Hitachi HDM 40 User manual

Operating manual
Laser distance meter
Model: HDM 40

2
HDM 40
Table of contents
1. Safety Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
2. Prohibited use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
3. Start up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
4. Menu functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
5. Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
6. Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
7. Message codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
8. Techical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
9. Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
10. Care and cleaning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
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14. Warranty. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
15. Exceptions from responsibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
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3
HDM 40
Congratulations on the purchase of laser distance meter HITACHI HDM 40!
Permitted use
· Measuring distances
· Computing functions, e.g. areas, volumes, subtractions, Pythagorean calculation
Thesafetyregulationsandinstructionsalongwiththeoperatingmanualshouldbereadcarefullybeforeinitialoperation.
The person responsible for the instrument must ensure that equipment is used in accordance with the instructions. This
person is also accountable for the deployment of personnel and for their training and for the safety of the equipment
when in use.
Safety instructions
Please follow up instructions given in operators’manual.
Do not stare into beam. Laser beam can lead to eye injury (even from greater distances).
Do not aim laser beam at persons or animals.
The laser plane should be set up above eye level of persons.
Use the instrument for measuring jobs only.
Do not open instrument housing. Repairs should be carried out by authorized workshops only. Please contact your local dealer.
Do not remove warning labels or safety instructions.
Keep instrument away from children.
Do not use instrument in explosive environment.

4
HDM 40
Prohibited use
- Using the instrument without instruction
- Using outside the stated limits
- Using the instrument in explosive environment (gas station, gas equipment, chemical industry and so on)
- Deactivation of safety systems and removal of explanatory and hazard labels
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- Don’t shoot at others with the laser intentionally
- Don’t stare at the laser directly.
- Aiming directly into the sun
- Inadequate safeguards at the surveying site (e.g. when measuring on roads, construction sites, etc.)
- Using the instrument on the plane, near manufacturers, technological objects
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The instrument is a laser class 2 laser product with power < 1 mW and wavelength 635 nm.
START UP
Keypad
1 ON / Single measure / Continuous measure
2 Area / Volume / Pythagorean measure
3 Plus / Minus / Units
4 Reference / Illumination
4 Reference / Illumination
5 Clear / OFF
1
23
45

5
HDM 40
Display
1 Laser ON
2 Reference (front/rear)
3 Area /volume/ Pythagorean
4 Battery display
5 Units with exponents ( 2/3 )
6 Line 1
7 Line 2
Inserting / Replacing Batteries
Remove the battery cover, insert the battery correctly. Pay attention to correct polarity.
Close the battery compartment.
Replace the battery when symbol constantly blinks in the display.
Batteries should be removed in case of danger of corrosion, if the device will not be used for a long time.
MENU FUNCTIONS
Swtich on and off
Press the button (1) to switch on the instrument and laser. Press and hold key for about 2 seconds to start continuous measuring.
The device also switches off automatically after 3 minutes of inactivity i.e. no key is pressed within that interval. To switch off the
instrument press and hold button (5) 2 sec.
Reference Setting
Default reference setting is from the rear of the device. Press the button (4) to set the reference the front or the rear. When the end-
piece is folded out fully, the reference rear is set. You will see the reference symbol on the display.
1
2
3
4
5
6
7

6
HDM 40
Selecting Units
Press and hold the button (3) for 2 sec. until the desired unit is displayed.
Illumination
Press and hold the button (4) for 2 seconds to switch the illumination on or off.
Clear-Key
Cancel the last action. Press button (5).
MEASUREMENTS
Single distance measurement
Press button (1) to activate the laser. When in continuous laser mode, press this button to trigger the distance measurement directly.
Press again to trigger the distance measurement. The result is displayed immediately.
Continuous Measurement
Press and hold the button (1) for about 2 seconds to start continuous measuring.
FUNCTIONS
Addition / Subtraction
Distance measuring.
Press button (3): next measurement is added to the previous one.
Press button (3): next measurement is substracted from the previous one.
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7
HDM 40
Area
Press the button (2) once.The symbol is displayed.
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The result of measured area is displayed in the second line.
Addition / Subtraction of areas
Press button (2).
Area measuring – see Area.
Press button (3) to enter into the Addition / Subtraction mode.
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Press button (1) to take the second measurement (for example, width).
After the completion of area, press button (1), the result of substraction of areas is displayed in the second line.
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Volume
For volume measurements, press button (2) twice until the indicator for volume measurement appears on the display.
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Press button (1) to take the second measurement (for example, width).
Press button (1) to take the third measurement (for example, height).
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8
HDM 40
Indirect measurement
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surface and can’t be measured directly.
Make sure you adhere to the prescribed sequence of measurement:
• All target points must be in a horizontal or vertical plane.
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the instrument placed on a wall) or the instrument is mounted on a tripod.
• The minimum / maximum function can be used. The minimum value must be used for measurements at right angles to the target; the
maximum distance for all other measurements.
Indirect measurement – determing a distance using 2 auxilary measurements. E.g. When height and distance can’t be measured
directly.
Press button (2) 3 times. The symbol is displayed. The distance to be measured is blinking in the symbol triangle.
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Press button (1) to take distance measuring .
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Indirect measurement – measuring of right-angle edge length (using hypotenuse and right-angle edge length). E.g. When height
and distance can’t be measured directly.
Press button (2) 4 times. The symbol is displayed. The distance to be measured is blinking in the symbol triangle.
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Press button (1) to take distance measuring (either of the other two sides of the triangle) . The result of the measurement is displayed
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The result of the measurement is displayed in the second line.

9
HDM 40
Message codes
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INFO CAUSE REMEDY
204 &DOFXODWLRQRYHUÀRZ Repeat procedure
252 Temperature too high Cool down instrument
253 Temperature too low Warm up instrument
255 Receiver signal too weak Use target plate
256 Received signal too strong Use target plate (grey side)
257 Wrong measurement Use target plate (brown side)
258 Wrong initialization Switch on – off the instrument
ERROR CAUSE REMEDY
Error Hardware error Switch on/off the device several times and check if the
symbol still appears. If so please call your dealer for
assistance.

10
HDM 40
Technical data
Range, without target, m 0.05 to 40
Accuracy, mm ±1.5*
Smallest unit displayed 1 mm
Laser class 2
Laser type 635 nm, <1 mW
IPrating IP54
Automatic switch off 3 minutes of inactivity
Display illumination yes
Battery life, 2 xAAA > 5000 measurements
Dimensions, mm 116×54×35
Weight 155g
Temperature range:
Storage
Operating -25º to +70º 0º to +40º
* In favourable conditions (good target surface properties, room temperature).
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surfaces.

11
HDM 40
Measuring conditions
Measuring range: the range is limited to 40 m.At night, at dusk and when the target is shadowed the measuring range without target plate
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Measuring Surfaces
Measuring errors can occur when measuring toward colorless liquids (e.g. water) or dust free glass, styrofoam or similar semi-permeable
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surfaces the measuring time can be increased.
Precautions
Please, handle the instrument with care.
Avoid viabrations and hits.
During transportation put the instrument into the soft bag.
Note: the instrument should be dry!
Care and cleaning
Do not immerse the instrument in water. Wipe off dirt with a damp, soft cloth. Do not use aggressive cleaning agents or solutions.
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- Measurements through glass or plastic windows;
- Dirty laser emitting window;
- After instrument has been dropped or hit. Please check the accuracy.
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please wait some minutes before carrying out measurements.
Electromagnetic acceptability (EMC)
It cannot be completely excluded that this instrument will disturb other instruments (e.g. navigation systems);
will be disturbed by other instruments (e.g. intensive electromagnetic radiation nearby industrial facilities or radio transmitters).

12
HDM 40
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The instrument is a laser class 2 laser product accortding to DIN IEC 60825-1:2007. It is allowed to use unit without further safety
precautions.
Warranty
This product is warranted by the manufacturer to the original purchaser to be free from defects in material and workmanship under
normal use for a period of two years from the date of purchase.
During the warranty period, and upon proof of purchase, the product will be repaired or replaced (with the same or similar model at
manufactures option), without charge for either parts of labour.
In case of a defect please contact the dealer where you originally purchased this product. The warranty will not apply to this product if
it has been misused, abused or altered. Withiut limiting the foregoing, leakage of the battery, bending or dropping the unit are presumed
to be defects resulting from misuse or abuse.
Exceptions from responsibility
The user of this product is expected to follow the instructions given in operators’manual.
Although all instruments left our warehouse in perfect condition and adjustment the user is expected to carry out periodic checks of the
product’s accuracy and general performance.
The manufacturer, or its representatives, assumes no responsibility of results of a faulty or intentional usage or misuse including any
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data and interruption of business etc., caused by using the product or an unusable product.
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explained in the users’manual.
The manufacturer, or its representatives, assumes no responsibility for damage caused by wrong movement or action due to connecting
with other products.

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____________________________________________________________________________
____________________________________________________________________________
BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBʋBBBBBBBBBBBBBBB
name and model of the instrument
Corresponds to ________________________________________________________________
designation of standard and technical requirements
Data of issue __________________________________________________________________
Stamp of quality control department
Price
Sold ___________________________________ Date of sale ________________________
name of commercial establishment

WARRANTY CARD
Name and model of the product ________________________________________________
Serial number ________________date of sale_______________________
Name of commercial organization _____________________stamp of commercial organization
Warranty period for the instrument explotation is 24 months after the date of original retail purchase.
During this warranty period the owner of the product has the right for free repair of his instrument in case of manufacturing defects.
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of the instrument outage.
The product is received in the state of operability, without any visible damages, in full completeness. It is tested in my presence. I have no complaints to
the product quality. I am familiar with the conditions of qarranty service and i agree.
purchaser signature _______________________________
Before operating you should read service instruction!
If you have any questions about the warranty service and technical support contact seller of this product

WARRANTY DOESN’T EXTEND TO FOLLOWING CASES:
1. If the standard or serial product number will be changed, erased, removed or wil be unreadable.
2. Periodic maintenance, repair or changing parts as a result of their normal runout.
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tioned in the service instruction, without tentative written agreement of the expert provider.
4. Service by anyone other than an authorized service center.
5. Damage to products or parts caused by misuse, including, without limitation, misapplication or nrgligence of the terms of service
instruction.
6. Power supply units, chargers, accessories, wearing parts.
7. Products, damaged from mishandling, faulty adjustment, maintenance with low-quality and non-standard materials, presence of any
liquids and foreign objects inside the product.
8. Acts of God and/or actions of third persons.
9. In case of unwarranted repair till the end of warranty period because of damages during the operation of the product, it’s transporta-
tion and storing, warranty doesn’t resume.

Ɋɭɤɨɜɨɞɫɬɜɨɩɨɷɤɫɩɥɭɚɬɚɰɢɢ
Ʌɚɡɟɪɧɵɣɞɚɥɶɧɨɦɟɪ
Ɇɨɞɟɥɶ+'0

18
HDM 40
Ɉɝɥɚɜɥɟɧɢɟ
ɇɚɱɚɥɨɪɚɛɨɬɵ
Ʉɥɚɜɢɲɧɚɹɩɚɧɟɥɶ
Ⱦɢɫɩɥɟɣ
ɍɫɬɚɧɨɜɤɚɡɚɦɟɧɚɷɥɟɦɟɧɬɨɜɩɢɬɚɧɢɹ
ȼɤɥɸɱɟɧɢɟɜɵɤɥɸɱɟɧɢɟɩɪɢɛɨɪɚ
Ɏɭɧɤɰɢɢɦɟɧɸ
ɂɡɦɟɪɟɧɢɹ
Ɏɭɧɤɰɢɢ                            
ɉɪɟɞɭɩɪɟɠɞɟɧɢɹɧɚɞɢɫɩɥɟɟ
Ɍɟɯɧɢɱɟɫɤɢɟɯɚɪɚɤɬɟɪɢɫɬɢɤɢ
ɍɫɥɨɜɢɹɢɡɦɟɪɟɧɢɣ                     
Ɇɟɪɵɩɪɟɞɨɫɬɨɪɨɠɧɨɫɬɢ
ɍɯɨɞɡɚɩɪɢɛɨɪɨɦ 
Ʉɥɚɫɫɢɮɢɤɚɰɢɹɥɚɡɟɪɚ
ɂɧɫɬɪɭɤɰɢɹɩɨɛɟɡɨɩɚɫɧɨɫɬɢ
Ƚɚɪɚɧɬɢɹ
Ɉɫɜɨɛɨɠɞɟɧɢɟɨɬɨɬɜɟɬɫɬɜɟɧɧɨɫɬɢ
ɉɪɢɥɨɠɟɧɢɟ³Ƚɚɪɚɧɬɢɣɧɵɣɬɚɥɨɧ´
ɉɪɢɥɨɠɟɧɢɟ³ɋɜɢɞɟɬɟɥɶɫɬɜɨɨɩɪɢɟɦɤɟɢɩɪɨɞɚɠɟ´

19
HDM 40
ɉɨɡɞɪɚɜɥɹɟɦȼɚɫɫɩɪɢɨɛɪɟɬɟɧɢɟɦɥɚɡɟɪɧɨɝɨɞɚɥɶɧɨɦɟɪɚ+,7$&+,+'0
ɇɚɡɧɚɱɟɧɢɟɢɧɫɬɪɭɦɟɧɬɚ
Ʌɚɡɟɪɧɵɣɞɚɥɶɧɨɦɟɪ+,7$&+,+'0ɩɨɡɜɨɥɢɬȼɚɦ
ɢɡɦɟɪɹɬɶɪɚɫɫɬɨɹɧɢɹɞɢɫɬɚɰɢɨɧɧɨ
ɜɵɱɢɫɥɹɬɶɮɭɧɤɰɢɢɫɥɨɠɟɧɢɟɜɵɱɢɬɚɧɢɟɩɥɨɳɚɞɢɨɛɴɟɦɚɪɚɫɫɬɨɹɧɢɹɩɨɬɟɨɪɟɦɟɉɢɮɚɝɨɪɚ
Ɋɭɤɨɜɨɞɫɬɜɨɩɨɥɶɡɨɜɚɬɟɥɹɞɨɥɠɧɨɛɵɬɶɬɳɚɬɟɥɶɧɨɢɡɭɱɟɧɨɩɟɪɟɞɬɟɦɤɚɤȼɵɧɚɱɧɟɬɟɢɡɦɟɪɟɧɢɹ
Ʌɢɰɨɨɬɜɟɬɫɬɜɟɧɧɨɟɡɚɩɪɢɛɨɪɞɨɥɠɧɨɭɞɨɫɬɨɜɟɪɢɬɶɫɹɱɬɨɜɫɟɩɨɥɶɡɨɜɚɬɟɥɢɥɚɡɟɪɧɨɝɨɞɚɥɶɧɨɦɟɪɚɫɥɟɞɭɸɬ
ɞɚɧɧɨɦɭɊɭɤɨɜɨɞɫɬɜɭ
ɂɧɫɬɪɭɤɰɢɹɩɨɛɟɡɨɩɚɫɧɨɣɷɤɫɩɥɭɚɬɚɰɢɢɩɪɢɛɨɪɚ
ɁȺɉɊȿɓȺȿɌɋə
ɂɫɩɨɥɶɡɨɜɚɧɢɟɩɪɢɛɨɪɚɧɟɩɨɢɧɫɬɪɭɤɰɢɢ
ɂɫɩɨɥɶɡɨɜɚɧɢɟɜɵɯɨɞɹɳɟɟɡɚɩɪɟɞɟɥɵɪɚɡɪɟɲɟɧɧɵɯɨɩɟɪɚɰɢɣ
ɂɫɩɨɥɶɡɨɜɚɧɢɟɩɪɢɛɨɪɚɜɨɜɡɪɵɜɨɨɩɚɫɧɨɣɫɪɟɞɟȺɁɋɝɚɡɨɜɨɟɨɛɨɪɭɞɨɜɚɧɢɟɯɢɦɢɱɟɫɤɨɟɩɪɨɢɡɜɨɞɫɬɜɨɢɬɞ
ȼɵɜɨɞɩɪɢɛɨɪɚɢɡɫɬɪɨɹɢɭɞɚɥɟɧɢɟɫɩɪɢɛɨɪɚɩɪɟɞɭɩɪɟɞɢɬɟɥɶɧɵɯɢɭɤɚɡɚɬɟɥɶɧɵɯɧɚɞɩɢɫɟɣ
ȼɫɤɪɵɬɢɟɩɪɢɛɨɪɚɫɩɨɦɨɳɶɸɢɧɫɬɪɭɦɟɧɬɨɜɨɬɜɟɪɬɨɤɢɬɞ
ɂɡɦɟɧɟɧɢɟɤɨɧɫɬɪɭɤɰɢɢɩɪɢɛɨɪɚɢɥɢɟɝɨɦɨɞɢɮɢɤɚɰɢɹ
ɇɚɦɟɪɟɧɧɨɟɨɫɥɟɩɥɟɧɢɟɥɚɡɟɪɨɦɬɪɟɬɶɢɯɥɢɰ
ɋɦɨɬɪɟɬɶɧɚɥɚɡɟɪɧɵɣɥɭɱ
ɉɪɹɦɨɟɧɚɜɟɞɟɧɢɟɩɪɢɛɨɪɚɧɚɫɨɥɧɰɟ
ɇɟɧɚɞɥɟɠɚɳɢɟɦɟɪɵɛɟɡɨɩɚɫɧɨɫɬɢɧɚɭɱɚɫɬɤɟɩɪɨɜɟɞɟɧɢɹɝɟɨɞɟɡɢɢɱɟɫɤɨɣɫɴɟɦɤɢɧɚɩɪɢɦɟɪɩɪɢɩɪɨɜɟɞɟɧɢɢɢɡɦɟɪɟɧɢɣɧɚ
ɞɨɪɨɝɚɯɫɬɪɨɢɬɟɥɶɧɵɯɩɥɨɳɚɞɤɚɯɢɬɞ

20
HDM 40
 ɂɫɩɨɥɶɡɨɜɚɧɢɟ ɩɪɢɛɨɪɚ ɜ ɦɟɫɬɚɯ ɝɞɟ ɷɬɨ ɦɨɠɟɬ ɛɵɬɶ ɩɨɬɟɧɰɢɚɥɶɧɨ ɨɩɚɫɧɨ ɧɚ ɜɨɡɞɭɲɧɨɦ  ɬɪɚɧɫɩɨɪɬɟ ɜɛɥɢɡɢ
ɩɪɨɢɡɜɨɞɫɬɜɢɬɟɯɧɨɥɨɝɢɱɟɫɤɢɯɨɛɴɟɤɬɨɜɜɦɟɫɬɚɯɝɞɟɪɚɛɨɬɚɞɚɥɶɧɨɦɟ
ɪɚɦɨɠɟɬɩɪɢɜɟɫɬɢɤɜɪɟɞɧɨɦɭɜɨɡɞɟɣɫɬɜɢɸɧɚ
ɥɸɞɟɣɢɥɢɠɢɜɨɬɧɵɯ
Ʉɥɚɫɫɢɮɢɤɚɰɢɹɥɚɡɟɪɧɨɝɨɩɪɢɛɨɪɚ
ɄɥɚɫɫɥɚɡɟɪɚɆɨɳɧɨɫɬɶɢɡɥɭɱɟɧɢɹɦɟɧɟɟP:Ⱦɥɢɧɚɜɨɥɧɵɥɚɡɟɪɚɧɦ
Ʌɚɡɟɪɹɜɥɹɟɬɫɹɛɟɡɨɩɚɫɧɵɦɜɧɨɪɦɚɥɶɧɵɯɭɫɥɨɜɢɹɯɷɤɫɩɥɭɚɬɚɰɢɢɢɜɩɨɞɞɚɸɳɢɯɫɹɩɪɨɝɧɨɡɢɪɨɜɚɧɢɸɫɢɬɭɚɰɢɹɯ
Ʉɥɚɜɢɲɧɚɹɩɚɧɟɥɶ
Ʉɧɨɩɤɚɜɤɥɸɱɟɧɢɹɢɡɦɟɪɟɧɢɹ
ɉɥɨɳɚɞɶɨɛɴɟɦɤɨɫɜɟɧɧɵɟɢɡɦɟɪɟɧɢɹɩɨɬɟɨɪɟɦɟɉɢɮɚɝɨɪɚ
ɋɥɨɠɟɧɢɟɜɵɱɢɬɚɧɢɟɢɡɦɟɧɟɧɢɟɟɞɢɧɢɰɢɡɦɟɪɟɧɢɹ
ȼɵɛɨɪɬɨɱɤɢɨɬɫɱɟɬɚɩɨɞɫɜɟɬɤɚ
ɋɬɟɪɟɬɶɜɵɤɥ
1
23
45