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Table of Contents
Related Manuals for HT D40
Summary of Contents for HT D40
- Page 1 ENGLISH User manual Copyright HT ITALIA 2013 Release EN 1.00 - 09/09/2013...
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Page 2: Table Of Contents
DM40 Table of contents PRECAUTION AND SAFETY MEASURES………………… 2 PREPARATION FOR USE……………………………………. 4 2.1. Initial checks ................4 2.2. Instrument power supply ............. 4 2.3. Storage ..................4 INSTRUMENT DESCRIPTION……………………………….. -
Page 3: Precaution And Safety Measures
DM40 1. PRECAUTION AND SAFETY MEASURES The instrument has been designed in compliance with directives relevant 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 4 DM40 In this manual, and on the instrument, the following symbols are used: Warning: observe the instructions given in this manual; improper use could damage the instrument or its components Warning: always prevent the laser from radiating to your eyes, in order to prevent any injury instrument accessories must be collected...
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Page 5: Preparation For Use
DM40 2. PREPARATION FOR USE 2.1. Initial checks Before shipping, the instrument has been checked from an electric as well as mechanical point of view. All possible precautions have been taken so that it is delivered undamaged. However, we recommend generally checking the instrument in order to detect possible damage suffered during transport. -
Page 6: Instrument Description
DM40 3. INSTRUMENT DESCRIPTION 3.1. Description of the controls Fig. 1: Instrument description Caption Description ON/MEAS key Area/Volume key Key for indirect distance measurement single/continuous distance measurement “+” key “-” key Key for saving measurement results Reference setting key Backlight/Measuring unit key OFF/CLR key EN - 5... -
Page 7: Display Description
DM40 3.2. Display description Fig. 2: Description of the symbols at display Caption Description Active laser Front reference Rear reference Type of measurement: Area measurement Volume measurement Indirect 2-point measurement Indirect 3-point measurement Single distance measurement Battery charge level Memory for partial data saving Instrument error message... -
Page 8: General Description Of The Instrument
DM40 3.3. General description of the instrument DM40 has the following functions: Direct measurement of distances expressed in m/in/ft and ft+in Measurement of area and volume Indirect 2- and 3-point distance measurement (Pitagora) Distance measurement in continuous mode ... -
Page 9: Operating Instructions
DM40 4. OPERATING INSTRUCTIONS 4.1. Initial operations and settings Press the key to switch on the instrument and the laser pointer. Press and hold the key to switch off the instrument. Press the key to clear (CLR) the last datum shown on the display. -
Page 10: Distance Measurement
DM40 4.3. Distance measurement 1. With the instrument in stand-by, press the to activate the laser pointer 2. Use the laser pointer to precisely determine the measuring point, keeping the instrument perpendicular as possible with respect to the surface of the object to be measured 3. -
Page 11: Additions / Subtractions Of Measures
DM40 5. Press the key to exit the continuous measuring mode and go back to normal mode Fig. some applications continuous measurement are indicated Fig. 4: Applications of continuous measurement 4.5. Additions / subtractions of measures When measuring distance, it is possible to use the following functions: Function The subsequent measure is added to... -
Page 12: Area Measurement
DM40 4.6. Area measurement This measurement allows calculating the area of surfaces expressed in m , in or ft 1. With the instrument in stand-by, press the to select the desired type of reference (see § 4.2) 2. Press the key to enter the Area/Volume measuring section. -
Page 13: Volume Measurement
DM40 4.7. Volume measurement This measurement allows calculating the volume of solids expressed in m , in or ft 1. With the instrument in stand-by, press the to select the desired type of reference (see § 4.2) 2. Press the key twice to enter the Area/Volume measuring section. -
Page 14: Indirect 2-Point Measurement
DM40 4.8. Indirect 2-point measurement Indirect measurement allows precisely evaluating a distance between two points on a vertical wall (height) exploiting mathematical principle Pythagorean theorem. For accurate measures we recommend using a tripod. 1. With the instrument in stand-by, press the to select the desired type of reference (see §... -
Page 15: Indirect 3-Point Measurement
DM40 4.9. Indirect 3-point measurement 1. With the instrument in stand-by, press the to select the desired type of reference (see § 4.2) 2. Press the key twice to enter the indirect 3-point measuring section. The symbol “ “ appears on the display with side “1”... -
Page 16: Operations With The Memory
DM40 4.10. Operations with the memory The instrument is provided with a memory section in which it is possible to recall measuring results. It is possible to save up to 20 measurements, shown in reverse order. Use the keys for internal navigation. ... -
Page 17: Measuring Conditions
DM40 5. MEASURING CONDITIONS Measuring range The instrument's measuring range is 40m. At night, under poor visibility conditions or if the surface to be measured is in shadow, the measuring range can be reduced. To prevent this, carry out measurements during the day or use luminous plates when the object to be measured has poor reflecting properties. -
Page 18: Error Messages On The Display
DM40 7. ERROR MESSAGES ON THE DISPLAY Code Description Solution Press and repeat Calculation error procedure Weak signal reflection, Carry out measurement measuring time appropriate long, distance > 40m or surface <5cm Turn off the instrument and turn it on again several times. -
Page 19: Technical Specifications
DM40 8. TECHNICAL SPECIFICATIONS 8.1. Technical characteristics 0.05 40m (0.2in131ft) Measuring range (*): Resolution: 0.001m (0.001ft) 1.5mm (**) Accuracy (@10m): Laser pointer: 635nm, Class II, <1mW LCD, 5 digits with Display: backlight Power supply: 2x1.5V type AAA LR03 Duration: up to 5000 measurements 0°C ... -
Page 20: Service
DM40 10. SERVICE 10.1. Warranty conditions This instrument is warranted against any material or manufacturing defect, in compliance with the general sales conditions. During the warranty period, the manufacturer reserves the right to repair or replace the product. Should the instrument be returned to the After-sales Service or to a Dealer, transport will be at the Customers charge.
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