Scope of Application: The constant temperature and humidity air conditioning control system is specially used in electronic clean workshops, food processing workshops, GMP, pharmaceutical companies, precision instrument manufacturing workshops, chemical clean workshops, precision laboratories, aerospace and military science industries, etc. It can realize the automatic adjustment of system temperature, humidity, air volume, pressure difference and various safety protection, interlocking, energy-saving operation and other control functions, and maximize the control and precision requirements of clean workshop temperature, humidity and pressure difference, and provide a high-precision, low-energy indoor environment for the production process of enterprises. Product technical features 1. Fully understand the purification needs of various industries, according to the control requirements of the industry, integrate modern purification air conditioning technology, automatic control and computer communication technology, measure, analyze and control the operating energy consumption of refrigeration and air conditioning system equipment, and provide a high-precision, low-energy constant temperature and humidity environment. 2. Flexible adoption of optimal control strategies for different types of air conditioning systems and heat and humidity treatment solutions. 3. Comprehensively consider the operating environment of the system, maximize the use of outdoor fresh air in transitional seasons, and achieve system energy-saving control. 4. Good cooperation with rotary dehumidification system, fresh air pretreatment system, deep dehumidification and other air conditioning systems to provide reliable and high-precision control for low-humidity environments. 5. Controllers, sensors, actuators and electrical components have been strictly tested and verified, and imported and national brands are used to ensure that the system is stable, reliable, efficient and energy-saving. 6. Adopting the integrated design of strong and weak electricity, eliminating system interference, simplifying system wiring, ensuring stable system operation, and convenient operation and maintenance. 7. Using the upper human-machine interface in the form of a touch screen, centralized management, and simplified operation. 8. Adopting standard MODBUS RTU protocol, reserved network communication interface supporting international mainstream communication protocols to achieve connection with third-party systems such as DCS system or building system. ●Return air (indoor) temperature and humidity monitoring and constant temperature and humidity control (circulation unit) ●System air volume and pressure control. ●Indoor pressure monitoring and control function. ●Supply fan start and stop control. ●Exhaust fan and supply fan interlocking control (DC system). ●Supply and exhaust fan operation and fault status detection. ●Primary and secondary filter pressure difference alarm. ●Various electrical safety protection functions such as overcurrent and short circuit. ●Unit wearing parts operation time accumulation and maintenance reminder function. ●Fire signal interlocking control. ●Exhaust (indoor or supply) temperature and humidity monitoring and constant temperature and humidity independent adjustment control (DC system). ●Summer/winter mode conversion control. ●System hardware fault self-diagnosis function. ●Disinfection, self-purification control process automatic input function (pharmaceutical factory system exclusive function). ●Process exhaust, process dust removal equipment and air conditioning fresh air, air supply system interlocking control function (pharmaceutical factory system exclusive function). Multi-unit operation ●Independent temperature and humidity adjustment control of operating room. ●Supply fan lack of air pressure difference protection control.
