Maximum cooling capacity is called for on days when the outdoor ambient temperature nears its annual maximum and at the same time internal heat generation from lights people and equipment are at their maximum.
Room temperature control unit.
The room temperature control unit with display re ferred to as controller from here on can be used for heating and cooling with infinitely variable knx valve drives or for controlling switch actuators and heating ac tuators.
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The white backlit display shows e g.
You can also connect a wireless water sensor to the system called spucks.
The biggest drawback is the connectivity costs.
A home thermostat is an example of a closed control loop.
Plus these systems can function as both heaters and air conditioners.
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A ductless mini split system consists of several indoor units one for each room of the home that you want heated or cooled.
It constantly measures the current room temperature and compares this to a desired user defined set point and controls a heater and or air conditioner to increase or decrease the temperature to meet the desired set point.
The marcell unit is not just intended to monitor temperature and humidity.
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Standard crac units do a good job of controlling temperature and humidity when they are required to produce cooling that is at or near their maximum capacity.
Time date temperature and operating mode.
A simple low cost cheap thermostat merely switches the heater or air conditioner either on or off and temporary overshoot and undershoot of the desired average temperature must be expected.