Technical Description
Physical Dimension and Weight
The desktop-mounted voice terminal measures
d
11 3/4 inches (29.8 cm) wide
d
10 3/8 inches (26.4 cm) long
d
5 1/2 inches (14.1 cm) high (with handset)
d
3 1/2 lbs (1.57 kg)
Power Requirements
The 8528T voice terminal requires phantom power or auxiliary power;
either is selected by setting a pair of jumpers. If phantom power is used,
less than 1 Watt of power is drawn from the switch to support a normal
operating mode. If adjunct equipment is connected to the voice terminal,
auxiliary power must be used.
WARNING:
If auxiliary power is selected, use only a nominal 40 or
48 Vdc, UL-Listed Communications Circuit Power source.
Environmental Requirements
The 8528T can operate in temperatures ranging from 40 to
120 degrees F (4 to 48 degrees C) and relative humidity ranging
from 5 to 95 percent.
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