USR-DR502 and USR-DR512 are both DTU of the DIN rail series LTE Cat 1 DTU, which has the characteristics of high network coverage and low transmission latency, and supports Cat 1 network access of the three major operators. The product indicator is abundant, which is convenient for customers to identify the equipment status; The product has a built-in independent hardware watchdog, and supports FOTA remote upgrade to ensure the high reliability of the product. Wide voltage terminal power supply, 3PIN 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 | It supports HTTPS/MQTTS encryption and optional two-way certificate verification | ||
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 | ||
5.0
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Reviews
Q How to make a payment?
E****R 18/11/2024
A We accept various payment methods including bank transfers, credit cards, and PayPal. Please refer to our payment page during checkout for detailed instructions on how to complete your payment. If you have any questions or need assistance with payment, please contact our customer support team.
18/11/2024
Q How will the products be shipped?
T****k 16/08/2024
A We ship products through reliable courier services such as DHL, UPS, and FedEx. Shipping fees and delivery times may vary depending on the destination. You will receive a tracking number once your order has been dispatched, allowing you to track the status of your shipment. Please note that shipping times may vary based on location and availability.
16/08/2024
Q How is warranty provided?
L****Y 08/05/2024
A We offer a warranty on all of our products. The warranty period and conditions vary depending on the product category. For specific warranty information, please refer to the product page or your purchase agreement. If you encounter any issues with a product during the warranty period, please contact our customer service team with your proof of purchase, and we will guide you through the warranty claim process.
08/05/2024
★ ★ ★ ★ ★ 16/03/2025
The quality of this brand model is exceptional, with no defects found.This brand model offers excellent build quality and durability.The materials used in this brand model are of high quality, ensuring a long-lasting product.The quality of this brand model is top-notch, with no issues observed during use.
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