HVAC temperature controller-limiter ST31-ST

with LCD displayanalogprogrammable

ST31 Series Standard Contact Input 16 + Full water Input 1 Contact Output 16 + SSR Output 1 Temperature HumidityInput 1 RTC function integrated It is a separate controller with specialized input/output for constant temperature and humidity control system/Air Handling Unit and it is compact size and easy to install. In particular, it is equipped with electrode humidifier control input/output (full of water, CT input) by default, so no separate humidifier controller is required, and there is an SSR output to control the heater capacity. In addition, RS485 communication is built-in four ports, so you can use two displays (local, remote) at the same time and interlock with automatic control. It has a built-in RTC function, so it can also implement a schedule operation function.