TRAK MODEL 9100 MODULAR FREQUENCY/TIME SYSTEM
TM4400013 Rev. D
1-7
Table 1-3. Output Characteristics, RS-232 I/O and TOD
OUTPUT CHARACTERISTICS
RS-232 I/O and
TOD
Type: Single ended RS-232
Common
Characteristics
Character format: 8 data bits, 1stop bit, no parity
Message Format Two types, refer to paragraph 3-4 for detailed
description
Baud rate: 9600, Fixed
Connectors: 9 pin “D” type
Table 1-4. Output Characteristics, Alarms
OUTPUT CHARACTERISTICS
Alarms
Type: Relay contacts, one set major and one set minor
alarm. Refer to Paragraph 1-11 for detailed
description.
Sense: Contacts closed for no alarm condition
Connector: RJ-45 Type
Table 1-5. I/O Characteristics, 10 BaseT, Network Time Server
I/O CHARACTERISTICS
10 BaseT Ethernet
Network Time
Protocol
NTP Version 3 (RFC 1305)
Telnet Status
Connector: RJ-45 Type
Table 1-6. Input Characteristics, GPS Antenna
INPUT CHARACTERISTICS
GPS Antenna
Supply voltage + 4.5 to 5.25 VDC, 5 – 80 ma
Connector: “N” type female
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