SR81 Electronic Thermal Controller
The Intelligent Controller SR81 (Updated Version SR868C8) is used on split solar heating systems, it can show the temperature of water in the tank, the option of temperature difference, gives you frost protection and protection of memory and anti-bacteria.
Max. Number of collectors: 1.Max. Number of storage tanks: 1.
Max. Number of relays: 4.
Max. Number of sensors: 5.
Max. Number of visualization application system: 1.
FRT: 1 x Rotary vane type electron flow meter.