Technical Indicators; Model Specifications; Frequency Range And Channels - Ebyte E90-DTU User Manual

Chengdu Ebyte Electronic Technology Co,;Ltd
★ Note: The transceiver will be in poor co mmunicat ion when connected to multiple devices , it is reco mmended to be
connected to a single device, please try to use parallel 120Ω resistor between 485_A terminal and 485_B.

5. Technical indicators

5.1.

Model specifications

Model
E90-DTU (170L30)
★ Note: Test condition: in clear and open air without shelters, 12V / 2A power supply, 5d Bi gain sucker antenna over 2
meters height from the ground, with the factory default parameters.
NO.
1
2
3
4
5
6 Communication interface
7
8
5.2.

Frequency range and channels

Model
E90-DTU (170L30)
★
Note: In the same area when mu ltip le data transceivers are commun icating one to o ne at the same time, it is
recommended to set the channel spacing between each group of data transceivers at 2MHz or more.
Chengdu Ebyte Electronic Technology Co,;Ltd
Copyright ©2012–2019，
Transmit
Frequency
power
Hz W
170M 1
Model
Size（H*W*D）
Weight
Temperature
Antenna impedance
Supply voltage
Baud rate
Address
Default frequency
Hz
170M
Distance
Specifications
km
LoRa spread
8 spectrum
anti-interference
Specification
82 * 62 * 25 mm
130g
-40℃～85℃
50 Ω
+10 ~ +28V DC
RS232/RS485
Default 9600
Default 0
Frequency range
Hz
160~173.5M
E90-DTU (170L30) user manual
Application
It is suitable for the application
environment with small amount of data
and many obstacles
Description
See more at 3.2 Dimension
Tolerance: 4.5g
M eet industrial level
Standard 50 Ω characteristic impedance
It is recommended to use 12V or 24V
Standard DB9 hole / 3.81 terminal block
from 1200 to 115200 bps
65536 configurable addresses
Channel
spacing Channels
Hz
55，half duplex
250K
9