Integer Values
289
0120
hex
Water vapor mass
fraction
16-bit signed
integer
ppm
w
A.4.2 Configuration Registers
Table 38 Modbus Configuration Data Registers (Writable)
Address
(Decimal)
Address
(Hexadecim
al)
Register Description
Data
Format
Unit / Valid Range
General
1287
0506
hex
Extra heat on/off. Enables
heating of humidity sensor
when close to saturation.
Measurement is disabled
for the duration of heating
and cooling.
16-bit
boolean
0 = off (default)
1 = on
1289
0508
hex
Probe heating on/off.
Available on HMP7 model
only.
When on, relative humidity
measurement is disabled
unless temperature is
written to register 0302
hex
from an external source.
16-bit
boolean
0 = off (default)
1 = on
2561
0A00
hex
User information
Text
Text string of 24 bytes in
UTF-8 encoding
Compensation Setpoints
769
0300
hex
Pressure compensation
setpoint
32-bit float
Unit: hPA
Default: 1013.25 hPa
HMP4, HMP5, HMP7, HMP8, TMP1 User Guide
M212022EN-A
50
Summary of Contents for HUMICAP HMP4
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