RS485 Modbus Relay Output Module 4 Channel Acquisition Modem

4 Channel Relay Input Acquisition Modem RS485 Module with Modbus Protocol

Parameters of ZHT4400

• Introduction​ of ZHT4400

ZHT4400 is a serial port control module that provides 4 DI, 4 DO and a RS485 interface, support the standard Modbus RTU protocol, support dry wet node detection, support relay delay shut down after opening, we provide comprehensive technical supports. It can be widely used in pump control, access control monitoring, lighting control, such as valve monitor application scenario.

• Function​ of ZHT4400

ZHT4400 supports modbus RTU, a question-and-answer communication method, which is simple, versatile and easy to use. Using rs485 communication network, the on-site switch status can be feed back to the host and the on-site switch valve can be controlled through this module

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.