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13 

Diode Test 

(using test leads)

 

 

Range/Resolution 

Accuracy 

Open circuit voltage 

Test current 

4V / 1mV 

( 1.0% + 2 dgt) 

3.2V 

about 0.6mA 

 
Overload Protection : 

500V DC or AC RMS 

 
Frequency

 (using test leads, auto or manual ranging)

 

 

Range 

Resolution 

Accuracy 

Trigger level 

Overload protection 

100Hz 

0.01Hz 

( 0.1% + 10 dgt) 

 

 

1kHz 

0.1Hz 

( 0.1% + 4 dgt) 

 

500V DC 

10kHz 

1Hz 

( 0.1% + 4 dgt) 

2.5 V RMS 

or AC RMS 

100kHz 

10Hz 

( 0.1% + 8 dgt) 

 

 

400kHz 

100Hz 

( 0.1% + 20 dgt) 

 

 

NOTE: 

Frequencies <100Hz or >100khz, readings may tend to be unstable. 

Minimum frequency :

 1Hz 

 

Summary of Contents for MW3105

Page 1: ...MW3105 DIGITAL CLAMP MULTIMETER...

Page 2: ...2 M MW3105 A 01...

Page 3: ...packing you should have the following items 1 Digital Clamp Meter 2 Test lead set one black one red 3 Carrying case 4 Instruction manual 5 Battery installed 1 2 Meter Safety Terms as marked on equipme...

Page 4: ...frequency resistance capacitance continuity and diode test measurements 2 Volt Plug Positive or high test lead input for voltage measurements 3 COM Plug Black common neutral ground low side test lead...

Page 5: ...OLD MAX or MIN and active level 10 PEAK Push button store peak value of a varying input PEAK displayed Press to toggle in and out 11 ZERO Push button to obtain difference between a stored reference an...

Page 6: ...6 Figure 1...

Page 7: ...ess Power Requirement Single 9 V battery NEDA 1604A 6F22 Battery Life 100 hours typical with alkaline Jaw opening 57mm 2 24 Position error Add 1 to specified accuracy if conductor is not centered in j...

Page 8: ...use only Maximum altitude of use 2000 meters Operating temperature 0 C to 50 C 70 relative humidity Storage temperature 20 C to 60 C 80 relative humidity with battery removed Installation category IE...

Page 9: ...5 dgt 800 1000A 3 5 5 dgt 1200A for 60 s maximum Specifications given from 5 to 100 of the range Accuracy given after having performed auto zero of the clamp AC Current Manual ranging Range Resolution...

Page 10: ...age using test leads auto or manual ranging Range Resolution Accuracy Input Impedance 400mV 100 V 1000M 4V 1mV 11M 40V 10mV 0 5 1 dgt 10M 400V 100mV 10M 1000V 1V 10M Overload protection 1000V DC or 75...

Page 11: ...0 V 1000M 100pF 4V 1mV 11M 100pF 1000V DC or 40V 10mV 1 5 4 dgt 10M 100pF 750V AC RMS 400V 100mV 10M 100pF 1000V 1V 10M 100pF Specifications given from 5 to 100 of the range except 400mV range see Con...

Page 12: ...rload protection 400 0 1 1 2 4 dgt 0 4V 4K 1 1 0 2 dgt 0 4V 40K 10 1 0 2 dgt 0 4V 500V DC or 400K 100 1 0 2 dgt 0 4V AC RMS 4M 1K 1 5 4 dgt 0 4V 40M 10K 2 0 4 dgt 0 4V Continuity Test using test leads...

Page 13: ...DC or AC RMS Frequency using test leads auto or manual ranging Range Resolution Accuracy Trigger level Overload protection 100Hz 0 01Hz 0 1 10 dgt 1kHz 0 1Hz 0 1 4 dgt 500V DC 10kHz 1Hz 0 1 4 dgt 2 5...

Page 14: ...ution Accuracy Overload protection 4nF 1pF 1 5 40 dgt 40nF 10pF 1 5 4 dgt 400nF 100pF 1 5 4 dgt 500V DC or 4 F 1nF 1 5 4 dgt AC RMS 40 F 10nF 1 5 4 dgt for C 20 F Accuracy specified after zeroing in r...

Page 15: ...rom cracks etc and that they make good contact with the plugs of your meter Do this for safe operation and to avoid false readings 3 Before taking a measurement review the related instructions in this...

Page 16: ...selector to OFF when not in use to conserve battery power 3 2 VOLTAGE MEASUREMENTS Use these instructions for AC and DC measurements CAUTION Never try to measure voltages greater than 750V AC or 1000...

Page 17: ...ents 1 Verify that power is off and that any capacitors are discharged in circuit about to be tested 2 For resistance measurements In AUTO default mode set function selector to Range is automatically...

Page 18: ...ector to position Continuity is the default symbol 3 Plug black test lead into COM plug Plug red lead into Hz F plug 4 Connect black test lead to cathode of diode red test lead to its anode Typical fo...

Page 19: ...and make sure they are fully dosed NOTE Position jaws around only one conductor centered and perpendicular to jaws If jaws are placed around two or more current carrying conductors reading will be fa...

Page 20: ...reading 3 7 FREQUENCY MEASUREMENTS 1 Set function selector to Hz position AUTO mode is on range is automatically selected 2 Plug black test lead into COM plug Plug red test lead into Hz F plug 3 Conne...

Page 21: ...at display 6 Accuracy Note Measurement accuracy can be improved by first selecting the ZERO feature Next zero the display which automatically subtracts any residual capacitance in the meter and test...

Page 22: ...ts MAX MIN HOLD PEAK HOLD and Relative Mode To exit manual ranging mode and return to autoranging hold the RANGE button down for about 2 seconds The range symbol will disappear from the display and th...

Page 23: ...eter reverts to manual range operation upon entering the MAX MIN Record mode if the test leads are not yet connected the meter will remain in the lowest range and may over range when connected If the...

Page 24: ...n down for about 2 seconds 3 14 RELATIVE MODE Relative mode ZERO permits measurements with respect to a reference other than zero First measure a value for use as your reference then press the ZERO bu...

Page 25: ...ry compartment cover is located at the rear of the case near bottom To replace battery remove screw in cover then remove cover The meter uses a standard 9 V NEDA 1604A 6F22 battery After replacing bat...

Page 26: ...afety requirements for electrical equipment for measurement control and laboratory use The European EMC directive 89 336 EEC amended by 93 68 EEC Emission standard EN 50081 1 Immunity standard EN 5008...

Page 27: ...27...

Page 28: ...28 SEFRAM 32 rue Edouard Martel BP 55 42009 SAINT ETIENNE Cedex 2 France Tel 0825 56 50 50 0 15 TTC mn or 33 4 77 59 36 81 Fax 33 4 77 57 23 23 Web www sefram fr E mail sales sefram fr...

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