EXFO FTB-500 - Manual (Page 29)

Safety Information
FTB-500 21
Electrical Safety Information
Maximum operation altitude

2000 m (6562 ft) (unit connected to external power
supply)

5000 m (16405 ft) (unit operated from batteries)
Pollution degree

2 (unit connected to external power supply)

3 (unit operated from batteries)
c
Overvoltage category

unit: I

AC adapter: II
Measurement category Not rated for measurement categories II, III, or IV
Input power
d

unit (four slots): 24 V; 8 A

AC adapter (four slots):
100 - 240 V; 50/60 Hz; 4.8 A

unit (eight slots): 100 - 240 V; 50/60 Hz; 4.8 A
a. With some modules, the maximum operation temperature is 40 °C (104 °F).
b. Measured in 0 °C to 31 °C (32 °F to 87.8 °F) range, decreasing linearly to 50 % at 40 °C (104 °F).
c. Equipment must be normally protected against exposure to direct sunlight, precipitation and full wind
pressure.
d. Not exceeding ± 10 % of the nominal voltage.
C
AUTION
The use of voltages higher than those indicated on the label affixed
to your unit may damage the unit.
I
MPORTANT
The operation and storage temperatures of some modules may
differ from the temperatures specified for your platform. In this
case, always ensure that you comply with the most restrictive
conditions (either module or platform).
Equipment Ratings