Mitsubishi Mini Split – Mechanicals or electronic.
Thermostats of this type use physical mechanisms, both for measuring the air temperature to activate the processes that go on and off to change systems. Here we use a variety of technological sensors from bimetallic strips, wax beads, bulbs and tubes filled with air gas.
Minisplit – Sensors.
These sensors react according to changes in temperature and by expansion or contraction, They activate switches, to raise or lower temperatures. Previously, this type of thermostat contained a mercury filled bulbs, but it was banned a long time ago due to the known problems of this element.
Mini Split Air Conditioner – Bimetal Strips.
There are different kinds of thermostats, such as: bimetal strips are most common. and they works by two thin strips of metals such as iron, copper and steel, bonded together and wound into a coil. According to the temperature, the metals expand or contract at different rates, causing the strips are bending.Then, when the strips are bent enough to touch an electrical contact and complete a circuit. When the temperature returns to change enough to straighten the strip, cut the circuit and the system shuts down.
In the case of digital, the most widely used today. Digital thermostats used instead of electronic sensors to monitor physical changes in temperature. The user programs a given temperature according to your convenience and when the thermostat electronic sensors recorded those amounts, made necessary changes turning on or off the systems.
Mini Split AC in the USA 