Boiler temperature controller EKOSter 420
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6. Diagram for the connection of controller to the hydraulic
system
5.1 Connection of the controller to the electrical system (cont.)
Note:
Each time you connect or disconnect the sensor hot water
or remote control requires a reset controller EKOSTER 420, by
switching on and off switch.
None made the reset will cause the malfunction of the controller.
!
1. Fan
6. DHW heater sensor
2. Central heating boiler temperature sensor
7. CONTROL panel
3. EKOSter 420 controller
8. Room thermostat
4. Central heating pump
9. TERMIK thermal fuse
5. DHW pump
Fig. 6 Example of the heating installation diagram with a EKOSter 420
controller without the cutting off and protecting devices. It does not replace a
professional project at the assembly spot.
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Ekoster 420
