USR IOT USR-DR502-E, Руководство пользователя

Страница: 3 / 32

USR-DR502-E User Manual Technical Support:
h.usriot.com
Jinan USR IOT Technology Limited www.pusr.com
3
1. Introduction
1.1. Overview
USR-DR502-E is a LTE CAT 1 communication 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. In addition, it is simple
to configure, has high reliability and built-in hardware watchdog, supports FOTA upgrading.
USR-DR502-E supplies a wide voltage range power through terminal interface, RS485 standard interface,
meets the needs of different application scenarios.
1.2. Features

Equipped with CAT-1 network, 10Mbps download rate, 5Mbps upload rate, meeting 80% of the data
transmission application scenarios

Low latency in milliseconds

Multiple modes, supports LTE CAT 1 and GPRS

Wide coverage, high stability based on existing 4G network

Supports TCP/UDP, HTTPD and SMS transparent transmission

Each socket supports buffering 20 packets of serial port data, each packet is up to 4K

Supports parameter configuration via network, serial and SMS AT command

Supports base station geolocation and NTP function

Support 9~36V wide voltage supply

Multiple indicator lights, convenient and accurate to check the device status

Industrial grade, hardware watchdog, high reliability