EXFO FTB-2 - Manual (Page 27)

Safety Information
FTB-2 and FTB-2 Pro 17
Electrical Safety Information
W
ARNING

Use the external power supply indoors only.

Position the unit so that the air can circulate freely around it.

Operation of any electrical instrument around flammable gases
or fumes constitutes a major safety hazard.

To avoid electrical shock, do not operate the unit if any part of
the outer surface (covers, panels, etc.) is damaged.

Only authorized personnel should carry out adjustments,
maintenance or repair of opened units under voltage. A person
qualified in first aid must also be present. Do not replace any
components while the power cable and batteries are connected.

Unless otherwise specified, all interfaces are intended for
connection to Safety Extra Low Voltage (SELV) circuits only.

Capacitors inside the unit may be charged even if the unit has
been disconnected from its electrical supply.
W
ARNING

Use only the listed and certified AC adapter/charger provided by
EXFO with your unit. It provides reinforced insulation between
primary and secondary, and is suitably rated for the country
where the unit is sold.

Use only accessories (such as the batteries and fiber inspection
probe) designed for your unit and approved by EXFO. For a
complete list of accessories available for your unit, refer to its
technical specifications.

When you use the unit outdoors, ensure that it is protected
from liquids, dust, direct sunlight, precipitation, and full wind
pressure.