Black Box® Heavy Duty Edge Switches Installation and User Guide(07/05)
5
POWER SUPPLY
These products are intended to be supplied by a Listed, Direct Plug-In power unit, marked
“Class 2”, or a Listed ITE Power Supply, marked “LPS”, which has suitably rated output
voltage (i.e. 9vdc, 12vdc, 24vdc, 48vdc), and suitably rated output current (i.e. 100mA to
500mA).When connected to a 48V centralized DC source, these products shall be provided
with a Listed 5 A DC fuse in the supply circuit.
Direct DC POWER SUPPLY : built-in terminal
block for +, -, ground along with 12VDC jack
12V DC internal (range 8.0 to 15V DC),
24V DC internal (range 10 to 36V DC),
-48V DC internal (range 30 to 60V DC),
AC POWER SUPPLY ( using an external power adapter):
All models have an (8-15)VDC output with 6ft long cord and a 2.5mm center + jack. The
external AC power supplies are temperature rated to match the Edge Switch ratings.