The EKA 174 MODBUS module is a specialized device for data communication in heating control and regulation systems. It enables an efficient connection to gateways or other monitoring modules, ensuring seamless integration into existing systems. Weighing only 8 grams, the module is lightweight and compact, making installation and handling easier. It is designed as an accessory type for heating control and regulation, providing a reliable solution for monitoring and controlling heating systems. The module supports real-time communication, meaning that data can be processed and transmitted in real time to enable precise control of heating functions. The use of the EKA 174 MODBUS module contributes to increased efficiency and optimization of heating systems by facilitating improved data communication and monitoring.