User's Manual

862-01545 µLink System Manual
Issue 1 Page 15
Power Supply
Characteristics
Description
a. Input supply voltage (DC) 21.5 to 56 VDC
b. Input supply voltage (AC) 100 to 240 VAC
c. Power Consumption < 20 W
d. Selection of a single DC supply or an AC supply to
the IU. The OU is supplied by an isolated single
DC supply fed from the IU via the interconnecting
cable.
e. Reverse voltage protection for equipment and
supply (DC option only).
Controls and
Displays
Description
a. The µLink IU has an LED alarm and status
display. All control functions are accessed via the
Craft Terminal.
b. The operator can perform all essential control and
management functions of both the near and far end
station equipment in the link using the Craft
Terminal.