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 (433C37)
★ 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 (433C37)
★
Note: In the same area when mu ltip le data transceivers are commun icating one to one 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
433M 5
Model
Size（H*W*D）
Weight
Temperature
Antenna impedance
Supply voltage
Baud rate
Address
Default frequency
Hz
433M
Distance
Specifications
km
Continuous
10 transmission,
support M odbus
Specification
124 * 105 * 25 mm
240g
-40℃～85℃
50 Ω
+10 ~ +28V DC
RS232/RS485
Default 9600
Default 0
Frequency range
Hz
425~450.5M
E90-DTU (433C37) user manual
Application
Suitable for large data volume
applications, support M odbus
Description
See more at 3.2 Dimension
Tolerance: 9g
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
256，half duplex
100K
9