Dragino LoRaWAN LiDAR ToF, Руководство пользователя

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LLDS12 LoRaWAN LiDAR ToF Distance Sensor User Manual 30
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7. FAQ
7.1 How to change the LoRa Frequency Bands/Region
You can follow the instructions for how to upgrade image .
When downloading the images, choose the required image file for download.
8. Trouble Shooting
8.1 A T Commands input doesn’t work
In the case if user can see the console output but can
’ t type input to the device. Please check
if you already include the ENTER while sending out the command. Some serial tool doesn ’ t
send ENTER while press the send key, user need to add ENTER in their string.
8.2 Significant error between the output distant value of LiDAR and
actual distance
Cause
①：
Due to the physical principles of The LiDAR probe, the above phenomenon is
likely to occur if the detection object is the material with high reflectivity (such as mirror,
smooth floor tile, etc.) or transparent substance (such as glass and water, etc.)
Troubleshooting: Please avoid use of this product under such circumstance in practice.
Cause
②
: The IR-pass filters are blocked.
Troubleshooting: please use dry dust-free cloth to gently remove the foreign matter
9. Order Info
Part Number: LLDS12-XX
XX : The default frequency band
●
AS923 : LoRaWAN AS923 band
●
AU915 : LoRaWAN AU915 band
●
EU433 : LoRaWAN EU433 band
●
EU868 : LoRaWAN EU868 band
●
KR920 : LoRaWAN KR920 band
●
US915 : LoRaWAN US915 band
●
IN865 : LoRaWAN IN865 band
●
CN470 : LoRaWAN CN470 band