Chengdu Ebyte Electronic Technology Co., Ltd.
NB114 User Manual
Copyright ©2012–2023
，
Chengdu Ebyte Electronic Technology Co., Ltd.
3.2. technical parameter
project
explain
working voltage
8
～
28V (DC)
Interface
Serial port (RS422/RS485, 4 × 3.81mm Phoenix terminal)
Serial port (RS232, standard RS232 line sequence DB9
female)
Network interface (RJ45)
Working mode
TCP Server (default), TCP Client, UDP Server, UDP
Client, HTTP Client, MQTT Client
Socket
connection
TCP server supports 6-way client connections
Network protocol TCP/UDP
、
MQTT
、
HTTP
、
IPv4
、
DHCP
、
DNS
IP acquisition
method
Static IP (default), DHCP
DNS domain
name resolution support
Domain name
resolution server 114.114.114.114 (customizable)
collocation
method
Web page, parameter configuration tool, AT command
IP address
192.168.3.7 (customizable)
user name
Admin (customizable)
password
Admin (customizable)
Local Port
8887 (customizable)
Subnet mask
255.255.255.0 (customizable)
gateway
192.168.3.1 (customizable)
Serial port cache 1024Byte
Packaging
mechanism
512 Byte
Serial baud rate 1200~230400 bps (115200 by default)
Data bits
5. 6, 7, 8 (default)
Stop bit
1 (default), 2
Check bit
None (default), Odd, Even, Mark, Space
Product size
one hundred and two × eighty-four × 25mm
（
L × W × H
）
Product weight
126g ± 5g
Working
temperature and
humidity
-40~+85
℃
, 5%~95% RH (no condensation)
Storage
-40~+105
℃
, 5%~95% RH (no condensation)
