7
Subject to change without prior notice
EN
In residential systems, usually with two pipes systems, the measurement of thermal energy takes place
on a single section both in heating and cooling cycle.
5. Display and buttons
The device is equipped at the front with an LCD and two buttons (T1 and T2), useful for device
initialization and readings
1) Eight-digit numeric field;
2) Single-digit numeric index (menu level);
3) Heating data index;
4) Cooling data index;
5) Circuit 1-2 pulse emitter (external module);
6) Return temperature index;
7) Indicator of sub level presence;
8) Supply temperature index;
9) Battery level indicator;
11) Flow presence indicator;
12) M-Bus wired communication data index;
10) Faults or NFC/IR active communication indicator;
The picture below reports a typical connection diagram (installation on return pipe):
13) LoRaWAN communication data index;
14) Historical index;
15) Pulse value index (k);
16) Measurement unit index;
T1) Levels selection button;
T2) Scroll button within the selected level;
12+13) Wireless M-Bus data index;