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USR-G780 V2 is the main "Smart DTU" of manned Internet of Things, and its basic function is to realize two-way transparent transmission function through RS232/485 to 4G. It supports 4G full Netcom, industrial-grade design, and built-in hardware watchdog protection; It has the characteristics of high rate and low latency; It can realize edge collection, cloud collection, and cloud data transfer, and realize the systematic solution of software and hardware integration through manned cloud; Provide equipment monitoring, remote configuration, remote upgrade, and automatic positioning; Support TCP, UDP; Support registration package/heartbeat package; Support network transparent transmission, protocol transparent transmission (UDC), HTTPD and other working modes; Support FTP other upgrade and FOTA upgrade, which is convenient for customers to update equipment remotely.
Table 1 | project | index | |
Wireless parameters | Wireless standards | TDD-LTE FDD-LTE WCDMA TD-SCDMA GSM/GPRS/EDGE | |
Standard frequency bands | TDD-LTE | Band 38/39/40/41 | |
FDD-LTE | Band 1/3/8 | ||
WCDMA | Band 1/8 | ||
TD-SCDMA | Band34/39 | ||
GSM/GPRS/EDGE | Band3/8 | ||
Transmit power | TDD-LTE | +23dBm(Power class 3) | |
FDD-LTE | +23dBm(Power class 3) | ||
WCDMA | +23dBm(Power class 3) | ||
TD-SCDMA | +24dBm(Power class 2) | ||
GSM Band8 | +33dBm(Power class 4) | ||
GSM Band3 | +30dBm(Power class 1) | ||
Technical Specifications | TDD-LTE | 3GPP R9 CAT4 has 150 Mbps downlink and 50 Mbps uplink | |
FDD-LTE | 3GPP R9 CAT4 has 150 Mbps downlink and 50 Mbps uplink | ||
WCDMA | HSPA+ downlink rate 21 Mbps uplink rate 5.76 Mbps | ||
TD-SCDMA | 3GPP Release 9: 2.8 Mbps downlink and 2.2 Mbps uplink | ||
GSM/GPRS/EDGE | MAX: The downlink rate is 384 kbps and the uplink rate is 128 kbps | ||
Antenna options | SMA interface | ||
Hardware parameters | Data interface | RS232：1200bps - 460800bps | |
RS485：1200bps - 460800bps | |||
Operating voltage | DC 5V~36V | ||
Operating current | The average 72mA@12V maximum 106mA@12V | ||
Standby current | Average 65mA@12V | ||
Operating temperature | -25℃-75℃ | ||
Storage temperature | -40℃-125℃ | ||
Dimensions (mm) | 122.5*105*28(L*W*H) | ||
Software parameters | Working mode | Transparent transmission mode, cloud configuration mode, HTTPD mode, UDC mode | |
Set commands | AT+ command structure | ||
Network protocols | TCP/UDP/DNS/HTTP/FTP/MQTT | ||
Maximum number of TCP connections | 2 | ||
User configuration | Serial AT commands, network AT commands, SMS AT commands | ||
Customer application software | Support customer-specific application software | ||
Software Features | DNS domain name | In the tank | |
Simple transparent transmission method | TCPClient/TCP Server/UDP Client/UDP Server is supported | ||
Socket Distribution Protocol | Data can be sent to different sockets through protocols | ||
HTTP protocol transmission | In the tank | ||
MQTT protocol transmission | In the tank | ||
Heartbeat packets | In the tank | ||
Enrollment package mechanism | Custom registration package/ICCID registration package/IMEI registration package is supported | ||
Base station positioning | In the tank | ||
FTP he upgrades the protocol | In the tank | ||
admin - September 12, 2018
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