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Table 2.6: RS-232 Low-speed Data Connector
Item
Connector type
Connector designation
Output rate
Pin-outs
Alarm Relay/General Purpose Output
A 9-way D-type female connector is provided as an
alarm/controlled relay mechanism.
The TT1222 has a configurable alarm contact
closure. The alarm is activated following the
occurrence of an alarm condition. It is possible to
control the alarm conditions via a user interface.
In addition, the TT1222 supports five configurable general purpose output
pins. These are also controllable via the user interface.
Table 2.7: Relay/GPO Pin Allocation
Parameter
Relay 1, Open on alarm
Relay 1, common
Relay 1, Closed on alarm
GPO 1
GPO 2
GPO 3
GPO 4
GPO 5
GPO ground
Reference Guide: TT1222 4:2:0 Professional Receiver
ST.RE.TT1222.2
Specification
9-way D-type, Female
RS232 DATA
75, 110, 150, 200,300, 600, 1050, 1200, 2400, 4800, 9600, 19200, 38400,
57600 or 115200 baud selectable
Pin
Function
1
Reserved
2
Data Transmit (Tx) - data output
3
Data Receive (Rx) - data input
4
Reserved
5
Ground
6
Reserved
7
Reserved
8
Reserved
9
Reserved
Specification
Pin 9
Pin 4
Pin 8
Pin 1
Pin 2
Pin 3
Pin 6
Pin 7
Pin 5
Installing the Equipment
Page 2-13
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