Analogue measuring device with battery-free remote switch as signal generator

摘要

The measuring device (1) has a mechanical gage (2) and a signal transmitter which is operated at predetermined position of a actual value pointer (3) of the mechanical gage. The signal transmitter is provided with a wireless switch (10) which is actuated for producing energy for emission of a radio signal (11). A switch key (12) of wireless switch is triggered directly by the gage or by operating the switching spring.