• Do not insert rechargeable batteries into the remote control. • Never charge batteries that cannot be recharged. • Different types of batteries and new and used batteries must not be used together. laser distance measuring device BD21 / BD26...
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Do not use the device in potentially explosive atmospheres, or Keep a sufficient distance from heat sources. for measurements in liquids. Never point it at people or animals. Trotec accepts no liability for damages resulting from improper Note use. In such a case, any warranty claims will be voided.
Press briefly: Save button (history) CL EA R Unit s OF F Press briefly: Reference button Press for a long Inclination button (on/off) time: Press briefly: Area/room volume button Press briefly: Plus button laser distance measuring device BD21 / BD26...
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Indirect measurement (two auxiliary measurements) • 1 x Quick guide Indirect measurement (three auxiliary measurements) 29 Reference value rear 30 Reference value front 31 Laser active 32 Measured maximum value 33 Timer indication 34 Inclination angle indication laser distance measuring device BD21 / BD26...
ð BD21: The position of the end piece and the associated reference point must be set manually by pressing the button (14). ð BD26: The position of the end piece and the associated reference point are automatically recognized by the device.
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When working with a laser of class 2, observe the 1. Briefly press the Inclination button (15). national regulations on wearing eye protection. ð The inclination of the device will be indicated in the Inclination display (34). laser distance measuring device BD21 / BD26...
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(e.g. height). ð Upon pressing the Switch-on/measurement button (7) for the third time the device independently calculates the volume and displays this value in the lower measurement value display. laser distance measuring device BD21 / BD26...
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ð The second measured value will be indicated in the second line of the upper measurement value display. ð The line segment to be determined is displayed as result in the lower measurement value display (25). laser distance measuring device BD21 / BD26...
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ð The first measured value will be displayed in the upper ð The line segment to be determined is displayed as result in measurement value display. the lower measurement value display (25). laser distance measuring device BD21 / BD26...
If the symbol does not disappear, please contact your retailer. Calculation error Repeat the measurement. Pay attention to the measurement sequence and position of the device. laser distance measuring device BD21 / BD26...
Regulations 2013 (SI 2013/3113) (as amended) and the Waste Batteries and Accumulators Regulations 2009 (SI 2009/890) (as amended), devices that are no longer usable must be collected separately and disposed of in an environmentally friendly manner. laser distance measuring device BD21 / BD26...