4G Wireless DTU IOT Cellular Modem With Modbus RTU/TCP Adaptive Function

Parameters of IOT Cellular Modem

• Introduction​ of IOT Cellular Modem

ZHC4921 is an industrial-grade 4G RTU that provides 4 DI, 4 DO, 4 AI and 1 RS485 interface, supports local logic processing operations, automatic acquisition and active reporting, Modbus RTU/TCP adaptation, automatic calibration threshold reporting, dry and wet node IO detection, and support one-to-one, many-to-one network connection.

• Features of
• IOT Cellular Modem

• IOT Cellular Modem ZHC4921 integrates data acquisition and logic control functions, supporting industrial-grade AD acquisition circuit, switching value acquisition circuit and RS485 communication circuit to ensure the functional diversity of the product. At the same time, it is equipped with other high-efficiency, stable and reliable circuits on the periphery, so that this product has the characteristics of stability, anti-interference, short-circuit self-protection, and simple and convenient operation. It is widely used in water conservancy, heat, smart agriculture, environmental protection, new energy monitoring and other industries.

Founded in 2015, Chengdu Zongheng Intelligence Control Technology Co., Ltd. is a high-tech enterprise focusing on the research, development, production and sales of Internet of Things communication control terminal products and related overall solutions. Takes the IOT intelligent communication terminal as the entry point, combines edge computing and big data cloud platform, and realizes data collection, transmission and intelligent control and other functions in the application of the Internet of Things. At present, the company's products have been widely used in intelligent water conservancy, intelligent agriculture, intelligent audio-visual and other scenes.