Ebyte E32-DTU

Chengdu Ebyte Electronic Technology Co,;Ltd E32-DTU (433NW20) user manual
Copyright ©2012–2019，Chengdu Ebyte Electronic Technology Co,;Ltd 9
4
485_A
RS-485 interface, interface A
The RS-485 interface A is connected to the device interface A
★ Note: The transceiver will be in poor communication when connected to multiple devices , it is recommended 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
Frequency
Transmit
power
Distance
Specifications
Application
Hz
W
km
E64-DTU
(433NW20)
433
0.1
1.5
One master,
multiple slave, star
networking
Low speed and high reliability wireless
upgrade
★ Note: Test condition: in clear and open air without shelters, 12V /2A power supply, 5dBi gain sucker antenna over 2
meters height from the ground, with the factory default parameters.
5.2. General specification parameters
NO.
Model
Specification
Description
1
Size（H*W*D）
82 * 62 * 25 mm
See more at 3.2 Dimension
2
Weight
131g
Tolerance: 4.5g
3
Temperature
-40℃～85℃
Meet industrial level
4
Antenna impedance
50 Ω
Standard 50 Ω characteristic impedance
5
Supply voltage
+10 ~ +28V DC
It is recommended to use 12V or 24V
6
Communication interface
RS232/RS485
Standard DB9 hole / 3.81 terminal block
7
Baud rate
Default 9600
from 1200 to 115200 bps
8
Address
Default 0
65536 configurable addresses