2 Channel RS485 RS232 RS422 to Ethnernet Serial Server NB124-V2 Modbus UDP MQTT HTTP Gateway Watchdog Industrial Grade (POE)

Description

• Industrialized design is stable and reliable with high level of port protection; Abundant LED status indicators, quickly locate the working status of the device;Support terminal or DC header power supply, 8~28V DC wide voltage input, support reverse connection protection; Support terminal type interface (RS485) and standard DB9 interface (RS232); Isolated version supports 8-channel serial port independent hardware isolation; Support 10/100M Ethernet interface;
• Support configuration tool, AT command 2 kinds of configuration methods (subsequent can support web page configuration); Baud rate support 2400115200bps, support odd, even, no parity mode; Support configurable domain name resolution service, i.e. DNS; ; Support timeout restart function, time can be customized, default 30 minutes; Support short connection function, customizable short connection maintenance time;Support serial port cache cleaning function;
• Supports multiple simultaneous open servers, each of which supports a maximum of 5 client connections;Supports a variety of Modbus gateways, which can realize the active reporting of RTU devices; Support Modbus TCP and Modbus RTU protocol inter-transfer, can be configured as a storage-type mode to automatically collect device data, you can also use a question-and-answer multi-host mode;
• Support Modbus data active reporting TCP transparent transmission servers, MQTT servers and so on; Support HTTP client mode, using HTTP/1.1 protocol, can be configured as GET, POST two kinds of request; Support MQTT gateway function, fast access to AliCloud and standard MQTT3.1.1 servers (OneNET, Baidu Cloud, Huawei Cloud, etc.);
• Support hardware restore factory settings; Supports online upgrade, which is convenient for users to customize the functions; Support multiple registration packet and heartbeat packet modes; Support DHCP to get IP, mask, gateway, DNS server and so on dynamically;Support TCP Server, TCP Clinet, UDP Server, UDP Clinet, MQTT Clinet, HTTP Clinet multiple working modes; Can use TCP/IP direct communication or through the virtual serial port connection communication.

Multi-serial server series products, integrated with TCP/IP protocol stack, can realize
two-way transparent transmission of data from serial port to Ethernet port, Modbus protocol conversion, serial devices on
the cloud and other functions. The industrialized design ensures the stability of the device in the harsh working
environment, and the rich indicator effects are used to feedback the different working status of the device.
Support the upper computer, AT command configuration, just a simple configuration, you can easily realize the serial
device networking, cloud and other functions.
Widely used in server room monitoring, environmental monitoring, intelligent transportation, road gate control,
intelligent courier cabinet and other industries

Shipping and Returns

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