Vaisala HUMICAP HMM170 - Page 41

Purge
1284 0503
hex
Startup purge on/o 16-bit boolean 0 = O
1 = On
Filtering
795 031A
hex
Measurement filtering factor 32-bit float Range: 0.000 ... 1.000
1.000 = Reading shows
100 % of the most
recent measured value
(no filtering, default).
0.01 ... 0.99 = Reading
shows 1 ... 99 % of the
most recent measured
value and part of the
previous reading
(filtering is applied).
For example, "0.9"
means that the filtered
measurement reading
= 90 % of the most
recent measured value
+ 10 % of the previous
reading.
031B
hex
1282 0501
hex
Enable or disable
measurement filtering using
the user-defined filtering
factor (register 031A
hex
)
16-bit boolean 0 = O
1 = On
Communication
1537 0600
hex
Modbus address 16-bit integer 1 ... 247
Default: 240
1538 0601
hex
Bit rate enum 0 = 300
1 = 600
2 = 1200
3 = 2400
4 = 4800
5 = 9600
6 = 19200
7 = 38400
8 = 57600
9 = 115200
Appendix A – Modbus reference
39