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*Support MODBUS or YD/t communication protocols;
*Arbitrary definition of unique identification number via monitoring software, easy for operation and maintenance;
*Considering unattended ICT station requirement, safe and reliable;
*Can working in a high temp or high humidity outdoor environment;
*Support 1-4 variable speed out door fans;
*Support variable speed air conditioner, energy saving;
*Unit auto detect; Temp high / low protection;
*Voltage detects and alarm function;
*Probe fault alarm;
*PCB Surface painted with CRC, avoid leakage, short circuit, and erosion from acid/ alkali/ alcohol/ humidity/salt spray;
*Wide voltage range, avoid misoperation caused by voltage fluctuation;
*One line of special terminal (3.96mm-4PIN) for variable speed fan;
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Cooling start up temp. , Cooling sensibility, Heating start up temp, Heating sensibility, Temp.high alarm, Temp. low alarm
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*Controller dimension: 140*116mm, fixed by 4 fixing holes (Hole dia:4.5mm), transverse hole distance 130.7mm,
vertical hole distance 75.8mm;
*2 digital inputs;
*2 relay control outputs;
*2 analogue inputs;
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