6
2 Safety Information
Safety Instruction
When using the product, pay attention to the following safety measures. Any behavior not
adopting these safe operation methods or not complying with special cautions stated at other
places of the manual will violate the safe designing, manufacturing and using standard of the
products. We won’t undertake any responsibility for the consequences caused by customers
violating these requirements.
●
Working Environment
Maximum relative humidity 95%, temperature 0
℃
～ +50
℃
.
●
Before connecting to the power
Confirm that the product is set to the matched voltage, is installed with proper safety
components and is adopted with all safety measures.
●
Product use
Please do not during charging boot using the product.
●
Do not operate in explosive environment
Do not use the product when inflammable gas or smog existing.
●
Do not dismantle the protection sheath of the instrument
Operators couldn
’
t dismantle the sheath of instrument or change interior components. If
need, please contact the maintenance personnel of our company.
Safety Terms of the Manual
Warning symbol indicates danger existed. It informs users pay attention to a
certain process, a certain operation method or similar conditions. If operate wrongly
or violate rules, bodily injury may occur. Do not enter into the next step before fully
understanding and meeting the indicated warning conditions.
Be careful symbol indicates danger existed. It informs users pay attention to a
certain process, a certain operation method or similar conditions. If operate wrongly
or violate rules, partial or fully damage or defacement may occur to the instrument.
Do not enter into the next step before fully understanding and meeting the indicated
careful conditions.
Indication symbol gives you helpful information about instrument operation and
maintenance.
Warning Matters
Optical time-domain reflectometer is laser equipment. Users should avoid
look steadily at the laser outlet from time to time, also couldn
’
t observe the optical
source outlet with microscope or magnifier, etc. If the energy of laser beam
focuses on the retina, the eyes will be hurt perpetually.
When using OTDR to measure optical fiber, working light in the measured
optical fiber couldn
’
t exist. Otherwise, the measuring result won
’
t be accurate,
and the instrument may be damaged perpetually.
