Introduction

This is a RS232/RS485 to gprs dtu, used for data transparent transmission.USR-GPRS232-730 GPRS DTU (Data Transfer unit) is a wireless terminal equipment which can convert serial data to IP data or convert IP data to serial data through gprs network. 730 is based on USR-GM3.Clients can use this product to realize bidirectional transparent transmission from serial port to network through simple AT command.

Function features

Support RS232/RS485 interface, choose before purchase;
Support GSM850/900,DCS1800/1900
Support GSM/GPRS/EDGE and 2G/3G/4G card, but don't support 3G/4G network
Support TCP and UDP
Support Registration packet and Heartbeat packet data
Support Remote Configuration via SMS
Support multi work modes : SMS transmission mode,network transmission mode and HTTPD mode
Support basic instruction set and extension instruction set
Support hardware flow control RTS/CTS

Parameter

Working Voltage : DC 5~ 28V
Working Current : average:100 ~ 200mA,max:1200mA
Working Temperature : -40 ~ 85°C (industry)
Storage Temperature : -40 ~ 85°C
Storage Humidity : 5 ~ 95% RH
MAX transmit consumption : GSM900 class4 (2W), DCS1800 class1 (1W)
Working Frequency : 850/900/1800/1900MHz
Size : 80 x 84 x 25 mm
Network Protocol : TCP, UDP, DNS, Httpd client