RS232-TTY adapter active - PC-TTY Interface
RS232-TTY adapter active - PC-TTY Interface
RS232-TTY adapter active - PC-TTY Interface

RS232-TTY adapter active - PC-TTY Interface

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Delivery Time: Delivery time 3-5 working days germany / about 10 days Europe

Serial converter is active (V24 TTY) for programming of all SIMATIC S5 CPUs with long cable

Active TTY - converter as a substitute for Köster box or for coupling to an S7 CP340 TTY.

Length 3 m

AG-Side: 15-pin connector (S5-CPU)
PC-Side: 9pin connector female (PC)


Not all devices that have a TTY interface provide the 20mA source. These devices are then called passive participant. In order to exchange data with such devices one needs an active partner who provides the power sources.

This active V24-TTY converter provides a remedy.
He is also called Köster box a complete replacement for the offered by SIEMENS V.24 TTY interface. (2GA3911-3A)

  •  SIMATIC S7 for coupling to CP 340 TTY 20 mA (not for programming the S7-CPU!)
  •  SIMATIC S5 (AG 95U, AG 100 .103, 115U, 135U) with a long line
  •  SIMATIC S5 (AG and AG 115K 130W with interface AS511)
  •  S5 communication processor "CP 430 / CP1430"
  •  S5 communication processor "CP 5430 TF / CP 5431 FMS"
  •  S5 Positioning "IP 246" with COM 246
  •  S5 step motor assembly "IP247" with COM 247
  •  Replacement for SIEMENS Kösterbox (2GA3911-3A)
  •  FESTO valve terminals ISB50 with TTY interface


For more information about this product can be found on the product page V24-TTY-Wandler active.


Data Sheet   Schematic Diagram    Manual


Specific References


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RS232-TTY adapter active -...