General Specification Parameters; Frequency Range And Number Of Channels - Ebyte E90-DTU Manual

Chengdu Ebyte Electronic Technology Co.,Ltd.
E90-DTU(230SL42)
E90-DTU(400SL42) 433.125M
 Note: Sunny weather, open environment without obstruction, 12V/4A power supply, 6dBi fiberglass antenna,
antenna height 2 meters from the ground, use factory default parameters.

5.2 General Specification Parameters

Sserial
Name
Number
1 Product Size
2 Product weight
operating
3
temperature
Antenna
4
Impedance
5 voltage range
communication
6
interface
7 baud rate
8 address code

5.3 Frequency range and number of channels

Model Specification
E90-DTU(230SL42)
E90-DTU(400SL42)

NOTE: When using multiple sets of digital transmission radios to communicate one-to-one at the same time
in the same area, it is recommended that each set of digital transmission radios be set up with a channel
interval of 2 MHz or more.
Copyright ©2012–2023， Chengdu Ebyte Electronic Technology Co.,Ltd.
230M 15
15
Specification
124*109.0*35.2mm
425g
-40℃～+85℃
50Ω
12±1V DC
RS232/RS485
Factory default 9600
Factory default 0
Default
Frequency range
frequency
Hz
230M
433.125M 410.125～493.125M
LoRa spread
spectrum
30
anti-interferenc
e
LoRa spread
spectrum
30
anti-interferenc
e
See mounting dimensions for details
Weight tolerance 5g
Meet the demands of industrial-grade use
Standard 50Ω characteristic impedance
Recommended to support instantaneous current 4A
Standard DB9 hole type/5.08 terminal block
Baud rate range 1200 to 115200
Total 65536 address codes can be set
Channel
spacing
Hz
225～236M 0.25M
E90-DTU(xxxSL42) User Manual
Suitable for long distances and
interference-prone environments
Suitable for long distances and
interference-prone environments
Instruction
Number of channels
Hz
45, half-duplex
1M 84, half-duplex
8