LTP/U 1.1 KNX Transponder Reader with POS Function Manual

This document describes a three-module flush-mounting KNX transponder reader with POS (Point of Sale) function, designed to control access to locations like parking garages, saunas, or gyms upon fee payment. It features two independently programmable bistable relays, three voltage-free inputs, and can operate with or without the KNX bus, requiring an external power supply for bus-independent operation.