Constant T&H A/C controller

*Trial run function;
*Off Memory function;
*Probe lost protection;
*High temperature protection function;
*Compressor delay function;
*Timer ON/OFF, service remind and lock function;
*Support Proportional humidifier, frequency conversion fan;
*Intelligent adjust temperature and humidity to dynamic equilibrium;
*Humidity control accuracy up to ±2%;
*Strong stability, 0.15-80MHz interference rejection, 4KV high voltage and surge resistance;
*Fuzzy control by bypass valve to avoid compressor frequent starts and stops;
*Humidifier dividual control, high humidity accuracy, with protection for cylinder;
*MODBUS-RTU RS485 Widely-used communication protocol, up to 1km max distance (Gateway Free)
*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;
*All I/O on control board fixed with indicator lights for intuitionistic estimation. Control logic implemented on the control   board;
*Featured with European terminal blocks for I/O connection, easy assembly;
*Support fuzzy control the frequency conversion fan without additional equipments;
*Independent humidify valve control.