[Transmitting power]:20dBm
[Communication distance]:5km
[Product size]:80*28*28.5mm
[Introduction]:EWD95M-400GL20 (485) is a wireless data transmission radio based on Ebyte E290-T series serial port module (UART). It adopts ChirpIoT™ spread spectrum technology, has multiple transmission modes, works in the 410.125~493.125MHz frequency band (default 433.125MHz), provides transparent RS485/RS232 interface, adopts plastic shell, guide rail installation structure, and supports 8~28V (DC) wide voltage input. The data transmission radio adopts a new generation of ChirpIoT™ spread spectrum technology, supports half-duplex wireless communication, has high anti-interference and high sensitivity; supports air wake-up, wireless configuration, automatic relay, communication key, AT command, IAP upgrade and other functions, and supports sub-packet length setting.
Serial number | project | Specification | illustrate |
1 | Product size | 80*28*27 mm | See installation dimensions for details |
2 | Product Weight | 32 g | Weight tolerance 2g |
3 | Operating temperature | -40℃~+85℃ | Industrial Grade |
4 | Voltage range | 5~28V(DC) | The DC version is recommended to use 12V or 24V |
5 | Communication interface | RS485/RS232 | RS485 or RS232, choose one , please refer to the product label |
6 | Baud rate | Factory default 9600 | Baud rate range: 1200~115200 |
7 | Address code | Factory default 0 | A total of 65536 address codes can be set |
Model Specifications | Operating frequency | Transmit power | Reference distance | Air speed | Technical characteristics |
Hz | dBm | km | bps | ||
EWD95M-400SL22(485) | 410.125~493.125M | 22 | 5 | 2.4k~62.5k | New generation LoRa spread spectrum technology |
EWD95M-400SL22(232) | |||||
EWD95M-433GF20(485) | 410~450M | 20 | 3.5 | 2.4~500k | GFSK modulation technology |
EWD95M-433GF20(232) | |||||
EWD95M-433N20(485) | 425~450.5M | 20 | 2.5 | 1~25k | Wireless narrowband technology |
EWD95M-433N20(232) | |||||
EWD95M-400GL20(485) | 410.125~493.125M | 20 | 5 | 2.4 ~ 62.5k | ChirpIoT Spread Spectrum Technology |
EWD95M-400GL20(232) | |||||
EWD95M-433C20(485) | 410~441M | 20 | 6 | 0.5 ~ 470k | High-speed continuous transmission technology |
EWD95M-433C20(232) | |||||
EWD95M-2G4H20(485) | 2.4~2.518G | 20 | 2.5 | 250k~2M | Automatic frequency hopping technology |
EWD95M-2G4H20(232) | |||||
EWD95M-2G4H27(485) | 2.4~2.518G | 27 | 5 | 250k~2M | Automatic frequency hopping technology |
EWD95M-2G4H27(232) | |||||
EWD95M-400LN22 (485) | 410~510M | 22 | 5.6 | / | LORAWAN Protocol |
EWD95M-400LN22 (232) | |||||
EWD95M-900LN22 (485) | 850-930M | 22 | 5.6 | / | LORAWAN Protocol |
EWD95M-900LN22 (232) |