Stiebel Eltron SOM 7 Plus (RESOL DeltaSol BS Plus) Solar Control, 4 Sensors
Stiebel Eltron SOM 7 Plus (RESOL DeltaSol BS Plus) differential temperature control with digital temperature display, programmable functions for solar domestic hot water systems and 10 selectable system layouts. 100-240 Volt operation. Control requires minimum of 2 sensors (4 are included) and will accept up to 4 sensors. 2 semiconductor outputs for pumps or valves and 1 output for VBUS data transfer. Equipped with a factory installed line cord.
|This control will need to be programmed for correct operation. If you need help in setting the parameters, or would like us to pre-program the control to your parameters before shipment, please let us know.|