Ebyte E34-DTU(2G4D20) 2km DTU full duplex wirelesRS232 RS485 transmitter receiver unit 2.4GHz industrial modem dtu

E34-DTU(2G4D20) RS232/RS485 interface full-duplex long transmitting distance & high data rate, transmitting and receiving at the same time. [Frequency]：2.4~2.505GHz [Power]：20dBm [Distance]：2.0km [Interface]：RS232/RS485 [Weight]：127±5g [Introduction]：High-speed DTU E34-DTU-2G4D20 with RS232/RS485 interface,8V~28V, operating at 2.4~2.518GHz features full-duplex, unlimited package length, concentrated power density, long transmitting distance & high data rate, transmitting and receiving at the same time. It supports data encryption & compression. File transfer is available. RF Parameter Value Remark Working frequency 2400~2505 MHz Default: 2.4GHz Transmitting power 20 dBm About 100mW Receiving sensitivity -102 dBm Air data rate: 250kbps Air data rate - Self-adapted baud rate Test distance 2000 meter In open and clear air, with maximum power, 5dBi antenna gain, height of 2m,air data rate: 250kbps Hardware Parameter Value Remark Size 82 * 62 * 25 mm Antenna type SMA-K Communication interface RS232 / RS485 Baud rate: 1200~115200, default: 9600 Package DB-9 / Screwing Standard DB9 Hole/3.81 connecting terminal Buffer 1024 bytes buffer Automatically sub-packaging with 29 bytes per package Electronic parameter Min. Typ. Max. Unit Condition Power supply 10 12 28 V Transmitting current 130 145 159 mA 20dBm（100mW） stand-by current 45 50 55 mA Operating temperature -40 20 +85 ℃ Operating humidity 10 60 90 % Storage temperature -40 20 +125 ℃