OY1211 LoRaWAN CO2 meter, User manual, Version 1.1
9
6.2
Sensor states and state check
The sensor has five states: Booting, Initial, Joining, Configure and Operational state.
Figure 1 Device states
When the unit is initially powered, it flashes 2 times with the LED, after a few seconds the
unit enters initial state automatically. This is indicated by flashing 6 times.
To check the device state, press the button and hold it pressed until the red LED starts
flashing after 0.5s.
State
Description
LED response
Initial
Low power state during transport. Radio not active.
1 short flash (0.5 sec)
Joining
Trying to join a LoRaWAN network. The device
will remain in this state until successfully joined a
LoRaWAN network
2 short flash (0.5 sec)
Configure
Enables quick over-the-air configuration, by polling
server after configuration commands during 2
minutes. This is done by sending uplink status
command (0x20).
1 long flash (2 sec)
Operational
Joined to a LoRaWAN network, measures
temperature and humidity periodically, and sends
measurement reports toward a LoRAWAN network.
1 long flash (2 sec)