D1 | Zone valve or thermal valve |
L | Switching voltage AC 24…250 V |
N1 | Room thermostat |
S | Selector for Heating / OFF / Cooling |
Y | Control output "Heating" or "Cooling", AC 24…250 V |
N | Neutral conductor |
T | Thermostat element (gas-filled diaphragm) |
D1 | Zone valve or thermal valve |
L | Switching voltage AC 24…250 V |
N1 | Room thermostat |
S | Selector for Heating / OFF / Cooling |
Y | Control output "Heating" or "Cooling", AC 24…250 V |
N | Neutral conductor |
T | Thermostat element (gas-filled diaphragm) |