Home Flow meter

GPRS DTU|4G DTU

Application Range

Wireless meter reading

Industrial data acquisition system

Oil field monitoring

Hydrology

Street light control

Safety and fire protection system

Product Description

DTU connects to the device through the interface to obtain data, and transmits the data to the designated device through the operator network (2G/3G/4G). Similarly, the reverse data center can also send data or instructions to DTU through the operator network, and then DTU can send data or instructions to the device through the interface.

Function and Features
1. Stay online permanently
2. Provide serial data bidirectional conversion function
3. Internally integrate TCP/IP protocol stack
4. Support parameter configuration and permanent storage
5.ARM 9 core and Linux system based.
6.Supports 2G 3G and 4G LTE.
7.Support PPTP VPN. LT2P, IPSEC
8.Support NTP and clock synchronization
Software Functions
1.Support DDNS, static routing and firewall.
2.Network diagnosis,Remote Management
3.HTTP Protocol Transmission
4.4 connections online simultaneously, TCP/UDPDNS/HTTP/FTP.
5.Supports sending heartbeat packet data to network or serial port
6.Web Server configuration.
7.Dual watchdog timer for stability.


Technical Specification
SIM card and antenna
SIM/USIM card Six pin SIM card interface, 3V/1.8V SIM card
Antenna SMA interface, 5dBi antenna
Hardware Parameters
Wired Internet interface WAN*1 and LAN*1
Data Interface RS232:300bps - 460800bps
RS485:300bps - 460800bps
Indicator LED LINKA, LINKB, TXD, RXD, POWER, NET, WORK, SIM
Working Voltage DC 9V~36V
Working Current Average current 180mA@12V
Peak Current 300mA@12V
Working Temp. -25℃- 85℃
Storage Temp. -40℃- 125℃
Working humidity 10%~90%
Storage humidity 5%~90%
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