Ceiling fresh air controller

Function Introduction:

1. The system consists of 86 boxes and a main control system for power fans, which communicate through 485. The system has two motors for fresh and return air, as well as two air valves and PTC auxiliary heating.

2. The system detects air quality through sensors such as PM2.5, CO2, TVOC, and temperature and humidity, automatically adjusts air volume, and switches to external circulation based on CO2 quality judgment during internal circulation.

3. The system is equipped with WIFI, which can report data to the cloud and operate the machine through an APP or mini program. It also has a reserved 485 interface for data exchange and control with third-party smart homes.