Wireless modem for serial data transmission 'GTR-920F'

Low cost and energy-saving! Introducing a small wireless device capable of communication over a distance of 1200m, with the ability to relay up to 2 stages.

The "GTR-920F" is a low-power data transmission wireless device operating in the 920MHz band. The child station can also serve as a relay station, enhancing reliability with multi-hop and redundant network configurations. Additionally, it operates on a 12V power supply with a low current consumption of 4 to 30mA, making it suitable for outdoor measurements using solar power and batteries. Its lightweight design, thanks to the resin waterproof case, and low power consumption allow for smaller solar panels and batteries, which is beneficial in areas where laying communication cables is difficult due to steep terrain. 【Features】 ■ Communication range of 1200m in line of sight, with up to 2 levels of relaying (parent → relay 1 → relay 2 → child) ■ Communication interface can be selected between RS-232C and RS-485 using built-in dip switches ■ Can be connected to PCs and various data loggers ■ Communication speed for RS-232C and RS-485 is fixed at 9600bps ■ Capable of sending and receiving long packets of text or binary data under 4095 bytes *For more details, please refer to the related links or feel free to contact us.

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