Supporting DTU RS232 RS485 to GPRS Conversion GSM DTU Modbus RTU Serial Wireless Transmitter and Receiver

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Product Description
USR-GPRS232-730 GSM GPRS Module 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.

Serial Port
RS-232 / RS-485
Port Type
RS-232: DB9 male port; RS-485: A/B/G;
Baud Rate
2400 bps ~921.6K bps
Data Bit
7/8
Stop Bit
1/2
Buffer
Receive & Send: 4K bytes;
Flow Control
CTS/RTS
Protect
RS-485: ESD/lightning protection/ 2KV electric static protection
Frequency Standards
GSM/GPRS
Frequency Band
850/900/1800/1900MHz
Network Buffer
Receive: 4K byte / Send: 4K byte
Sokets
2
Network Protocol
TCP/UDP/DNS/HTTP
Power Supply
DC 9-24 V (ESD/ Surge prevention)
Work Temp
-25~85C
Software
D2D/Setup/USR Cloud
Feature
Chip Solution
RDA8851, work temp at -25~85C
Power Supply
DC type 9V~24V
Serial Port
Supports RS232/RS485, can't be worked at one time
Work Mode
TCP Client/UDP client/ HTTPD Client
Basic Function
DNS/ Support Serial/SMS/AT Commands confirguration
Baud rate
2400~921.6K bps
Certification
CE/FCC/RoHs/WEEE
Our Company
Guangcheng Technology Limited has been focusing on Can-Bus network field for more than 4 years. We offer networking products such as CAN-Bus device server, Ethernet module/server, GPRSDTU, WIFI module and remote relay. We have professional R&D teams for hardware and software server. And we can provide OEM & ODM service for clients. Our company has rich experience in system, intelligence fire, agricultural network temperature and humidity acquisition, industrial control, attendance, entrance guard system and remote control.

Certifications
FAQ
1.How to make sure the quality?
A. Process Quality Control
B. Final Quality Control
C. Outgoing Quality Control
2. How to get the order?
First,Tell us the model and quantity of the products you want.
Second ,we will make a PI for you.
Third, After confirm everything,the payment will be arranged (Paypal, Western Union,T/T or Ali Trade Assurance for your money safety are welcomed)
Fourth, we will send you the goods within the promissory time.
3. What's the delivery time?
A. Sample within 2-5days;
B. Wholesales 4-7days according different quantities;
C. OEM 7-14 days after all info /confirm/ied.
D. ODM depends on the detail requirements.
4. Can you do the design for us ?
Yes, Just tell us your idea (logo,text., etc) and our professional R&D team will help to carry out your ideas into reality.
Your any requests would be much appreciated, so DO NOT hesitate to contact us