Chengdu Ebyte Electronic Technology Co.,Ltd.
E32-DTU (433L20) user manual
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Chengdu Ebyte Electronic Technology Co,;Ltd
10
5.3.
Frequency range and channels
Model
Default frequency
Frequency range
Channel spacing
Channels
MHz
MHz
MHz
E32-DTU
(433L20)
433
410~441
1
32
，
half duplex
★
Note: In the same area when multiple data transceivers are communicating 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.
5.4.
Transmit power level
Model
10mW
25mW
50mW
100mW
E32-DTU (433L20)
√
√
√
√
★
Note: The lower the transmit power, the closer the transmission distance, but the working current won’t be declined in
exact proportion ,it is recommended to use the maximum transmit power.
5.5.
Air data rate
Model
Default air data
rate
Levels
Air data rate(bps)
bps
bps
E32-DTU (433L20)
2.4
6
0.3、1.2、2.4、4.8、9.6、19.2
★
Note: The higher the air data rate, the faster the transmission rate, the transmission distance is also closer; when the
rate meets the requirements, the lower air data rate, the better quality.
5.6.
Current parameters
Model
Transmitting current mA
Standby current mA
12V
24V
12V
24V
E32-DTU (433L20)
134
81
28
28
Summary of Contents for 433L20
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