NB114 Serial ⇌ Serial Device Server

NB114 Serial Device Server is a serial port server that realizes serial port data ⇌ Ethernet data conversion;

it has multiple Modbus gateway modes and MQTTC/HTTPC IoT gateway modes, which can meet the networking functions of various serial port devices/PLCs;

adopt industrial-grade design standards to ensure device reliability The product comes with RJ45 network port and 4*3.81mm phoenix terminal and DB9 data interface;

supports a variety of serial port protocols (RS422/RS485/RS232); uses positioning holes for installation.

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Feature

  • RJ45 adaptive 10/100M Ethernet interface;
  • Support multiple working modes (TCP Server, TCP Client, UDP Server, UDP Client, HTTPC, MQTTC);
  • Support three configuration methods: configuration tool, web page and AT command;
  • Server mode supports multiple socket connections;
  • Support multiple baud rates;
  • Support DHCP function;
  • Support DNS (domain name resolution), and custom domain name resolution server;
  • Support multiple Modbus gateways (simple protocol conversion, multi-host mode, storage gateway, configurable gateway, etc.);
  • Supports quick access to Alibaba Cloud, Baidu Cloud, OneNET, Huawei Cloud, and standard MQTT servers of version 3.1;
  • Support HTTP protocol (GET/POST request)
  • Support virtual serial port;
  • Support timeout restart function, time can be customized;
  • Support short connection function, short connection interval time customization;
  • Support heartbeat package and registration package function;
  • Support serial port cache cleaning function;
  • Support access to external network and local area network;
  • Support hardware reset to factory settings;
  • Support online upgrade

Specifications

Item Instruction
Operating Voltage DC 8～28V
Working current 7mA @ 12V
 

Interface

 Serial port (RS422/RS485, 4*3.81mm phoenix terminal)

Serial port (RS232, standard RS232 line sequence DB9 female) Ethernet port (RJ45)
Work Mode TCP Server、TCP Client、UDP Server、UDP Client、HTTP Client、

MQTT Client（default TCP Server）
Socket connection Support 6-way client connection (TCP server mode)
Network protocol IPv4、TCP/UDP、HTTP、MQTT
How to get IP DHCP、Static IP (default static IP)
DNS Support
DNS server Customizable (default 114.114.114.114)
Configuration method Web pages, configuration tools, AT commands
IP address Customizable (default 192.168.3.7）
local port Customizable (default 8887)
subnet mask Customizable (default 255.255.255.0)
gateway Customizable (default 192.168.3.1)
target IP Customizable (default 192.168.3.3)
destination port Customizable (default 8888)
Serial port cache 1024Byte
Packaging mechanism 512 Byte
Serial port baud rate 1200 ～ 230400 bps（default 115200）
data bits 5、6、7、8（default 8）
stop bit 1、2（default 1）
Check Digit None、Odd、Even、Mark、Space（default None）
Product Size 102 mm * 84mm * 25mm （length*width*height）
product weight 126g ± 5g
Working temperature

and humidity

 -40 ～ +85℃、5% ～ 95%RH（no condensation）
Storage     temperature

and humidity

 -40 ～ +105℃、5% ～ 95%RH（no condensation）

 

 

Dimensions

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