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Shenzhen Qianhai Lensen Technology Co., Ltd

Tel:86-755-66624792

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Phone:86-13826574847

Email:sales@lensen-tech.com

Address:Shenzhen, China

ProductNameLS-GPRS-DTU221

● GPRS Data Transmission, no distance limitation;
● Real-time online data transfer;
● Three-wire serial (A+, B-, GND) , ± 15KV ESD protection;
● Baud rate adjustable from 1200~115200bps;
● Build-in protocol, support TCP/UDP/IP/PPP network protocol;
● Embedded 32 bit ARM9-MCU with real-time operating system;
● “Plug and Play” solution can realize data transmission between com port and internet;
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Item

Specification

Working Voltage

normal mode: DC9V-32V , typical DC12V/1A

Power Consumption

Max:500mW, Standby:150mW , Average:180mW

GPRS Network

850/900/1800/1900 MHz; GPRS Class 210, CS1~S4

Protocol

TCP,UDP,PPP,

Theory bandwidth

171.2Kb/s;

actual bandwidth

20-30Kb/s;

SIMCARD

1.8V/3V

GSM Connector:

SMA antenna

Terminal Connector

3.5mm 12pin terminals

Receive Sensitivity

-102dBm

Working Temperature

Operation: -3580℃ Restricted Operation: -35-45℃

Storage temperature

-4590℃

Related Humidity

85%(20±5℃),non-condense

Air Pressure

86208Kpa

Audio

Reserved for future

Data Com Port

RS485 Baud Rate optional 1200~115200bps,transparent data transferring mode.

Configure Com Port

RS232 Baud Rate optional 1200~115200bps

GPIO

Reserved for future

Electronic Compatibility

Class 3 Radio electromagnetism test

Dimension

DTU(L x B xH): 75mm x 50mm x 16mm(5.3”x3.7”x1.4”),

Weight

DTU N.W.: 200g, Packaging: 690g

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