Modbus Registers (Software Version 1.3.13) - Siemens QSA2700D Basic Documentation

4.3 Modbus registers (Software version 1.3.13)

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