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UNI-T UT515B User Manual
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UNI-T UT515B User Manual

UNI-T UT515B User Manual

Insulation resistance tester
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P/N:110401110406X
UT515B
UT516B
Insulation
Resistance
Tester
User Manual

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Summary of Contents for UNI-T UT515B

  • Page 1 UT515B UT516B Insulation Resistance Tester User Manual P/N:110401110406X...

  • Page 2: Limited Warranty And Liability

    UT515B/UT516B User Manual Preface Thank you for purchasing the new UT515B/ UT516B insulation resistance tester. In order to use this product safely and correctly, please read this manual thoroughly, especially the Safety Instructions part. After reading this manual, it is recommended to keep the manual at an easily accessible place, preferably close to the device, for future reference.

  • Page 3: Table Of Contents

    UT516B Power supply: Dedicated power adapter (DC15V, 1A) or 10 pcs 1.5V alkaline batteries (LR 14) 12. Test Probe Metal Parts and Replacement ------------------------------------------------------------------------ 37 UT515B power supply: 14.8V/5200mAh rechargeable battery pack (Spare charger: input 110~220V/50~60Hz, 13. Maintenance ------------------------------------------------------------------------------------------------------------- 38 output 16.8V/2A)

  • Page 4: Accessories

    USB cable ----------------------------------------------------------------------------------------------------------- 1 pc are connected to the tester. d) Dedicated power adapter (Different models for UT515B/UT516B adaptor) ------------------------ 1 pc Never open the battery cover during measurement. e) 1.5V alkaline batteries (LR14 UT516B only) ---------------------------------------------------------------- 10 pcs Do not touch the circuit under test when measuring insulation resistance or right after measurement, otherwise If any of the above is missing or damaged, please contact your supplier immediately.

  • Page 5: Electrical Symbols

    UT515B/UT516B User Manual UT515B/UT516B User Manual 6. External Structure (Picture 1) 5. Electrical Symbols Description Symbol Equipment protected throughout by DOUBLE EARTH: Input terminal INSULATION or REINFORCED INSULATION Insulation sampling for insulation sampling test lead (black) Earth (ground) Terminal test lead...

  • Page 6: Indicators And Buttons

    UT515B/UT516B User Manual UT515B/UT516B User Manual 7. Indicators and Buttons 7.1 Display Indicators Caution, possibility Description Indicator Remark High voltage output indicator of electric shock 0 level: Battery voltage <11.0V. Replace the batteries. 1 level: Battery voltage (11.0V~12.0V), for 500V\1000V...
  • Page 7 UT515B/UT516B User Manual UT515B/UT516B User Manual 7.2 Buttons (Picture 2, Picture 3) Switch to voltage measurement (automatic identification of AC/DC voltage) Short press the SET button to set system functions (short press the INSUL button to exit each setting interface): 1.
  • Page 8 UT515B/UT516B User Manual UT515B/UT516B User Manual Insulation measurement: Select an output voltage range upwards. After measurement, short press the RECALL button to recall the stored measurement "Settings" function: Upward adjustment button data and the last saved data will be displayed by default. Short press the UP/DOWN button to scroll through other data.

  • Page 9: Operating Instructions

    Note: Do not insert the green or black test lead into the LINE terminal. This cannot enable measurement and may pose an electric shock. 8.2 Basic Measurement Operation 8.2.1 Starting up Press the POWER button to turn on the tester and the initialization interface with “UNI-T” logo will be displayed, as shown in Picture 4. Picture 5...
  • Page 10 UT515B/UT516B User Manual UT515B/UT516B User Manual 8.2.2 Measurement without Guard Terminal For most tests, only two test leads are used. Connect the red test probe and black alligator with the measured object as shown in Picture 6. Picture 7 Picture 6 8.2.3 Measurement Using Guard Terminal...
  • Page 11 UT515B/UT516B User Manual UT515B/UT516B User Manual Note: Once the insulation measurement is started, the TEST button lights up red and the LCD displays the 8.2.4 Use of Guard Terminal in Ultra-High Resistance Test " " symbol. When the tester is powered by batteries instead of the power adapter, testing for high resistance above 100GΩ...
  • Page 12 UT515B/UT516B User Manual UT515B/UT516B User Manual Note: Do not remove the test leads during discharge, otherwise the measured object will not be fully discharged and an electric shock will be posed. If the test leads are disconnected during discharge, reconnect the test leads to the measured object and continue the discharge.
  • Page 13 UT515B/UT516B User Manual UT515B/UT516B User Manual 8.2.5 Voltage Measurement (Check of Power Failure) It takes longer time to test capacitive loads, and the display readings may gradually increase or become unstable. Press the DCV/ACV button to switch to voltage measurement, and connect the test leads as shown in When the TEST button is pressed right after the completion of a test, the next test may not be performed Picture 13.
  • Page 14 UT515B/UT516B User Manual UT515B/UT516B User Manual 8.2.6 Test Settings Danger 1) Measurement Voltage Setting Do not measure in circuits with voltage above AC 750V or DC 1000V to avoid electric shock. When testing high-current devices (such as power cords), test in the secondary circuit of a circuit breaker to The step value and settable voltage range at each measuring range are as follows.
  • Page 15 UT515B/UT516B User Manual UT515B/UT516B User Manual 3) Timing Measurement If the measured value is greater than the set value, it will be deemed a pass, and "PASS" will be displayed on Short press the TIMING button to turn on timing measurement and the LCD will display timing measurement, the screen, as shown in Picture 19.

  • Page 16: System Default

    UT515B/UT516B User Manual UT515B/UT516B User Manual When the measurement time reaches the set time of polarization index (PI), the tester will automatically 5) Automatic Measurement of Dielectric Absorption Ratio (DAR) and Polarization Index (PI) calculate and display the PI value.

  • Page 17: Specifications

    UT515B/UT516B User Manual UT515B/UT516B User Manual 9. Specifications 9.1.2 Output Voltage 9.1 Electrical Specifications 12000V Rated Error limit: ± (a% of reading + b digits), 1 year guarantee period 500V 1000V 2500V 5000V 10000V voltage (UT516B only) Ambient temperature: 23 °C±5 °C...
  • Page 18 Insulation resistance: 1000MΩ or more/DC 1000V (between electrical circuit and housing) Dimensions: 410mm (L) × 350mm (W) × 200mm (D) (Tester and hard case) Weight: about 9kg (including batteries) (Tester and hard case) Power adaptor: UT516B: AC power adaptor (220V/50Hz, 1A) UT515B: Lithium battery charger (input 110V~220V/50~60Hz, output 2A)

  • Page 19: Communication Function (Including Software)

    Connection method of the power adapter is shown in Picture 24. UT515B use lithium battery charger. Do not take measurement until the battery is fully charged and the charger is disconnected.

  • Page 20: Test Probe Metal Parts And Replacement

    (LR14) according to the polarity indication. Straight metal tip (accessory) Secure the battery cover and tighten the screws. UT515B is powered by lithium battery, do not replace the Picture 25 battery by yourself, contact service center when needed. Picture 26...
  • Page 21 UT515B/UT516B User Manual UT515B/UT516B User Manual The contents of this manual are subject to change without notice.

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Ut516b