HVAC temperature controller-limiter ST31-SB

with LCD displayanalogprogrammable

Power 100~240VAC Contact Input 16port,Contact Output 16port,1port (SSR) AnalogInput X 3,Analog Output X 4 Communication port(RS485 Modbus RTU) X 4 RTC(Scheduled operation) As a configurable controller using a high-performance microprocessor, it can control cooling, heating, humidification, and dehumidification, and provides analog outputs (voltage, current) according to field conditions, making it easy to control inverters, cooling and heating valves, and provides external monitoring communication protocols as a general-purpose protocol (MODBUS RTU) so that users can easily link to HMI or web servers. In addition, it is equipped with various protection functions for extending the life and protection of the compressor, so it can be controlled more safely, and according to the option, it is designed to remember the situation at the time of the alarm, helping users to maintain quickly and easily. - Various color displays - 1:N Multi-driving - Energy-saving capabilities - Multi-digital input port - schedule driving - rotation function - Convenient maintenance