Important Statement - Ebyte E90-DTU User Manual

Chengdu Ebyte Electronic Technology Co,;Ltd
5. Please do not use it in the working environment beyond the transceiver environ mental characteristics , such as
high temperature, humidity, low temperature, strong electromagnetic fields or dust larger environment.
6. Please do not continuously keep transceiver to transmit in full capacity, or the transmitter might be damaged.
7. Please connect the ground with the external ground of the power supply (such as PC, PLC, etc.) , otherwise it is
easy to burn out the communication interface; do not plug the interface with power supplying.
8. When testing, please connect the antenna or 50 Ω load, otherwise transceiver will be damaged easily ;the distance
from the antenna is better than 2 meters, so as to avoid harm, please do not touch the antenna when transmitting.
9. Wireless data transceiver has different communication distance in different environ ments , communication
distance is influenced by temperature, humid ity, obstacle density, obstacle volume and electro magnetic enviro nment; in
order to ensure stable communication, it is recommended to reserve at least 50 % of the communication distance.
10. When communication d istance is not perfect, it is reco mmended to imp rove the antenna quality and the
installation mode of the antenna. You can send mail to support@cdebyte.com for support.
11. When choosing power supply, it is reco mmended to keep at least 50% current left and the ripple must not exceed
100mV.

12.Important statement

1. CDEBYTE reserves the right of final interpretation and modification of all the contents of this manual.
2. As the hardware and software products continuously improving, this manual may subject to change without notice,
please refer to the latest version.
Chengdu Ebyte Electronic Technology Co,;Ltd
Copyright ©2012–2019，
E90-DTU (433C37) user manual
16