Using the Aux Port
The RS-232 aux port can be used to communicate to a secondary PLC. The setup screen for the aux port can be
found as a tab option under the
Edit-System Parameters
menu selection.
The AUX port isnot available in the HMI504T.
PLC [RS-232] + AUX [RS-232] Port
Pin Designations
Pin assignment of the 9-pin, female Sub-D, PLC [RS-232] Port
Pin #
Symbol
PLC [RS-232]
AUX [RS-232]
1
Aux_TxD
Transmitted Data
2
TxD
Transmitted Data
3
RxD
Received Data
4
Not used
5
GND
Signal Ground
6
Aux_RxD
Received Data
7
CTS
Clear to send input
8
RTS
Ready to send output
9
Not used
1010-1001a, Rev 02
76
Sil ver Se ries In stal la tion & Op er a tion Man ual
Содержание Silver HMI504T
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