HVTest HT2670 Manual Download Page 4 | Manualshive

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Warning: indicates that death or severe personal injury may

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Caution: indicates that property damage may result if proper

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Summary of Contents for HT2670

Page 1: ...You can find the changes in the appendix Sorry for the inconvenience If you have further questions welcome to contact with our service department The input output terminals and the test column may bring voltage when you plug draw the test wire or power outlet they will cause electric spark PLEASE CAUTION RISK OF ELECTRICAL SHOCK Company Address T4 No 41 High tech 2 Road East Lake High tech Develop...

Page 2: ...er relevant subassembly to damage In order to avoid possible danger this product can only be used within the prescribed scope Only qualified technician can carry out maintenance or repair work To avoid fire and personal injury Use Proper Power Cord Only use the power wire supplied by the product or meet the specification of this produce Connect and Disconnect Correctly When the test wire is connec...

Page 3: ...quire information about the ratings Do Not Operate without Covers Do not operate this product when covers or panels removed Use Proper Fuse Only use the fuse with type and rating specified for the product Avoid Touching Bare Circuit and Charged Metal Do not touch the bare connection points and parts of energized equipment Do Not Operate with Suspicious Failures If you encounter operating failure d...

Page 4: ... Security Terms Warning indicates that death or severe personal injury may result if proper precautions are not taken Caution indicates that property damage may result if proper precautions are not taken ...

Page 5: ...5 Contents I Introduction 6 II Function and Features 7 III Technique Specification 8 IV Operation Instructions 9 V Notes 10 VI Packing List 11 ...

Page 6: ...goes from E pole to L pole via the object being tested By this way it produces a current from pole E to pole L which converted by I V and computed by the divider The value of insulation resistance will display on the LCD finally 2 Block Diagram of Circuit As shown in the following diagram 3 Applications The meter is essential and common device in power industry post and telecommunications communic...

Page 7: ...ng and fourth order active low pass filter it can play an effective role in shielding external power frequency and strong electromagnetic field For the measurement of capacitive specimen since the short circuit current is greater than 1 6mA it s easy to rise the test voltage to the rating of output voltage For the measurement of low resistance it will not affect the test by using scaling method 2 ...

Page 8: ... 0 19990MΩ Resolution 0 01MΩ 0 1MΩ 1 0MΩ 10 0MΩ Relative error 0 2000MΩ 5 2d 2000MΩ 19990MΩ 10 2d 3 Load ability of maximum output voltage and short circuit current Voltage Load 1000V 20MΩ Voltage drop Approximately 10 Short circuit current 1 6mA 4 Power supply power dissipation DC 8 1 5V AA R6 battery AC 220V 50Hz Power dissipation quiescent power dissipation 160mW Maximum power 2 5W 5 Dimensions...

Page 9: ...stance value When the tested insulation resistance value exceeds the upper limit range of the meter the screen will only display 1 on the left most position Pressing start stop button will turn off the high voltage Pressing down the ON OFF button will turn off the power supply Notes As measure accompanied with absorption and polarization occurring Insulation reading gradually drifts to large value...

Page 10: ...he three phases at will and the remaining one should be grounded V Notes 1 When the meter is stored you should pay attention to environment temperature and moisture The meter should be place in dry and ventilated environment and should be shielded from dust humidity vibration acid soda and corrosive gas damage 2 When the measured object is charged you should disconnect the power before starting th...

Page 11: ...power meter 4 appearing on the top left corner of the screen says battery voltage is low and you should replace a new battery If the meter will not be used for a long time all batteries should be removed to prevent meters from corrosion VI Packing List 1 Host 1 2 Test Wire 1 3 Power Cord 4 Battery 1 8 5 The instruction manual 1 6 Inspection report 1 7 Certificate 1 ...

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