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USR-DR502 and USR-DR512 are both DTU of the DIN rail series LTE Cat 1 DTU, the products have the characteristics of high network coverage and low transmission latency, and support Cat 1 network access of the three major operators RS485 standard terminal interface, rail design, suitable for various industrial sites, more convenient installation.
Parameters | Description | ||
| Product model | USR-DR502 | USR-DR512 |
Basic parameters | Network standard | Supports China Mobile, China Unicom, and China Telecom LTE Cat-1 | |
Power supply | DC 9V~36V, recommended value 12V/1A | AC 120~240V | |
Operating current | Avg. 26mA (12V) | Avg. 10mA (220V) | |
Status indicator | PWR, WORK, LINKA, LINKB, NET, TX, RX, signal indicator | ||
SIM/USIM card | Card 1: 3V/1.8V SIM card slot, Micro SIM Card 2: Built-in telecom patch eSIM card, 8 years of traffic will be sent out of the factory, 100M/month | ||
USB interface | Slave, MicroUSB port, USB 2.0 High speed | ||
UART interface | RS485, 3PIN terminal interface, baud rate 1200~230400(bps) | ||
Antenna interface | SMA outer screw inner hole | ||
Dimensions | Dimensions (mm) | 28×64.7×109.7（L*W*H） | |
Weight (g) | <110g | ||
Installation: | Standard DIN 35mm rails | ||
Environmental scope | Operating temperature | -25℃~ +75℃ | |
Storage temperature | -40℃~ +90℃ | ||
Operating humidity | 5%~95%RH (no condensation) | ||
Technical Specifications | TDD-LTE | 3GPP Release 13 CAT1 is 7.5 Mbps downlink and 1 Mbps uplink | |
FDD-LTE | 3GPP Release 13 CAT1 is 10 Mbps downlink and 5 Mbps uplink | ||
Frequency bands | TDD-LTE | Band34/38/39/40/41 | |
FDD-LTE | Band 1/3/5/8 | ||
Software Features | Working mode | Transparent transmission mode, HTTPD mode, SMS transparent transmission mode, and MQTT mode | |
Set up the directive | AT+ command structure | ||
Network protocols | TCP/UDP/DNS/FTP/HTTP/MQTT | ||
SSl/TLS encryption | HTTPS/MQTTS encryption is supported, and two-way certificate verification is optional | ||
Number of sockets | 4-way, and 4-channel socket backup is also supported | ||
User configuration | Serial AT command, network AT command, SMS AT command | ||
Featured Functions: | Heartbeat packets | Support custom heartbeat packets/SN heartbeat packets/ICCID heartbeat packets/IMEI heartbeat packets/LBS | |
Enrollment package mechanism | Custom registration packages, SN registration packages, ICCID registration packages, and IMEI registration packages are supported | ||
Other features | Socket distribution, FTP other upgrades, FOTA upgrades, base station positioning, NTP timing functions | ||
admin - September 12, 2018
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