3.2.7. S2 Serial Port
The connector pin-outs for the 9-way D Type S2 Serial Port are shown
below in Table 6.
Pin
Function
1
Connected to pin 4 and 6
2
Tx 1
3
Rx 1
4
Connected to pin 1 and 6
5
0 V
6
Connected to pin 1 and 4
7
Rx 2 (opt CTS 1)
8
Tx 2 (opt RTS 1)
9
NC
Table 6: S2 Serial Port Connector Pin-outs.
3.2.8. S1 Facilities Connector
The 25-way D Type facilities connector can be programmed for any combination of
digital inputs and outputs. The connector pin-outs for the Facilities Connector are
shown below in Table 7.
Function
Pin
Tier II
Tier III
1
Digital Input
External Alarm Input
2
Digital Input
External Alarm Input
3
Digital Input
External Alarm Input
4
Digital Input
External Alarm Input
5
Digital Input
External Alarm Input
6
Digital Input
External Alarm Input
7
Digital Input
Not used
8
Digital Input
Not used
9
GPS Rx +
GPS Rx +
10
GPS Tx +
GPS Tx +
11
1PPS Rx +
1PPS Rx +
12
Digital to Analogue Convertor (DAC) Output
Not used
13
Supply Voltage
Supply Voltage
14
Digital Output
Not used
15
Digital Output
Not used
16
Digital Output
Not used
17
Digital Output
Not used
18
Digital Output
Not used
19
Digital Output
Not used
Doc Number:
TNM-I-E-0046 ISSUE 1.2
Page
32
