Connection to the Master System (ModBus Standard)
Holding register (Read/Write) [03:H] (continuation)
Adress
Description
Bit13
Bit14
Bit15
4x0005
Control state required by BMS
(variant without air temperature
conditioning)
4x0006
Device state – BMS request
4x0007
4x0008
Control state required by Manual control
(variant without air temperature
conditioning)
4x0009
Op mode man st/tmp
4x0010
4x0011
4x0012
4x0020
4x0021
4x0022
Comfort htg stpt
4x0023
Comfort clg stpt
4x0024
4x0025
4x0026
Economy htg stpt
4x0027
Economy clg stpt
4x0028
4x0029
4x0030
4x0031
4x0032
Control units VCS
Values/Units
0-6
0-11
0-6
0-11
°C
°C
°C
°C
Remarks
Unsigned Word
Present value
Auto*Off*St1*St2*St3*
St4*St5
Auto*Off*Eco St1*Comf
St1*Eco St2*Comf
St2*Eco St3*Comf
St3*Eco St4*Comf
St4*Eco St5*Comf St5
Auto*Off* St1* St2*
St3* St4* St5
Auto*Off*Eco St1*Comf
St1*Eco St2*Comf
St2*Eco St3*Comf
St3*Eco St4*Comf
St4*Eco St5*Comf St5
Signed Word
PresentValue
(factor 10)
(factor 10)
89
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