EWM226-900H30S Module de communication sans fil LoRa à saut de fréquence basé sur la technologie de modulation à étalement de spectre LoRa, module LoRa pour tondeuse à gazon
[Fréquence de fonctionnement]：868 MHz/915 MHz
[Puissance d’émission]：30 dBm
[Portée]： 5 km
[Dimensions]： 21 * 25 mm
[Poids]： 3 ± 0,1 g
[Introduction]：Le module EWM226-900H30S est un module de transmission de données sans fil LoRa à saut de fréquence, conçu pour les tondeuses à gazon. Il offre une puissance d'émission maximale de 30 dBm, plusieurs modes de transmission, fonctionne dans la bande de fréquence 868/915 MHz et dispose d'une sortie de niveau TTL. Il est adapté à des applications telles que les tondeuses à gazon et les systèmes de topographie.
Magasin officiel| Parameter | describe |
| Modulation method | LoRa |
| Interface method | 1.27mm stamp perforation |
| Communication interface | UART |
| Launch length | 240 bytes, maximum capacity per packet. Packets exceeding this limit will be automatically split into smaller packets. This capacity can be adjusted via a host computer or command. For detailed instructions, please refer to Chapter 6 of the manual. |
| Packaging method | surface mount |
| Cache capacity | 1000Btye |
| weight | 3.0g±0.1g |
| Work environment | |
| Operating temperature | -40℃～+85℃, industrial grade standard |
| Operating humidity | 10～90%RH |
| Storage temperature | -40℃～+125℃ |
| RF parameters | |
| Transmit power | 30dBm = 1000mW, power adjustable in multiple levels. See Chapter 6 of the manual for detailed instructions. |
| Operating frequency band | 860MHz～930MHz, frequency band customization supported. See Chapter 6 of the manual for detailed instructions. |
| Receiving sensitivity | -134dBm, airspeed 2.4kbps@SF11 |
| air speed | 11–62.5 Kbps, multi-level adjustable air speed; detailed instructions can be found in Chapter 6 of the manual. |
| Blocking power | 10dBm |
| Electrical parameters | |
| Power supply voltage | Output power can be guaranteed with a voltage of 3.0～3.6V or ≥3.3V; exceeding 3.6V will permanently burn out the module. |
| Communication level | 3.0V |
| Emission current | ≈1000mA, instantaneous power consumption, @30dBm |
| Received current | ≈13mA |