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DIGITAL CLAMP METER User’s manual TM-

1012

HB2TM1012UL1

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Summary of Contents for TM-1012

Page 1: ...DIGITAL CLAMP METER User s manual TM 1012 HB2TM1012UL1 ...

Page 2: ...ads holster 6 4 Measurement 7 4 1 4 1 Notes 7 4 2 AC Current ACA measurement 8 4 3 AC Voltage ACV measurement 9 4 4 DC Voltage DCV measurement 10 4 5 Resistance measurements 11 4 6 Continuity test 12 4 7 Diode Check 13 5 Symbols Description 14 6 Safety precaution 14 7 Maintenance Notes 15 7 1 Maintenance and Care 16 ...

Page 3: ...lowing conditions while measuring 1 FEATURES Jaws opening up to 30mm The maximum conductor size is ψ30mm Safety sockets designed Data Hold Impedance in circuit is below 25Ω The buzzer will sound 2 SPECIFICATIONS a Display 3 1 2 digits LCD with maximum reading 1999 Plus decimal point unit symbol indication b Polarity Indication Automatic polarity display for negative input c Overload Indication LCD...

Page 4: ...Disabling Auto Off Set the range selector OFF position to any range and also press down RANGE button l Operating Temperature 5 to 40 m Operating Humidity 80 relative humidity for temperatures up to31 decreasing linearly to 50 relative humidity at 40 n Storage Temperature Humidity 10 to 60 0 70 RH o Safety EN 61010 1 2001 and EN 61010 2 032 2002 UL61010B 1 UL1010B 2 032 CATIII 600V between ground a...

Page 5: ... Hz Overload Protection 200A 0 1A 1 5 10 600A rms 60 second 400A 1A ACV Auto Manual Range Resolution Accuracy 50Hz 500 Hz Input Impedance Overload Protection 2V 1mV 1 0 3 11MΩ DC AC 660V rms 20V 10mV 10MΩ 200V 100mV 600V 1V 1 2 3 DCV Auto Manual Range Resolution Accuracy Input Impedance Overload Protection 2V 1mV 0 8 2 11MΩ DC AC 660V rms 20V 10mV 10MΩ 200V 100mV 600V 1V 1 0 2 Continuity Test ...

Page 6: ...VDC 600V rms Resistance Auto Manual Range Resolution Accuracy Max Open Voltage Overload Protection 200Ω 0 1Ω 1 5 about 1 5VDC DC AC 600V rms 60Second 2KΩ 1Ω 1 3 About 0 45VDC 20KΩ 10Ω 200KΩ 100Ω 2MΩ 1KΩ 20MΩ 10KΩ 3 3 3 INSTRUMENT DESCRIPTION SEE FIG 1 1 Inductive clamp jaw 2 Safety guard 3 Jaw Trigger 4 DATA HOLD button The reading data shown on LCD can be locked while pressing the button ...

Page 7: ...ing mode is activated again while pressing the button more than 2 seconds or setting the range 8 LCD 9 V Ω Jack It is used for the connection of positive signal input while measuring DCV ACV Ω 10 COM Jack it is used for the connection of negative signal input while measuring DCV ACV Ω 1 Inductive clamp Jaw 2 Safety guard 3 Data hold 4 Rotary Range Selector 5 Range button 6 LCD 7 V ΩJack 8 Jaw Trig...

Page 8: ...d marks as much as possible see Fig 2 in order to meet the meter accuracy specifications LEGEND 1 Alignment marks 2 Conductor Fig 2 Alignment marks 3 2 USE OF RUBBER TEST LEADS HOLSTER In standard accessories of instrument there is a rubber holster that inserted on clamp can bring one of two test leads like showed in Fig 3 1 2 ...

Page 9: ... see value at display of instrument 4 MEASUREMENT 4 1 4 1 NOTES 1 Check if the batteries are installed properly 2 Check if the LCD and the range indicator show the same as the function desired 3 When changing range firstly remove the tested conductor or electrical circuit from the clamp jaw in order to avoid and accident 4 Strong vibrations and impacts may cause damage to the instrument ...

Page 10: ...e for the non sine wave AC signal otherwise there will be a great error 10 When measuring current always put the tested conductor in the center of the clamp jaw so as to obtain a more accurate reading 11 During measuring if the value of reading or indication of sign remain unchanged check if the DATA HOLD function is active and the symbol HOLD MANU is displayed on the LCD 12 In order to avoid read...

Page 11: ...he center of the clamp jaws See Fig 4 No gap is allowed between the connections of clamp jaws 3 The current value will be indicated on the LCD 4 If the reading is difficult press the DATA HOLD button to hold the obtained value To exit from this function press DATA HOLD button again Fig 4 Use of the clamp during AC current measurement 4 3 AC VOLTAGE ACV MEASUREMENT W CAUTION ARNING ...

Page 12: ...lack test lead plug into COM jack 3 Connect the two long ends of test leads to the desired circuit and then reading will be displayed 4 If the reading is difficult Press DATA HOLD button to hold the obtained value To exit from this function press DATA HOLD button again 4 4 DC VOLTAGE DCV MEASUREMENT W CAUTION ARNING Max Input for DCV or ACV is 600V Do not attempt to take any voltage measurement wh...

Page 13: ...ed test lead plug into V Ω jack and the block test lead plug into COM jack 3 Connect the two long ends of test leads to the desired circuit 4 If the reading is difficult press DATA HOLD button to hold the obtained value To exit from this function press DATA HOLD button again 4 5 RESISTANCE MEASUREMENTS WARNING CAUTION ...

Page 14: ... 6 Use of clamp for resistance measures 1 Select Ω range 2 Insert the test leads into the jacks the red test lead play into V Ω jack and the black test lead plug into COM jack 3 Connect the two long ends of test leads to the desired circuit then reading will be displayed 4 Press DATA HOLD button to hold the value when takes the resistance measurement if it s necessary 4 6 CONTINUITY TEST 1 Select ...

Page 15: ... sounds the resistance value is lower than 25Ω approximately 4 7 DIODE CHECK 1 Select range 2 Insert the test leads into the jacks The red test lead plug into V Ω jack and the black test lead plug into COM jack 3 Insert the two long ends of test leads to the P N junction under test The RED terminal is the positive terminal and the BLACK terminal is the negative one 4 The threshold voltage will be ...

Page 16: ...ation around and removal from hazardous live conductors is permitted 6 SAFETY PRECAUTION CAUTION Take extreme care for the following conditions while measuring 1 Measuring voltage over 20V as it may cause human body electricity conduction 2 Measure AC power 3 Do not measure voltage current under humid or wet environment 4 If any unusual condition of test leads end metal part And attachment of the ...

Page 17: ... In order to avoid reading incorrect data you have to replace the batteries immediately when the symbol appears on the LCD 9 In order to avoid the damage caused by contamination and static electricity do not touch the circuit board before you take any adequate action 7 MAINTENANCE NOTES CAUTION If the symbol appears on the LCD please replace the battery immediately 1 Remove all test leads and the ...

Page 18: ... or danger during use 2 Do not use strong or abrasive detergents water and wet cloth to clean the instrument Do use a dry cloth to clean the instrument 3 Do not place this meter in high temperature or humidity or expose to direct sunlight 4 Once the measurement is completed turn the rotary switch to off Remove the batteries from battery holder if the instrument is not be used for a long period in ...

Page 19: ......

Page 20: ...TENMARS ELECTRONICS CO LTD 6F 586 RUI GUANG ROAD NEIHU TAIPEI 114 TAIWAN E mail service tenmars com http www tenmars com ...

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