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Home / Products / LTE Cat 4 modems / Cellular Modem Routers | Industrial Cellular Modems
Home / Products/ LTE Cat 4 modems / Cellular Modem Routers | Industrial Cellular Modems
Cellular Modem Routers
  • Cellular Modem Routers
  • Cellular Modem Routers
  • Industrial Cellular Modems
  • Industrial Modems

USR-G781

USR-G781

Cellular Modem Routers | Industrial Cellular Modems

Cellular Modem Routers | Industrial Cellular Modems


USR-G781 is an industrial cellular modem router, which provides a serial to cellular networking solution. Provide Serial and Ethernet Connectivity to PLC, RTU, Data Loggers,Wireless SCADA applications and IP Cameras at Remote Sites.
USR-G781-A, American version
USR-G781-E, Europe version
USR-G781-AU, Australia version.

● Supports 2 10/100Base-T(X) self-adaptive Ethernet interface and 1RS485 port
● Hardware watchdog ,rugged metal casing and wall mounting
● 2 RJ45 port, one can be WAN or LAN port and another one can be LAN port
● Support VPN(PPTP) client
● Support static routing

Industrial 4G LTE Modem, Serial to Cellular Modem

Industrial Cellular Modem USR-G781 is an industrial cellular modem router, which provides a serial to cellular networking solution. Provide serial and Ethernet Connectivity to PLC, RTU, Data Loggers,Wireless SCADA applications and IP cameras at remote sites.
List of LTE networks: https://en.wikipedia.org/wiki/List_of_LTE_networks

 
Model
Carrier/Region
2G/3G/4G Bands
-E Version
Europe/International
(EMEA, Korea Thailand,India)
(HongKong)
FDD:B1/2/3/5/7/8/20 
TDD:B38/40/41 
HSPA/UMTS: B1/2/5/8
GSM/EDGE: B2/3/5/8
-E Version
Southeast Asia
FDD:B1/2/3/5/7/8/20 
TDD:B38/40/41 
HSPA/UMTS: B1/2/5/8
GSM/EDGE: B2/3/5/8
-AU Version
Australia
Taiwan
New Zeland
Latin America
FDD:B1/2/3/5/7/8/28
TDD:B38/40/41 
HSPA/UMTS: B1/2/5/8
GSM/EDGE: B2/3/5/8
-A Version
AT&T,T-Mobile/North America
FDD:B2/4/12
WCDM:B2/4/5
 

Features of Industrial Cellular Modems-USR-G781

Support American version, European version and Austrian version.

2 RJ45 port, one can be WAN or LAN port and another one can be LAN port.

Support VPN(PPTP) client.

Support static routing.

Support Firewall and QoS.

Support DDNS.

Support NTP to check the time.

Support TCP/UDP client mode and server mode.

Support identity packet and heartbeat packet.

Support Serial to https format.

Support upgrading firmware via FTP.

Integrated Hardware and software watchdog timer.

 

Application of Industrial Modems/Cellular Modem Routers

Application of Industrial 4G LTE Modem, Serial to Cellular Modem

Networking of Industrial 4G LTE Modem USR-G781,

Industrial 4G LTE Modem: Serial:RS232(d-Sub9) or RS485(phoenix terminal)

 

Images of industrial cellular modem USR-G781

781(1)_02.jpg

Parameter Item Index
SIM card and antenna SIM/USIM card Six pin SIM card interface, 3V/1.8V SIM card
Antenna SMA interface, 5 dBi 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. -35°C-75°C
Storage Temp. -40°C-125°C
Working humidity 10%~90%
Storage humidity 5%~90%
Software Parameters Work Mode Transparent Mode, httpsD Client Mode
Setting Command AT+ Command Structure
Network protocol TCP/UDPDNS/https/FTP
Max TCP connections 4
User Configuration Method Setting Software, AT command and Web Server configuration
Software Functions VPN Support PPTP
Static routing management Support 
Firewall Support
Network diagnosis Support
Remote Management Support
Transparent Transmission Support TCP Server/TCP Client/UDP Server/UDP Client
https Protocol
Transmission
Support
Heartbeat Packet Support
Identity Packet Support IMEI/ICCID/self-defined identity packet
Baud Rate Synchronization Support
USR Cloud Support

 

Application to Electric Fire Monitor System

Application to Electric Fire Monitor SystemMay 18,2020

The cellular modem can be used in electrical fire monitoring system. In this application, we will introduce how to use industrial modem USR-G781 and industrial modem USR-DR504 in the electrical fire monitoring system.

Wind Turbine Generating Set Remote and Intelligent Management

Wind Turbine Generating Set Remote and Intelligent ManagementMay 18,2020

The remote IOT monitoring system of the USRIOT generator sets consists of cellular modem, cloud platform and application system. The collected data is updated to the cloud platform to do storage, disposal and analysis through modem.

Environmental Monitoring

Environmental MonitoringJul 03,2020

USR IOT uses wireless communication technology, which can not only allow front-end system to collect the deployment and optimization information, but also construct a new online atmospheric monitoring system to detect air quality in real time and grasp exceeding situation dynamically.

Application in Agricultural Water Saving Irrigation

Application in Agricultural Water Saving IrrigationJul 03,2020

The agricultural water-saving irrigation system adopts the principle of adoption to local conditions, which is to monitor and manage farm irrigation according to different regions and crop demands with the technologies of sensor, 4G and big data processing. This can provide quantitative water that the crops require in order to achieve water-saving irrigation.

Application to Intelligent IT Room Monitoring System

Application to Intelligent IT Room Monitoring SystemJul 03,2020

USR IOT has launched intelligent IT room monitoring system. Different sensors can get access to the USR-G781 through serial ports or RJ45 and connect to data center through internal and external networks.

Remote Water Pump Monitoring System based on USR IOT 4G Cellullar Routers

Remote Water Pump Monitoring System based on USR IOT 4G Cellullar RoutersJul 15,2020

Combined with internet technology, USR IOT launched remote water pump monitoring system, which can achieve remote online control of the water pumps.

Elevator Safety Monitoring

Elevator Safety Monitoring Jul 15,2020

It is urgent to track and understand the operating status of elevators in real time to minimize the occurrence of accidents. To this end, USR IOT provides a series of hardware networking equipment to help elevator manufacturers realize the transmission of status data.

  • Application to Electric Fire Monitor System
    The cellular modem can be used in electrical fire monitoring system. In this application, we will introduce how to use industrial modem USR-G781 and industrial modem USR-DR504 in the electrical fire monitoring system.
  • Wind Turbine Generating Set Remote and Intelligent Management
    The remote IOT monitoring system of the USRIOT generator sets consists of cellular modem, cloud platform and application system. The collected data is updated to the cloud platform to do storage, disposal and analysis through modem.
  • Environmental Monitoring
    USR IOT uses wireless communication technology, which can not only allow front-end system to collect the deployment and optimization information, but also construct a new online atmospheric monitoring system to detect air quality in real time and grasp exceeding situation dynamically.
  • Application in Agricultural Water Saving Irrigation
    The agricultural water-saving irrigation system adopts the principle of adoption to local conditions, which is to monitor and manage farm irrigation according to different regions and crop demands with the technologies of sensor, 4G and big data processing. This can provide quantitative water that the crops require in order to achieve water-saving irrigation.
  • Application to Intelligent IT Room Monitoring System
    USR IOT has launched intelligent IT room monitoring system. Different sensors can get access to the USR-G781 through serial ports or RJ45 and connect to data center through internal and external networks.
  • Remote Water Pump Monitoring System based on USR IOT 4G Cellullar Routers
    Combined with internet technology, USR IOT launched remote water pump monitoring system, which can achieve remote online control of the water pumps.
  • Elevator Safety Monitoring
    It is urgent to track and understand the operating status of elevators in real time to minimize the occurrence of accidents. To this end, USR IOT provides a series of hardware networking equipment to help elevator manufacturers realize the transmission of status data.

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