Precision Rated Optics OLT-301 SERIES, Operation Manual, Page: 4 / 28

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OLT-301 Series
Safety Instructions
Safety Terms Used in This Manual
WARNING
The WARNING sign denotes a hazard. It calls attention to a procedure which could result in personnel injury.
CAUTION
The CAUTION sign denotes a hazard. It calls attention to an operating procedure if not correctly performed or
adhered to, could result in damage to or destruction of part or the entire product.
NOTE
The NOTE sign information that may be beneficial during the use and maintenance of the instrument.
WARNING
OLT-301 Series Optical Loss Tester is a laser device. User should always avoid direct eye exposure to the laser
output. Using microscope or magnifier to observe the laser output should also be avoided: laser beam may
converge on the retina and cause permanent eye injury.
CAUTION
Battery : OLT-301 Series battery type is lithium battery.
Battery Power Supply : Do not expose battery to fire or intense heat. Do not open or mutilate battery. Avoid
touching the electrolyte in the battery, which is corrosive and may cause injuries to eyes, skin or damage to
clothes.
External Power Supply : OLT-301 Series support external power supply: 5V DC/750mA. External power supply
is optional.
Laser Radiation : To avoid serious eye injury, never look directly into the optical outputs of fiber optic network
equipment, test equipment.
•
Always avoid looking directly into the optical output port, when the instrument is working.
•
Always replace protective dust cap on the detector port when the instrument is not in use.
•
Always avoid looking directly at unconnected end of optic fiber in testing and make the unconnected end
pointing at a non-reflective object.