PUSR Double Serial Device RS232 RS485 RS422 Ethernet Server Modbus to MQTT lot Gateway MultiHost Polling USRN520 H7 Version

The USRN520 Supports Modbus RTU Master for retrieving field site data from serial meters After collecting data users can convert serial data to MQTT json format data allowing users to get field site data while save space and time New Solution New ARM core CortexM7 solution which has a main frequency up to 400MHz compatible with TCPlP protocol stack lt has low latency and strong scalability stable and reliable USRN520 compatible with TCP Client TCP Server UDP Client UDP Server and HTTPD Client working modes achieves data transparent transmission via simple configuration Supports 2 serial ports working independently Modbus Gateway It compatible with Modbus TCP and Modbus RTU protocol mutual conversion multihost poling function Dual Sockets Each serial port supports connecting to two different servers at the same time Two sockets are mutually backed up providing higher reliability and better flexibility.