Diagrams 2 - ENGO CONTROLS EWT100 Operation And Installation Manual

4.2 diagrams 2

Hydraulic diagram of the three-way valve controlling the central heating circuit with a hydraulic coupling (The presented hydraulic diagram does not
replace central heating engineering design and may be used for information purposes only!)
Designations:
TP - room thermostat (NO-NC),
T1 - heating circuit temperature sensor type CT10,
T2 - external (weather) temperature sensor CT6-P type,
T4 - temperature sensor of hydraulic coupling type CT10,
P - heating circuit pump,
SM - actuator + three-way valve,
1 - heat source with contact (S) ON-OFF (gas or oil boiler)
2 - differential pressure relief valve.
3 - hydraulic coupling.
Parameter
Kind of the system
Max. temperature
Room thermostat
Start pump temp.
Return sensor
EWT100 FULL MANUAL
EWT100
Setting
Radiators system (Underfloor heating)
80ºC
ON
55ºC
92ºC
Service settings
Service settings
Service settings
Service settings
Service settings
9
MENU
Kind of the system
—>
Heating circuit
—>
Room thermostat
—>
Heating circuit
—>
Protection
—>