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Mastech MS2115A, Руководство по эксплуатации

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MS2115A

Digital Clamp Meter

Operation Manual

Содержание MS2115A

Страница 1: ...MS2115A Digital Clamp Meter Operation Manual ...

Страница 2: ... 4 Maximum Minimum Measurement Choice 18 4 5 Function Choice 18 4 6 Relative Measurement And Surge Measurement 19 4 7 Back Light And Clamp Head Light 19 4 8 Automatic Power Off 20 4 9 Measurement Preparation 20 4 10 Current Measurement 21 4 11 Voltage Measurement 22 4 12 Frequency And Duty Ratio Measurement 23 4 13 Resistance Measurement 25 4 14 Diode Test 26 4 15 Circuit Continuity Test 26 4 16 C...

Страница 3: ...on Before use please check whether the probe insulation is damaged and if the metal wire is bare 1 2 Usage 1 2 1 When using select the right function and measuring range 1 2 2 Don t measure by exceeding indication value stated in each measuring range 1 2 3 When measuring a circuit with the meter connected do not contact with probe tip metal part 1 2 4 When measuring if the voltage to be measured i...

Страница 4: ...or easy operation with overload protection and low battery indicator It is an ideal multifunction meter for professionals factories schools fans and family use The meter is used for AC current DC current voltage DC voltage frequency duty ratio resistance capacitance measurement circuit connection diode test and non contact voltage detection The meter has automatic measuring range and manual measur...

Страница 5: ... measurement button 7 Frequency duty ratio switch button Hz 8 LCD display 9 Common end jack 10 Resistance capacitance voltage frequency diode and continuity input jack 11 Maximum minimum choice button MAX MIN 12 Reading hold Back light button B L HOLD 13 Transfer switch 14 NCV indicator 2 1 Part Name 10 12 11 13 14 1 2 3 4 8 9 5 6 7 ...

Страница 6: ...d for reading hold or back light control FUNC button used for measuring function switch RANGE button used for switching manual measuring range state REL button used for entering relative measurement state Hz button used for frequency and duty ratio measurement function switch MAX MIN button used for maximum minimum measurement function switch OFF position used for shutting off the power INPUT jack...

Страница 7: ...75 with the period of one year 3 1 General 3 2 Technical Indicators Environment temperature 23 5 C relative humidity RH 75 3 2 1 True RMS Zero Input Characteristic 3 2 1 1 For measuring non sinusoidal wave signal uses true RMS measuring method which has less error than traditional average response measuring method 3 2 1 2 The true RMS meter can accurately measure non sinusoidal wave signal but if ...

Страница 8: ...or 1000V DC Note In the small voltage measuring range the probe is not connected with the circuit to be tested and the meter may have fluctuating readings which is normal and caused by the meter s high sensitivity This does not affect actual measurement results 3 2 6 AC Voltage Accuracy Resolution Measuring range 0 8 reading 4 digits 1V 0 6 reading 5 digits 0 1V 0 01V 0 001V 0 1mV 0 01mV 60mV 600m...

Страница 9: ...rough mode HZ DUTY Accuracy Resolution Measuring range 0 001Hz 9 999Hz 99 99Hz 0 01Hz 0 001kHz 9 999kHz 0 3 reading 5 digits 0 1Hz 999 9Hz 99 99kHz 999 9kHz 9 999MHz 0 01kHz 0 1kHz 0 001MHz Overload protection 250V DC or AC RMS The input voltage range 2V input voltage will increase when the frequency to be measured increases 3 2 8 Duty Ratio Accuracy Resolution Measuring range 0 1 99 9 3 0 0 1 3 2...

Страница 10: ...11 Capacitance Accuracy Resolution Measuring range 3 0 reading 5 digits 9 999nF Overload protection 250V DC or AC RMS 99 99nF 999 9nF 9 999µF 99 99µF 999 9µF 9 999mF 99 99mF 0 001nF 0 01nF 0 1nF 0 001µF 0 01µF 0 1µF 0 001mF 0 01mF 3 2 12 Diode Test Function Resolution Measuring range Forward DC current is about 1mA Backward DC voltage is about 3 3V Overload protection 250V DC or AC RMS 0 001V Disp...

Страница 11: ...The meter is in the maximum minimum value measurement state it can t switch to frequency duty ratio measurement mode 4 4 Maximum Minimum Measurement Choice 1 Press MAX MIN key to enter MAX mode and always keep measurement maximum value press MAX MIN key again the meter will enter minimum value measurement state press MAX MIN key for the third time the meter will display the difference of maximum a...

Страница 12: ...Light And Clamp Head Light Note When battery voltage 7 2V the LCD displays undervoltage symbol When the user uses the backlight the battery voltage drops below 7 2 V due to high working current The symbol may appear and measurement accuracy is not guaranteed Contimue to use the meter normally without using backlight Do not replace the battery until symbol shows under normal cnditions 4 8 Automatic...

Страница 13: ...easure Electric shock hazard Pay special attention to avoid shock when measuring high voltage Don t input voltage more than AC750 RMS Warning 1 Insert black probe to COM jack insert red probe to INPUT jack choose appropriate measuring range 2 Place transfer switch to AC voltage or position At this time the meter is in the DC voltage measurement state To measure AC voltage press FUNC button to ente...

Страница 14: ...mum input current is 1000A AC RMS 2 In Voltage Measurement Mode Electric shock hazard Pay special attention to avoid shock when measuring high voltage Don t input voltage more than AC 750 RMS Warning 1 Insert black probe to COM jack insert red probe to INPUT jack 2 Place transfer switch to or position press FUNC to enter AC voltage measurement state 3 Prss Hz key to switch to frequency measuring s...

Страница 15: ...he both ends of resistor or circuit to be tested for measurement 4 LCD will show readings Note 1 When the input end is open LCD shows 0L outrange state 2 When the resistance to be tested 1M the meter reading will stablilizee after a few seconds which is normal for high resistance readings 4 14 Diode Test 1 Insert black probe to COM jack insert red probe to INPUT jack 2 Measuring switch is placed t...

Страница 16: ...the distributed capacitance of meter and cable Note 4 17 Surge Current Measurement Electric shock hazard Remove the probe from the meter before measuring with current clamp Warning 4 10 1 Measuring switch is placed to position A 4 10 2 Hold the trigger open clamp head clip one lead of measurement circuit to be tested in the clamp 4 10 3 Press REL INRUSH button more than 2 sec to enter surge curren...

Страница 17: ...ight 3 External sources of interference such as flashlight motor etc may incorrectly trigger non contact voltage detection Note 5 Maintenance 5 1 Replace Battery Before opening the meter battery cover remove probe from the circuit to be measured to avoid electric shock Warning 1 When the battery symbol appears the battery should be replaced immediately 2 Unscrew the fastening screw of the battery ...

Страница 18: ...HYS007030 ...

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