MANUAL P/N 900000015 REV 1.2
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3.3.3 Serial Port Pin Connections
The Network Time Device serial port uses either RS232 or RS422 standard pinout. The RS232
Pinout (DB-9 Connector) Table lists the pins used by the Network Time Device serial port for
RS232. The RS422 Pinout (DB-9 Connector) Table lists the pins used by the Network Time
Device serial port for RS422.
RS232 Pinout (DB-9 Connector) Table
PIN
DESCRIPTION
1 ---
2 Receive
Data
3 Transmit
Data
4 ---
5 Signal
Ground
6 ---
7 ---
8 ---
9 ---
RS422 Pinout (DB-9 Connector) Table
PIN
DESCRIPTION
1 ---
2 ---
3 ---
4 ---
5 ---
6 ---
7
Transmit/Receive Data B (–)
8
Transmit/Receive Data A (+)
9 ---
