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ModBus-register W3 applies to software after 1.12
Holding
16 bit integer register
register
Modbus
Name
4x0001
Relay in Emergency
4x0002
Application transition
4x0003
Room number
4x0004
Valve exercise
4x0005
Motion Timer
4x0006
General warning time
4x0007
PI-overload warning time
4x0008
Set-point warning time
4x0009
Not used
4x0010
Not used
4x0011
Not used
4x0012
Not used
4x0013
Not used
4x0014
System type
4x0015
Number of Room units
4x0016
Window switch
4x0017
Occupancy switch
4x0018
Actuator Type Cool
4x0019
Actuator Type Heat
4x0020
Not used
4x0021
Not used
4x0022
Not used
4x0023
Frost guard temp.
4x0024
TC1 Normal
4x0025
TH1 Normal
4x0026
TC2 Economy
4x0027
TH2 Economy
4x0028
Night cool temp set point
4x0029
Room unit's min set point
4x0030
Room unit's max set
point
4x0031
Room unit's min air flow
4x0032
Room unit's max air flow
4x0033
Boost temp. positive
hysteresis
4x0034
Boost temp. negative
hysteresis
4x0035
RU back to auto state
4x0036
Normal flow SA
R/W
Min/Max
Remarks
0/1
0=Close, 1=Open, 2=No Action
1/8
Read Only: 2=Auto Economy,
3=Auto boost, 5=Timer-function
Read/Write 1=Auto Normal, 4=Manual,
6=Stand-by, 7=Emergency, 8=Night Cool
Value can be 0-32000
0/72
Valve exercise 0=Not used (hours)
0/20
Motion timer (minutes)
0/60
Warning delay, general (minutes)
0/60
Warning delay, PI-overload (minutes)
0/60
Warning delay, Set point (minutes)
0/60
Warning delay, pressure sensor (minutes)
1/4
1= Heat, 2= Cool, 3= Change Over,
4=Heat+Cool
1/2
1=One room unit, 2= Two room units
0/2
0=Not used 1=Normaly Closed 2=Normaly
Open
0/2
0=Not used 1=Normaly Closed 2=Normaly
Open
1/3
ActuatorCool 1=NC,2=0-10V,3=NO
1/3
ActuatorHeat 1=NC,2=0-10V,3=NO
5/15
15/30
(degC)
15/30
(degC)
10/30
(degC)
10/30
(degC)
10/20
0/20
only when room unit is manual state (degC)
25/50
only when room unit is manual state (degC)
5/50
only when room unit is manual state (%)
50/100
only when room unit is manual state (%)
1/10
Room temperature rise from defined setpoint,
Auto Boost activated
0/10
Room temperature fall from defined setpoint,
Auto Boost activated
0/1200
Time when room unit come back from manual
state to auto
0/100
(%)
Service
Default
1
0
48
20
60
120
60
15
4
1
0
1
1
1
10
23
21
25
19
15
16
28
10
100
2
1
480
50
5 : 61
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