2 Channel Serial Server RS485 RS232 RS422 to Ethnernet NB124E POE TCP UDP MQTT HTTP Modbus Gateway TCP- RTU Watchdog

Description

• Support Phoenix terminal or DC power supply, DC 8-28V wide voltage input, support reverse connection protection; Support terminal interface (RS485/RS422) and standard DB9 interface (RS232); The baud rate supports 2400~115200bps, and supports multiple verification methods; Support multiple registration packets and heartbeat packet sending, such as connection sending MAC, connection sending customization, etc.;
• Supports stable and reliable host computer and AT command configuration, independent configuration of four channels does not affect each other; Support DNS domain name resolution, domain name resolution server can be configured; Support DHCP to dynamically obtain IP, subnet mask, default gateway, DNS server address; Support multiple working modes TCP client, TCP server, UDP client, UDP server, MQTT client, HTTP client;
• Support UDP server mode with memory mode, records the UDP address of the last communication, and uses it as the destination address of the next communication; Support a variety of Modbus gateways, which can realize the active reporting of RTU devices, support the mutual conversion of Modbus TCP and Modbus RTU protocols, and can be configured as a storage mode to automatically collect device data, or use a multi-host mode with one question and one answer;
• Support Modbus data to actively report to TCP transparent transmission server, MQTT server and other servers; Support MQTT gateway function, fast access to Alibaba Cloud and standard MQTT3.1.1 servers (OneNET,);
• Support HTTP client mode, use HTTP/1.1 protocol, can be configured as GET, POST two request methods; Support TCP/IP direct communication or connect communication through "virtual serial port"; Abundant independent LED status indicators, supporting links, network cables, data sending and receiving, etc.;

NB124E is a 2-way serial port serversupports POE power supply. It integrates the TCP/IP protocol stack
inside, which can realize data transparent transmission from the 2-way serial port to the Ethernet port. The device
has the function of ModBus gateway, supports Modbus TCP to RTU, and supports automatic polling. The product
adopts industrial-grade standard design to ensure the stability of the equipment in harsh working environments, and
the rich indicator lights are used to feedback the different working states of the equipment

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