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Besantek BST-CM270, Instruction Manual, Page: 5 / 19

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Besantek BST-CM270 Instruction Manual Download Page 5

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3

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3. FEATURES

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4000 - count  LCD.

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Full automatic measurement.

 

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Voltage measurement.

 

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Current measurement.

 

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Resistor measurement.

 

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Capacitor measurement

 

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Frequency counter.

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Range change function.

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Data Hold function freezes the reading.

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Continuity check.

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Diode measurement.

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Low battery indication.

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Auto Power Off (APO) function.

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Safety design throughout with no exposed metal parts,

shielded banana plugs and recessed input terminals.

99 Washington Street 
Melrose, MA 02176 

Phone

 781-665-

1400

Toll Free 1-800-517-8431

Visit us at www.T

estEquipmentDepot.com

Summary of Contents for BST-CM270

Page 1: ...BESANTEK BST CM270 AC DC DIGITAL CLAMP METER INSTRUCTION MANUAL 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 2: ...INDEX 1 INTRODUCTION 2 SAFETY NOTES 3 FEATURES 4 SPECIFICATIONS 5 INSTRUMENT LAYOUT 6 MEASUREMENT 7 MAINTENANCE Page 1 2 3 4 8 9 11 12 15 16 ...

Page 3: ...s been designed and tested according to CE Safety Requirements for Electronic Measuring Apparatus IEC EN61010 1 and other safety standards Follow all warnings to ensure safe operation WARNING READ SAFETY NOTES NEXT PAGE BEFORE USING THE METER 1 ...

Page 4: ... clamp around any conductor carrying a voltage above 600V R M S Rated environmental conditions 1 lndoor use 2 IEC EN 61010 1 CAT Ill 600V CAT 111000V 3 Pollution degree II 4 Altitude up to 2000 meter 5 Relative humidity 80 max 6 Ambient temperature 0 40 C Observe the international Electrical Symbols listed below rr i Meter protected throughout by double insulation or L J reinforced insulation Warn...

Page 5: ...change function Data Hold function freezes the reading Continuity check Diode measurement Low battery indication Auto Power Off APO function Safety design throughout with no exposed metal parts shielded banana plugs and recessed input terminals 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 6: ...F 40 nF 400 nF 4 µF 40 µF 400 µF 4mF Frequency counter 4K Hz 20K Hz ACV Range Resolution Accuracy at 40 500Hz 400 mV 0 1 mV 2 0 rdg 3dgt 4 V 1 mV 1 5 rdg 3dgt 40 V 10 mV 1 5 rdg 3dgt 400 V 100 mV 1 5 rdg 3dgt 750 V 1 V 1 5 rdg 3dgt Overload protection 750V AC RMS Frequency Response 0 400mV at 40Hz 100Hz 4V 750V at 40Hz 500Hz ACA Range Resolution Accuracy 400 A 0 1 A 0 1500A 1 5 rdg 4dgt 1500 2000A...

Page 7: ...3dgt Overload protection 1000V DC DCA Range Resolution Accuracy 400 A 0 1 A 0 1500A 1 5 rdg 4dgt 1500 2000A 2 5 rdg 4dgt 2000 A 1 A Resistance Range Resolution Accuracy 400 Ω 0 1 Ω 1 5 rdg 3dgt 4 KΩ 1 Ω 1 5 rdg 3dgt 40 KΩ 10 Ω 1 5 rdg 3dgt 400 KΩ 100 Ω 1 5 rdg 3dgt 4 MΩ 1 KΩ 1 5 rdg 3dgt 40 MΩ 10 KΩ 2 0 rdg 4dgt Overload protection 500V AC RMS or 500V ...

Page 8: ...ge Resolution Accuracy 4 nF 30p 4nF 1 pF 3 0 rdg 5dgt 40 nF 10 pF 400 nF 100 pF 4 µF 1 nF 40 µF 10 nF 400 µF 100 nF 4 mF 1 µF 15 rdg 5dgt Overload protection 500V AC RMS or 500V DC Frequency counter Range Resolution Accuracy 4K Hz 1 Hz 0 5 rdg 2dgt 20K Hz 10 Hz 0 5 rdg 2dgt Overload protection 500V AC RMS or 500V DC Trigger level 0 2V ...

Page 9: ...attery included Power source One type PP3 6F22 006P or equivalent 9V battery Operating Principle Dual slope integration Over rage indication O L indicated Low Battery Indication sign appears on the display when the battery voltage drops below accurate operating level Response Time Approx 1 second Sample Rate Approx 2 times per second 7 BESANTEK Corporation CANADA ...

Page 10: ...Storage Temperature Humidity 10 C to 50 C at 80 max relative humidity Battery Life Approx 50 hours on continuous use Accessories Test leads Soft pouch Instruction Manual Battery one 006P 9V 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 11: ...BESANTEK 5 INSTRUMENT LAYOUT 8 9 f 10 9 BESANTEK Corporation CANADA ...

Page 12: ...ased the jaws will close again 4 Function selector rotary switch The rotary switch selects the function 5 LCD Display The LCD display indicates the function mode bar graph annunciator and measured value of a signal Field effects 3 digit LCD with maximum reading of 3999 6 Volt Ohm Frequency Terminal This is positive input terminal for voltage ohm frequency measurement Use the RED test lead to conne...

Page 13: ...p updating the LCD display This mode can be nested in most of the special modes Enabling HOLD function in automatic mode makes the meter switch to manual mode but the full scale range remains the same HOLD function can be cancelled by changing the measurement mode pressing Range or push HOLD again 11 DCA zero adjust shaft 12 Auto Power Off APO The meter has a default auto power off function APO an...

Page 14: ...voltage the polarity of the leads can be ignored Read the display If the readings exceed AC S00V DC 600V maybe the reading value is wrong and it is dangerous Refer to the safety notes 2 DC Voltage measurement Insert the BLACK test lead to COM and the RED one to the other terminal Set the function switch to DCV Connect the test leads to the object to be measured Read the display Reversing the polar...

Page 15: ...asurement Set the function switch to DCA If the inital reading of DCA is not zero adjust the DCA zero adjustment shaft until the display shows zero Press the jaw trigger to open the transfomer jaw and clamp onto one conductor only Read the display 5 Diode measurement CAUTION Make sure that there is no voltage in the circuit or components being measured 13 BESANTEK Corporation CANADA ...

Page 16: ...nt digit will not display 6 Capacitance measurement Switch to capacitance measurement mode Insert the BLACK test lead to COM and the RED one to the other terminal Connect the test leads to the capacitance test and read the display directly In order to obtain an accurate reading a capacitor must be discharged before measurement begins The chip has a built in discharge mode to automatically discharg...

Page 17: ... to COM and the RED one to the other terminal Apply the test leads to the points across which the frequency is to be measured and read the result directly from the display 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 18: ...wer 2 Unscrew the battery cover and replace with a new Battery 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 Do not use abrasives or solvents If the meter is not to be used for a long time over 60 days please remove the battery for storage 16 BESANTEK Corporation CANADA ...

Page 19: ...rmed on circuits directly connected to the low voltage Installation CAT I Is for measurements performed on circuits not directly Connected to Mains Due to our policy of constant improvement and development we reserve the right to change specifications without notice 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

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