Configurations
Modbus registers (Software version 1.3.13)
4
A6V11160936_en--_c
15 | 40
Holding
Register
(16-bit)
No.
Name
Description
Default
R/W
764
Modbus address
1…247
1
R / W
765
Baud rate
1= 9600bps;
2 = 19200bps;
3 = 38400bps;
4 = 57600bps
2
R / W
766
Transmission format (start bit
– data bits – parity – stop bit)
0 = 1-8-E-1;
1 = 1-8-O-1;
2 = 1-8-N-1;
3 = 1-8-N-2
0
R / W
768
Bus configuration command
0 = Ready;
1 = Load;
2 = Discard
0
R / W
Remarks:
●
The register number is counted from 1.
●
Register number 768 (Bus configuration command) is for Climatix
TM
on-event
addressing configuration.
●
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.
4.3 Modbus registers (Software version 1.3.13)
The following Modbus registers are used in software version 1.3.13 and later.
Holding
Register
(16-bit) No.
Name
Description
Default
R/W
9
PM2.5 value
Range: 0…500
R
10
PM2.5 reliablility
0: No error;
1: Bad reliability or
not available
R
11
PM10 value
Range: 0…500
R
12
PM10 reliablility
0: No error;
1: Bad reliability or
not available
R
201
PM2.5 (
μ
g/m
3
): Min. value
in rolling 24hours
R
202
PM2.5 (
μ
g/m
3
): Average
value in rolling 24hours
R
203
PM2.5 (
μ
g/m
3
): Max. value
in rolling 24hours
R
204
Number of particles
PM0.3…PM0.5
In pcs for particle
size between
0.3…0.5 micron
R
205
Number of particles
PM0.5…PM1.0
In pcs for particle
size between
0.5…1.0 micron
R
