Siemens SIMATIC S5-115F - Page 218

Communications Capabilities S5-115F Manual
RS-232-C (V.24) interface
Printer setting: Printer not ready to receive = no current
Figure 7-15. Pin Assignment of the RS-232-C (V.24) Interface (Print Mode)
CTS (9)
DSR (7) (25) BUSY
GND (2/21/23) (7) GND
Shield (24/25) (1) Shield
V.24 - RXD (5) (2) TXD
V.24 - TXD (11) (3) RXD
PT 88CP 523
RTS (13)
DTR (15)
7-42 EWA 4NEB 811 6148-02