Vimar RADIOCLIMA Bedienungsanleitung Seite 38

If a radio actuator is not required, it is possible to remove the relay
module for wired commands, situated in the base of the 01910...
thermostat (fig. 3.1.2), and install it inside the special housing on the
Radio Transceiver Base Station (fig 3.1.3)
01930
Fig. 3.1.3
Fig. 3.1.2
4 - ENGLISH