Siemens SIMATIC Box PC 620 Manual page 149

Serial Port COM2 (V24/Mouse)
The serial port (COM 2) on the SIMATIC Box PC 620 has the following pinout:
Figure 8-2 Serial Port COM 2 (Connector)
Pin No.
1
2
3
4
5
6
7
8
9
SIMATIC Box PC 620 Manual
C79000-G7076-C639-04
5
9
6
1
Designation Description
DCD (M5) Receiving signal level
RxD (D2) Received data
TxD (D1) Transmitted data
DTR (S1) Terminal ready
GND (E2) Functional ground
DSR (M1) Readiness for operation
RTS (S2) Switch on transmitter
CTS (M2) Ready to transmit status
RI (M3) Incoming call
Hardware Information
Input /Output
Input
Input
Output
Output
-
Input
Output
Input
Input
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