Arning – EXFO FTB-500 User Manual
Page 28
Safety Information
20
FTB-500
Electrical Safety Information
W
ARNING
Use only the listed and certified AC adapter/charger provided by
EXFO with your unit (four-slot model). 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.
Equipment Ratings
Temperature
Operation
unit powered by batteries: 0 °C to 50 °C
a
(32 °F to
122 °F)
(total max. of 50 W for modules in four-slot model)
(total max. of 85 W for modules in eight-slot model)
unit connected to AC power:
0 °C to 40 °C (32 °F to 104 °F)
(total max. of 100 W for modules
in four-slot model)
0 °C to 50 °C (32 °F to 122 °F)
(total max. of 200 W for modules
in eight-slot model)
Storage
unit: –40 °C to 70 °C (–40 °F to 158 °F)
Relative humidity
b
unit: 95 % non-condensing
AC adapter: 10 % to 80 % non-condensing