User`s guide

22 of 40
5000CTC2 Series C-Touch Colour Touchscreen Installation Instructions
© Clipsal Australia Pty Ltd
7.5 RS-232 Connection
The RS-232 serial port connection uses standard EIA 574 pinouts (see Table 4).
The RS-232 port allows you to connect external devices to the touchscreen, such
as security and control equipment.
Table 4. RS-232 pinouts
7.6 PS/2 Connection
The PS/2 port allows you to connect a PS/2 keyboard and mouse. It is provided
for configuration and support purposes and is not intended to be permanently
connected in an installation.
NOTE
NOTE
In order to function, a PS/2 mouse must be connected to the PS/2 port
via a PS/2 ‘Y’ adapter. A keyboard may be connected directly to the PS/2
port or via a ‘Y’ adapter.
If using the RS-232 port to connect to external devices, be sure to use
a suitable shielded data cable. The cable length should be limited to 15
metres for communication up to 19,200 bps, or 7.5 metres at 38,400 bps.
Pin Name Description
1 DCD Data Carrier Detect
2 RD Receive Data
3 TD Transmit Data
4 DTR Data Terminal Ready
5 GND Ground
6 DSR Data Set Ready
7 RTS Request To Send
8 CTS Clear To Send
9 RI Ring Indicator