Basic Documentation

Configurations
Modbus registers (Software
version 1.3.13)
4
A6V11160936_en--_c 17 | 40
Remarks:
● The register number is counted from 1.
● The precondition for valid displays of temperature (register 217) and r.h.
(register 218) is as below:
– Register 221 is enabled.
– Display value “PM2.5 & PM10 in μg/m
3
” is selected as display format.
– Register values are transmitted from the master.
● In the case of a multiple writing command from the master with invalid values,
the sensor rejects the command with an error notice. The register values
remain unchanged.
● Bus configuration command (768) is for on-event addressing only.
● Software version format: major version is 1 byte, minor version is 1 byte and
build version is 2 bytes, such as [2.01.33] = 0x02010021.