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©2010 Johnson Level & Tool - Rev. 1
Note: If you fail to calibrate the accuracy according to the above
steps, please contact Johnson Level & Tool for service.
9. Technical Specifications
Laser Wavelength
635nm±10nm
Laser Classification
Class IIIa
Maximum Power Output
≤
5mW
Accuracy
±1/8"/50 ft. (±2mm/10m)
Interior Range
Up to 200 ft (60m) diameter depending
upon light conditions
Exterior Range
Up to 800 ft (240 m) diameter with detector
Self-Leveling Range
±3°
Power Supply
4 “AA” alkaline batteries (included)
Battery Life
Approx. battery life 20 hours continuous use
Dimensions
5” x 6 1/2” x 6 1/2” (126x170x168mm)
Weight
3.3 lbs (1.5 Kg)
Working Temperature
14°F to 113°F (-10°C to +45°C)
Center screw thread
5/8" – 11
Rotation Speed
200 rpm, 400 rpm, 600 rpm
IP protection class
54
Screw off the self-calibration-hole bolt
Calibrate the bubble
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