Biological filter control

Biological filter control - 3 pumps and 2 float switches possible

Control for biological filter plants. Connection of maximum 3 pumps and 2 float switches possible. Cycle time of all pumps can be configured freely.   2 can be operated dependent on both float switches, qualified application for designs with upstream buffer tanks, detection of mains voltage failure and flooding, alarm relay (potential-free directional contact), optical and acoustic alarm, logbook, graphic display, multi-lingual menu management, 230 V / 50 Hz / 3 A, IP 54.