Bob Assistant - Reference Manual
2023-04-04 - Version 1.0
14
2.2.
Device Interaction
2.2.1.
Device Startup
2.2.1.1.
Turning BoB ASSISTANT ON
BoB ASSISTANT is OFF by default when delivered.
In order to start BoB ASSISTANT, you need to:
•
Place BoB ASSISTANT on the machine you want to monitor(see §
),
and make sure that the machine is running
. It is best to install BoB on a new
equipment, or a machine, which has just been reviewed by maintenance.
•
Turn the device ON by pushing on the button for more than 3 seconds, the LED will then get to
green , followed by 2 green blinks if hardware test is ok.
When the Led first turns green, you can release the button, the device is ON
2.2.1.2.
Startup and trouble shooting
2.2.1.2.1.
Startup
Once switched ON, BoB ASSISTANT starts its initialization mode. It will first verify if there is knowledge
data stored in flash memory, which needs to be restored. If there is knowledge data in flash, it will then
display the restore sequence LED: .
It then tries to reach the LoRaWAN
TM
Network using OTAA (Over The Air Activation) and ensures that the
perceived vibration level is sufficient (>0.01g). During this mode, the LED is continuously blue ( ).
The initialization mode lasts for around 90 seconds (depending on LoRaWAN
TM
Network coverage)
A the end of this initialization mode, if the device has reached the LoRaWAN
TM
Network, and the
perceived vibration level of the machine is sufficient (>0,01g), then the device will blink 5 times in green
, the LED will stay OFF and BoB ASSISTANT is ready to start its duty and enter the Learning
mode (see §
BoB ASSISTANT will then send a state message to warn that the device has started and everyting is OK
(see §
