RX1-TX1 = FOTOCELLULE ESTERNE
= Cellules pour l'exterieur
= External photoelectric cells
= Photozelle-Außenseiting
RX2-TX2 = FOTOCELLULE INTERNE
= Cellules pour l'interieur
= Internal photoelectric cells
= Photozelle-Innenseiting
L1
= Led di segnalazione di cancello aperto
= Led de segnalization du portail ouvert
= Open gate signalizing led
= Led-Anzeige/Tor Geöffnet