ECL Application key A230 DE. Heating control with wind compensation. Cooling control.

Applikationsschlüssel A237/337 DE

Applikationsschlüssel A247/347 DE

ECL Application key A260 DE. 2 x heating control

ECL Application key A266 DE. Heating and DHW control

Applikationsschlüssel A367 DE

ECL Application key A377 DE. 2 x heating and 1 x DHW-tank control

ECL Application key A267 DE. 2 x heating and 1 x DHW-tank control

ECL Application key A217 DE. DHW - / DHW-tank temperature control

ECL Application key A319 DE. Heating buffer and heating control