Cellular Modem USR-G771
Backorder (Delivery in 2-4 Weeks)
LTE CAT 1 Serial Cellular Modem
₹3,186.00 – ₹4,661.00
Cellular Modem USR-G771-E Introduction of LTE CAT 1 cellular modem
Cellular Modem USR-G771-E is an LTE CAT 1 cellular modem, which supports LTE and GSM, covers the mainstream frequency bands of European operators. It has perfect software function, supports TCP/UDP transparent transmission, SMS transmission, HTTPD Client mode, and AT command configuration. Also, it is simple to configure, has high reliability and built-in hardware watchdog, supports FOTA upgrading.
USR-G771-E has wide-voltage power supply terminals and DC interfaces, standard RS232 and RS485 interfaces meets the needs of different application scenarios.
Features of Cellular Modem USR-G771-E
- 9-36V wide power supply range.
- LTE Cat 1 & GSM with sim card.
- Transparent transmission and AT command mode.
- HTTP,MQTT,SMS.
- SMS, NET, Serial AT command configuration.
- FTP Upgrade and FOTA self upgrade.
- Socket Distribution Protocol
Basic Function
USR-G771 quickly delivers the bi-directional transparent transmission of data at serial ports and networks.
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Network Mode
- Support European mainstream LTE frequency bands.
- Provide wide coverage and high stability based on existing 4G operator networks.
- Provide network access through a general 4G network adapter.
- Support the GPRS network, and ensure the availability of communication.
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Transparent Transmission mode
- The serial device is connected with the network server through G771 to deliver bi-directional transparent transmission of data.
- The product supports 4 socket links, and keeps these 4 links independent of each other.
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Registration Package plus Heartbeat Package
- A registration package is sent to a server to identify the device, and a heartbeat packet is sent to a server to judge the active state of the device.
- A heartbeat packet is sent to a serial terminal to actively collect data.
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Parameter Configuration
- Support the parameter configuration of serial, network and SMT AT commands, and provide the configuration tool for the PC.
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Remote FOTA Upgrade.
- With the remote management platform, it can realize the automatic firmware upgrade. Have a small upgrade package of differential algorithm, and this can save upgrade traffic and time
Application
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Agricultural IOT Environmental Monitoring
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Transmission of Charging Pile Data Through Internet
| Models | USR-G771-E | |
| LTE Category | LTE Cat.1 | |
| Frequency Bands | LTE FDD | B1/B3/B7/B8/B20/B28 |
| GSM/GPRS/EDGE | 900/1800MHz | |
| Transmission Speed | LTE FDD Rel.13 | 10MbpsDL/5Mbps UL |
| GPRS | 85.6KbpsDL/85.6Kbps UL | |
| TX Power | FDD:B1/3/7/8/20/28 | 23dBm±2dB |
| GSM:900MHz | 33dBm±2dB | |
| GSM:1800MHz | 30dBm±2dB | |
| Rx Sensitivity | GSM:900MHz | -109.5dBm |
| GSM:1800MHz | -108dBm | |
| FDD:B1/3/20 | -98dBm | |
| FDD:B7 | -97.5dBm | |
| FDD:B8/B28 | -98.5dBm | |
| Serial Parameters | NO. | RS485(Terminal)*1 RS232(DB9)*1 |
| Data Bits | 8 | |
| Stop Bits | 1,2 | |
| Parity Bits | NONE,ODD,EVEN | |
| Baud Rate | 1200～230400 | |
| Physical Interfaces | SIM/USIMÂ card | 1.8V/3V(with slot) |
| Antenna | SMAÂ Female | |
| USB | USB 2.0 | |
| Indicators | POWER,WORK,NET,LINK | |
| Reload | Button | |
| Reset | / | |
| Hardware Characteristics | Input Voltage | 9V～36V |
| Connector | DCÂ 5.0 Jack/Terminal | |
| Housing material | Metal | |
| Dimensions(mm) | 82.6×86×25(L*W*H) | |
| Operating temperature | -30℃～+75℃ | |
| Storage Temperature | -40℃～85℃ | |
| Operating humidity | 5%～95% | |
| Storage humidity | 5%～95% | |
| Software | Protocol | TCP/UDP/IPV4/IPV6/ /DNS/HTTP/MQTT |
| RNDIS | Default Close | |
| Serial to network | 4 sockets, default A | |
| SMS | PDU/TEXT | |
| Command mode | 6Â Sockets | |
| Configuration | Serial, Net, SMS AT commands | |
| Cache | 20Â packets | |
| Packaging mechanism | Packaging time(ms) | 10~500,default50 |
| Packaging length(byte) | 5～65535,defalut1024 | |
| Others | Tool | USR-Cat1Configuration Utility |
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