GPRS transmit module is a movement based on the 2.5G GPRS network platform, embedded TCP / UDP protocol and powerful single-chip end data transmission system. Industrial use of communication modules, supporting center software, to achieve long-range GPRS data features real-time information.
First, module chart
Second, product feature
■ easy to use, flexible and reliable;
■ support for the dual-band GSM / GPRS;
■ always-on data terminals;
■ multi-data center;
■ peer-to-peer support, peer-to-peer point-to-multipoint data transmission;
■ SMS back-up data access;
■ support for the RS-232 standard serial port;
■ transparent data transmission and protocol conversion;
■ excellent low-temperature and high temperature performance;
Third, technical parameters
8-bit processing and storage of high-performance low-power processor, 128K × 8 SRAM, 256K × 8 FLASH
Available frequency 900MHZ, 1800MHZ, 1900MHZ
Supply voltage: DC 5V/500mA, when the average current communications 250mA, idle "65mA
Cloudy 50Ω/SMA antenna impedance in the first
Receiver sensitivity-104dbm
SIM card 3V/5V, automatic detection
User data interface RS232 (DB9), baud rate: 1200 ~ 57600bits / s
Size appearance 92.7x61.3x23mm
Weight 300g
Working environment module operating temperature: -30 ° C ~ 60 ° C, humidity range :0-95%
Fourth, applications
• Wireless LED electronic display.
• long-range wireless data collection, transmission (water, electricity, gas or wireless remote monitoring and automatic meter reading, wireless POS, etc.).
• Monitoring and Control System (traffic control, the environment (security) control, weather monitoring, oil / gas pipelines, oil / gas / Monitoring Desk, etc.).
Five or GPRS wireless data-transmission module with LED display control panel connections
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