Vaisala HPP272 - Status Registers

Address
(Decimal)
Address
(Hexadecimal)
Register Description Data
Format
Unit / Valid Range
779 030A
hex
Measurement filtering
factor (does not aect
temperature, water, or RH
measurement)
32-bit float Range: 0.01 ... 1
1 = Filter is disabled
< 1 = Reading is a
combination of latest
measurement and the
earlier reading. The value
of the register defines the
portion of the latest
measurement, for
example, 0.9 means the
reading consists 90 % of
the latest measurement
and 10 % of the earlier
reading.
781 030C
hex
Low H
2
O
2
clipping limit 32-bit float ppm
Any numerical value
(default: 0)
1283 0502
hex
Purge status / manual
start
16-bit
function
status
When reading from
register:
1 ... 100 = Purge is in
progress (progress
shown as 1 ... 100%)
0 = Previous purge
completed successfully,
purge is not in progress
... -1 = Previous purge has
failed
When writing to register:
1 = Start purge
1285 0504
hex
Pressure compensation
on/o
16-bit
boolean
1 = On
0 = O
HPP272 User Guide M211972EN-B
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