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Instruction Manual

Extech Instruments 380224, Instruction Manual

The Extech Instruments 380224 is a versatile and reliable digital multimeter designed to simplify complex electrical measurements. Maximize your use of this advanced device by accessing its comprehensive Instruction Manual, available for free download on our website. Make the most of your instrument's features with ease and convenience.

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INSTRUCTION MANUAL

Model 380224

Heavy Duty Phase Indicator DMM

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High Accuracy

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Voltage, Resistance, Frequency,

Capacitance, and Temperature functions

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Phase indication

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Low battery and over range indication

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Summary of Contents for 380224

Page 1: ...INSTRUCTION MANUAL Model 380224 Heavy Duty Phase Indicator DMM High Accuracy Voltage Resistance Frequency Capacitance and Temperature functions Phase indication Low battery and over range indication ...

Page 2: ...st leads temp probe fuse battery wrist strap and manual Range Specifications Accuracy specified for a period of 1 year after calibration at 23 o C 5 o C Mode Measurement Range Resolution Accuracy Rdg Input Protection Comments DCV 2 20 200 600V 1mV 1 2 1 d 600V AC DC Input Z 10MΩ ACV 200 600V 100mV 2 0 4 d 600V AC DC Input Z 4 5MΩ 50 500HZ CAP 20 200 2000µF 20mF 4 0 10 d 0 1A 250V fast blow fuse Te...

Page 3: ...asurements Do not touch exposed metal pipes outlets fixtures etc which may be at ground potential The user should be isolated from ground by using dry clothing rubber soled shoes rubber mats or other approved insulating material 3 Remove power to the circuit under test before cutting unsoldering or breaking the circuit Small amounts of current can be dangerous 4 Use caution when working above 60V ...

Page 4: ... the meter will indicate 10 This residual values 10MΩ on the 2000MΩ and 1MΩ on the 200MΩ range must be subtracted from readings taken in these ranges Diode Measurements a Set the rotary switch to the diode position b Remove power to the circuit under test external voltage across device under test will cause invalid readings c Connect the RED test lead to the V input terminal d Touch probes to the ...

Page 5: ...ear and the audible tone will sound continuously If the connection is incorrect the ER LCD icon will appear If the error icon ER is displayed remove power to the device under test reconfigure the wiring before applying power again and test for correct phase Repeat as necessary Maintenance Battery Replacement The battery symbol on the LCD alerts the user of low battery voltage Remove the test leads...

Page 6: ...ance and proper packaging to prevent damage in transit This warranty does not apply to defects resulting from action of the user such as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification Extech specifically disclaims any implied warranties or merchantability or fitness for a specific purpose and will not be liable for any direct i...

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