Register
number
Address
Register description
Data format
Unit
17
0010
hex
Mixing ratio
32-bit float
g/kg
0011
hex
19
0012
hex
Wet-bulb temperature
32-bit float
°C
0013
hex
27
001A
hex
Enthalpy
32-bit float
kJ/kg
001B
hex
Integer values
257
0100
hex
Relative humidity
16-bit integer
%RH * 10
258
0101
hex
Temperature
16-bit integer
°C * 10
261
0104
hex
Dew/frost point temperature 16-bit integer
°C * 10
264
0107
hex
Absolute humidity
16-bit integer
g/m
3
* 10
265
0108
hex
Mixing ratio
16-bit integer
g/kg * 10
266
0109
hex
Wet-bulb temperature
16-bit integer
°C * 10
270
010D
hex
Enthalpy
16-bit integer
kJ/kg * 10
1)
Only temperature output is available in probe model HMP110T.
A.4.2 Configuration registers
Table 42 Modbus configuration data registers (writable)
Register number
Register address
Register
description
Data format
Unit / Valid range
Filtering
785
0310
hex
Measurement
filtering factor
32-bit float
0.001 (maximum
filtering) … 1.000
(no filtering)
0311
hex
Communication
1537
0600
hex
Modbus address
16-bit integer
1 … 247
1538
0601
hex
Bit rate
16-bit integer
5 = 9600
6 = 19200
7 = 38400
8 = 57600
HMP60 and HMP110 Series User Guide
M211060EN-J
88