Warnings 1．Safety Warnings ………………………………………………………1 This instrument has been designed, manufactured and tested 2．Features ………………………………………………………………5 according to IEC 61010: Safety requirements for Electronic Measuring 3．Specifications …………………………………………………………6 apparatus, and delivered in the best condition after passed the 4．Instrument Layout ……………………………………………………9 inspection. - Page 3 The symbol indicated on the instrument means that the user must DANGER refer to related parts in the manual for safe operation of the instrument. ●Never make measurement on a circuit in the following categories; Be sure to carefully read the instructions following each symbol in Measurement category Ⅳ(CAT.Ⅳ) : over AC/DC600V...
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Page 4: 2．Features
2 ． Features CAUTION ●Make sure that the Function Selector switch is set to an appropriate ●Tear-drop-shaped jaws for ease of use in crowded cable areas and position before making measurement. ●Always make sure to insert each plug of the test leads fully into the other tight places appropriate terminal on the instrument. -
Page 5: 3．Specifications
OUTPUT Voltage(Output impedance: about 10kΩ) 3 ． Specifications Range DC Output Voltages Input Currents Accuracy Measuring Ranges and Accuracy (at 23±5℃, 45 to 85%RH) 400A 0 to 400.0mV 0 to 400A ±1.5%rdg±3mV 2000A 0 to 200.0mV 0 to 2000A ±1.5%rdg±3mV DC Current Range Measuring Ranges... -
Page 6: Instrument Layout
●Power Source : Two R6P(DC1.5V) batteries or equivalent 4. Instrument Layout ●Current Consumption : Approx. 9mA max ●Sleep function : Automatically switches to the Sleep mode in about 10 minutes after the last switch or button operation (current consumption in the Sleep mode: about 20μA) ●Safety Standard: : IEC 61010-2-032 pollution degree 2 overvoltage CAT.Ⅳ... - Page 7 ⑤AC/DC Button ⑨Terminal Cover Used to switch the instrument between the AC and DC modes. Used to enclose the input terminals (COM and V/Ω ) when the The instrument is set to the AC mode when it is powered on. Press OUTPUT terminal is in use, thus avoiding accidental application of this button to select the DC mode.
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Page 8: 5．Preparation For Measurement
5 ． Preparation for Measurement 6 ． Measurement 6-1 DC Current Measurement 5-1 Checking Battery Voltage Set the Function Selector switch to any position other than "OFF". DANGER When the display is clear without 胝胙腱腱 showing, proceed to ●To avoid electric shock, never make measurement on a circuit in measurement. -
Page 9: Ac Current Measurement
6 − 2 AC Current Measurement d. Press the trigger to open the transformer jaws and clamp them onto DANGER the conductor under test and take the reading on the display ●To avoid electric shock, never make measurement on a circuit in the following catrgories;... -
Page 10: 6−3 Dc Voltage Measurement
6 − 3 DC Voltage Measurement 6 − 4 AC Voltage Measurement DANGER DANGER ●To avoid electric shock, never make measurement on a circuit in ●To avoid electric shock, never make measurement on a circuit in the following categories; the following categories; Measurement category Ⅳ(CAT.Ⅳ) : over DC600V Measurement category Ⅳ(CAT.Ⅳ) -
Page 11: 6−5 Resistance Measurement
6 − 5 Resistance Measurement 6-6 Continuity Check (Fixed 400 Ω range) DANGER DANGER ●Never try to make measurement on a circuit that is not de- ●Never try to make measurement on a circuit that is not de live. energized. ●Do not make measurement with the battery compartment cover ●Do not make measurement with the battery compartment cover removed. -
Page 12: 7．Other Functions
6 − 7 MAX Measurement (Response time: 400ms) 7 ． Other Functions The MAX measurement mode is used to display a maximum reading 7 − 1 Sleep Function over a certain period of time. This function is available on all ranges other than Ω... -
Page 13: 7−2 Data Hold Function
7-3 OUTPUT Terminal (For current measurement only) 7 − 2 Data Hold Function This is a function used to freeze the measured value on the display. DANGER Press the Data Hold button to freeze the reading. The reading will ●Never make measurement on a circuit in the following categories; be held regardless of the subsequent variation of current, voltage or Measurement category Ⅳ(CAT.Ⅳ) : over AC/DC600V... -
Page 14: 8．Battery Replacement
necessary in AC current measurement. There is no polarity in the 8 ． Battery Replacement reading either. ◇In the DC mode, the output voltage from the OUTPUT terminal may not reduce to nil even if the display is zero adjusted with the WARNING Zero ADJ button.
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