DL-TTY/13-MM-ST TTY/MM/point to point/FiberView

Product Datasheet

DL-TTY Manual

The system DL TTY forms an asynchronous TTY- interface (20 mA active, half-active or passive) which can be operated in two ways: either half-duplex or full-duplex.

LEDs and potential-free contacts (optional) of a fault detector relay are able to signal defective states..