Dewalt DW074KD Instruction Manual - Page 5

Important Safety Instructions, for Batteries, SAVE THESE INSTRUCTIONS, FOR FUTURE USE, LASER - laser level

Page 5 highlights

• Connect the equipment into an outlet on a circuit different from • Remove dead batteries immediately and dispose of per local that which the receiver is connected. codes. English • Consult the dealer or an experienced radio/TV technician for help. These Class B digital devices comply with Canadian ICES-003. • Do not dispose of batteries in fire. • Keep batteries out of reach of children. • Remove batteries if the device will not be used for several SPECIFICATIONS months. Light Source Semiconductor laser diode SAVE THESE INSTRUCTIONS Laser Wavelength Laser Power Rotation Speed 630 - 680 nm Visible

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English
3
• Connect the equipment into an outlet on a circuit different from
that which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for
help.
These Class B digital devices comply with Canadian ICES-003.
SPECIFICATIONS
Light Source
Semiconductor laser diode
Laser Wavelength
630 – 680 nm Visible
Laser Power
<5mw, CLASS IIIa LASER PRODUCT
Rotation Speed
0 – 600 rpm
Self-Leveling Range
± 5°
Indoor Visible Range
200' (61 m) diameter
Range with Detector
1500' (450 m) diameter
Level Accuracy
± 1/4" per 100' (± 2 mm per 10 m)
Power Source
2 D-cell batteries
Operating Temperature
23°F to 122°F (-5°C to 50°C)
Storage Temperature
-4°F to 158°F (-20°C to 70°C)
Environmental
Water resistant
Important Safety Instructions
for Batteries
WARNING: Batteries can explode, or leak, and can cause
injury or fire.
To reduce this risk:
Carefully follow all instructions and warnings on the battery label
and package.
Always insert batteries correctly with regard to polarity (+ and –),
marked on the battery and the equipment.
Do not short battery terminals.
Do not charge batteries.
Do not mix old and new batteries. Replace all of them at the
same time with new batteries of the same brand and type.
• Remove dead batteries immediately and dispose of per local
codes.
Do not dispose of batteries in fire.
Keep batteries out of reach of children.
• Remove batteries if the device will not be used for several
months.
SAVE THESE INSTRUCTIONS
FOR FUTURE USE
LASER OPERATION
To extend battery life, turn the laser off when it is not in use.
• To ensure the accuracy of your work, check the laser
calibration often. Refer to
Field Calibration Check
under
Laser Maintenance.
• Before attempting to use the laser, make sure the tool is
positioned on a relatively smooth, secure surface.
• Always mark the center of the laser line or dot. If you mark
different parts of the beam at different times you will introduce
error into your measurements.
To increase working distance and accuracy, set up the laser in
the middle of your working area.
When attaching to a tripod or wall, mount the laser securely.
When working indoors, a slow rotary head speed will produce
a visibly brighter line, a faster rotary head speed will produce a
visibly solid line.
To increase beam visibility, wear Laser Enhancement Glasses
and/or use a Laser Target Card to help find the beam.
Extreme temperature changes can cause movement or shifting
of building structures, metal tripods, equipment, etc., which can
effect accuracy. Check your accuracy often while working.