EV91C General features
Boiler temperature minimum or maximum limits.
Boilers rotation adjustable from 1 to 99 days.
Maximum number of controlled boilers – 8 (2 boilers x 4 modules).
Parameters visualization and modification by means of FANBUS from EV90 or EV87 MAS TER.
Local programming or via SMS messages (with GSM modem) or via remote computer (with analog PSTN modem) via the communication bus (FANBUS) and the MAS TER EV90 or EV87.
Addressing through jumpers on the external terminal board.
TX and RX signaling Led for connection with FANBUS, butterfly valves and burners control.
Electric features
Power supply: 230V 50Hz.
Consumption: 5 VA.
4 output relays: 2 for butterfly valve control, 2 for burner control.
1 communication channel – FANBUS.
1 analog input for delivery temperature (NTC type probes – EC15 or EC16).
Voltage free contacts.