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12. Connection diagram in test and practical application
13. E90-DTU
Model No.
Interface
Frequenc
y Hz
TX
Power
dBm
Distance
km
Features
RS232
RS485
230M
22
5
Low frequency LoRa
,
ultra strong diffraction
ability for complex environment
RS232
RS485
230M
30
10
Low frequency LoRa
,
ultra strong diffraction
ability for complex environment
RS232
RS485
433\470
M
22
5
LoRa,wireless configuration
,
networking
transmission, long distance, anti-inference
RS232
RS485
433\470
M
30
10
LoRa, wireless configuration
,
networking
transmission
,
long distance, anti-inference
RS232
RS485
868\915
M
22
5
LoRa, wireless configuration
,
networking
transmission
,
long distance, anti-inference
RS232
RS485
868\915
M
30
10
LoRa, wireless configuration
,
networking
transmission
,
long distance, anti-inference
RS232
RS485
170M
30
8
LoRa
,
strong diffraction ability
RS232
RS485
433M
30
8
LoRa
,
long distance, anti-inference
RS232
RS485
433M
37
20
LoRa
,
20km ultra long distance, anti-inference
Summary of Contents for 400SL37
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