MANUAL P/N 900000015 REV 1.2
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2
Specifications
2.1 Inputs
The Network Time Device may receive its input from three references. The three references the
Network Time Device receives input from are the NTP Time Server, Serial Port Input, and GPS
(optional).
2.1.1 NTP Time Server
The Network Time Device may receive time from the NTP Time Server through the Ethernet. To
receive time from the NTP Time Server, connect one end of an Ethernet cable to the Network Time
Device Ethernet and connect the other end of the Ethernet cable to a hub.
2.1.2 Serial Port Input
The Network Time Device may receive time from the Serial Port Input through the Serial Port. To
receive time from the Serial Port Input, connect one end of a serial cable to the Network Time
Device Serial Port and connect the other end of the serial cable to the serial port of a computer,
modem, or Brandywine Communications Master Clock.
2.1.3 GPS
(Optional)
The Network Time Device may receive time from the GPS through the Antenna. To receive time
from the GPS satellites, connect the cable to the Network Time Device Antenna.
