JZX891 Micro Power Wireless Data Transmission Module-Global supplier

3rd Floor, Building B, Shangri La Creative Park, Pingshan 1st Road, Taoyuan Street, Nanshan District, Shenzhen

The JZX891 data transmission module is a highly integrated low-power half duplex wireless data transmission module, which uses "SI" high-performance RF chips and high-speed microcontrollers. The module provides 8 channels, adopts national measurement frequency points, and is equipped with professional setting software for users to make parameter changes. The module adopts a transparent transmission method, and users do not need to write setting and transmission programs to transmit data of any size. The module has a small size, wide voltage range, and is convenient to use.

Functional features:
*Working frequency 470-510MHz
*Transmission distance of 1500 meters (1200bps)
*Modulation method of GFSK
*Transparent transmission method
*Built in watchdog to ensure long-term reliable operation
*UART/TTL, RS232, RS485 interfaces
*Convenient and flexible software programming
*Large 512 byte data buffer
*Suitable for built-in installation

Application scope:
*Automatic meter reading and charging system for water, electricity, gas, and heating
*Intelligent wireless PDA terminal
*Wireless queuing device
*Anti theft alarm
*Smart card
*Medical and electronic instrument automation control
*Intelligent teaching equipment
*Intelligent control of household appliances and lighting
*Wireless suspended scale, electronic scale with wireless transmission

Product Technical Specifications：
Adopting GFSK modulation method, the line of sight reliable transmission distance can reach 1000m;
Carrier frequency 490MHz, metering frequency band;
Provide 8 channels;
Interface/channel speed: 1200/2400/4800/9600/19200/38400bps;
◆ Interface mode: TTL, RS-232, RS-485 are selected by the user;
◆ Integrated transmission and reception, half duplex, automatic data transmission and reception conversion, just send/receive data to the interface;
◆ Can be used for various communication combinations such as point-to-point, point-to-point, multi-point, etc;
Transparent data transmission, capable of transmitting longer data frames;
Automatically filter out false data generated in the air, with good long-term reliability and extremely low failure rate;
Low power consumption and sleep function: power 200mw, receiving current<45mA, transmitting current<200mA, sleep current<10uA;
◆ Power supply: TTL/ RS232/RS485：DC +4.5V~+5.5V；
◆ Temperature:- 25℃~+85℃；
◆ Volume: 44mm × 27mm × 8mm (including antenna base); Weight: 15 grams;
◆ Interworking model: JZX891、JZX893；
◆ Standard antenna: SMA coarse whip or small suction cup antenna.