DIN rail-mounting-modules Optical and actustic fault indicator units SVE-series: to the product series collective alarm modules with horn re-control, lamp test, acknowledgeable flashing fault messages, combined motor warnings and flashing fault messages according to ISA-18.1 / DIN 19235 LON-bus digital + analog I/O modules LVE, MVE-, MVL, LM-series: to the product series analog and und digital I/O-modules for DIN rail mounting or distributor installation, dispaly systems with LED or Plain text, Router, Repeater, fiber optic, Powerline etc., as energy meters, weather stations and special modules Combinable digital + analog I/O modules C3-series: to the product series digital and analog I/O modules, plain text display, telephone dialer, can be combined via DIN rail bus. Universally applicable through data transmission via: FT5000 (2-wire bus) - Powerline PL3150 - Ethernet/Internet - GPRS - SMS - telephone/VdS, can be parameterized via USB