OY1210 LoRaWAN CO2 meter, User manual, Version 1.0
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commands to be sent. After approximately 2 minutes the device changes to
Operational
state. See chapter 6.5 for details of the Status report.
Port:
Port 1
Payload 0x01 20 00
0x01: Data type
0x20: Status command
0x00: Normal startup
The expected behavior is 0x01 20 00. If not contact support.
9.3
Periodic measurement reports
The sensors transmit periodic unsolicited measurement reports or adaptive reports due to
changes in CO2 level..
9.3.1
Periodic measurement report
The default configuration is that temperature, humidity and CO2 level are transmitted every
20
th
minute. The data is packed into minimal number of bytes to conserve energy and to
minimize interference.
Port:
Port 2
Payload: Measurement value (see
chap 9.3.2)
Size: 5 Bytes
9.3.2
Measurement value
The measurement value for each measurement
Byte 0: Temperature, bit 11
–
bit 4
Byte 1: Relative humidity, bit 11
–
bit4
Byte 2:
bit 7-4: Temperature, bit 3
–
bit 0
bit 3-0: Relative humidity, bit 3
–
bit 0
Byte 3-4: CO2 sent as an unsigned 16-bit integer
