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HT HT3302 User Manual

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 Copyright HT ITALIA 2015
Release 1.01 - 15/10/2015

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Summary of Contents for HT HT3302

  • Page 1  Copyright HT ITALIA 2015 Release 1.01 - 15/10/2015...
  • Page 2 Indice generale General index Ìndice general Inhalt Table des matiéres ITALIANO ......IT - 1 ENGLISH ......EN - 1 ESPAÑOL ......ES - 1 DEUTSCH ....... DE – 1 FRANÇAIS ....... FR - 1...
  • Page 3 ENGLISH User manual  Copyright HT ITALIA 2015 Release EN 1.01 - 15/10/2015...

  • Page 4: Table Of Contents

    HT3302 Table of contents: PRECAUTIONS AND SAFETY MEASURES ............... 2     1.1.  Preliminary instructions ......................2  1.2.  During use ..........................3  1.3.  After use ..........................3  GENERAL DESCRIPTION ................... 4     PREPARATION FOR USE ................... 4    ...

  • Page 5: Precautions And Safety Measures

    HT3302 1. PRECAUTIONS AND SAFETY MEASURES The instrument has been designed in compliance with the directives relevant to electronic measuring instruments. For your safety and in order to prevent damaging the instrument, please carefully follow the procedures described in this manual and read all notes preceded by the symbol with the utmost attention.

  • Page 6: During Use

    HT3302 1.2. DURING USE Please carefully read the following recommendations and instructions: CAUTION  Never press the trigger when symbol is displayed and the instrument is directed towards the eyes. The instrument emits a laser pointer.  If the target has a smooth surface reflecting the laser, prevent the laser from radiating to the eyes.

  • Page 7: General Description

    HT3302 2. GENERAL DESCRIPTION HT3302 has the following features:  Infrared temperature measurement up to 500°C  Built-in laser pointer  Laser pointer area for an immediate localization of distance/spot  Automatic reading lock (HOLD)  Auto Power OFF  Distance / Spot ratio D:S = 12:1 ...

  • Page 8: Nomenclature

    HT3302 4. NOMENCLATURE 4.1. INSTRUMENT DESCRIPTION CAPTION: 1. Laser pointer 2. IR sensor slot + area laser pointer 3. Protection ring 4. Trigger key T 5. Instrument handle 6. Strap hole Fig. 1: Description of the instrument's front side CAPTION: 1.

  • Page 9: Description Of The Symbols Shown On The Display

    HT3302 CAPTION: 1. 5 white LEDs for external illuminator 2. 5 blue LEDs for UV function 3. IR sensor slot + area laser pointer Fig. 3: Detail of the front part of the instrument 4.2. DESCRIPTION OF THE SYMBOLS SHOWN ON THE DISPLAY...

  • Page 10: Operating Instructions

    HT3302 5. OPERATING INSTRUCTIONS 5.1. GENERAL MENU DESCRIPTION 1. Switch on the instrument by pressing the Joystick key J or the Trigger key T. 2. Move the J key to “MENU” to enter the general menu. The following screen appears on the display: Fig.
  • Page 11 HT3302 Fig. 8: Setting the emissivity value of the surface 9. The radiating power or emissivity “  ” is a value between 0 and 1 which indicates the capacity of an object to emit energy in the infrared frequency range. This parameter depends both on the material the object is made of and on the finishing (painting).
  • Page 12 HT3302 Fig. 9: Laser pointer activation 12. The symbol “ ” flashes on the display. Move the J key to “+” or “-” to enable (ON) or disable (OFF) the laser pointer upon pressing the T key. 13. Press the J key to confirm selection and go on to next item.
  • Page 13 HT3302 Fig. 12: Activation of backlight function on measurement 20. The symbol “Lite” flashes on the display. Move the J key to “+” or “-” to enable (ON) or disable (OFF) the backlight function of the display upon pressing the T key (backlight will deactivate automatically 5 seconds after measurement is finished).

  • Page 14: Temperature Measurement

    HT3302 5.2. TEMPERATURE MEASUREMENT 1. Switch on the instrument by pressing the Trigger key T or the Joystick key J. 2. Set the instrument as desired from the general menu (see § 5.1) paying special attention to the emissivity value of the material of the object to be measured and to the activation of the laser pointer.
  • Page 15 HT3302 5. Bring the instrument further or closer to the target, paying attention to the progressive increase or decrease of the which can be detected according to the reference numerical values indicated on the side of the instrument (see Fig. 16).
  • Page 16 HT3302 Temperature measurement of forced ventilation systems (HVAC) 1. Activate the white LED external illuminator function (see § 5.1). 2. Press the T key to activate measurement. The laser pointer and the symbol “ ” appear on the display. 3. Direct the white light beam (see Fig. 3 – part 1) out of the ventilation system (see Fig.

  • Page 17: Maintenance

    HT3302 6. MAINTENANCE 6.1. GENERAL INFORMATION 1. The instrument you purchased is a precision instrument. While using and storing the instrument, carefully observe the recommendations listed in this manual in order to prevent possible damage or danger during use. 2. Do not use the instrument in environments with high humidity levels or high temperatures.

  • Page 18: Technical Specifications

    HT3302 7. TECHNICAL SPECIFICATIONS Accuracy indicated as [±(%reading) or ±degrees] referred to a temperature of 23°C±2°C TEMPERATURE MEASUREMENT (Autorange) Function Range Resolution Accuracy Response time  ±3.0°C (-30°C -10°C)  ±2.0°C (-10°C 0°C)  °C 0.1°C -30°C 500°C ±1.5°C or ±1.5%reading (higher value) (>0°C)

  • Page 19: Service

    HT3302 8. SERVICE 8.1. WARRANTY CONDITIONS This instrument is warranted against any material or manufacturing defect, in compliance with the general sales conditions. During the warranty period, defective parts may be replaced. However, the manufacturer reserves the right to repair or replace the product.
  • Page 20 Via della Boaria 40 48018 – Faenza (RA) – Italy Tel: +39-0546-621002 (4 linee r.a.) Fax: +39 – 0546 – 621144 Email: ht@htitalia.it http://www.ht-instruments.com...

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