Radijator Inženjering d.o.o, 36000 Kraljevo, Živojina Lazića - Solunca br.6, Srbija
tel. +381 36 399 140, fax. +381 36 399 150, http://www.radijator.rs
e-mail: [email protected]
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Picture 7. Assemblying safety elements
Thermostats in the automation system of the boiler
In the automation system that runs the combustion process and affects the work of the boiler and
cycles of heating, there is one safety thermostat. Safety thermostat functions as a limiter of the
temperature of water in the boiler and is limited to 110˚C,
picture 8.
In case of overheating, wait
until water temperature drops under 60˚C and manually reset the button of STB thermostat.
Picture 8. Safety thermostat in the automation system of the boiler
For boiler automation system and cycles of heating, NTC sensors are used which serve for setting
the desired temperature. Boiler NTC probe is limited to 95˚C.
In case of reaction by any safety element, the automation system takes over a series of activities,
enters the safety operating modality in which the pump must be turned on for the temperature to
drop.
In addition to the stated thermostats, the automation system is also equipped with a
contact
thermostat for supervision of the pellets temperature in the silo,
picture 9.
In case this thermostat
