Holding Registers (R/W); Unit Id 2: Vaillant Geotherm/3 Domestic Hot Water; Input Registers (R) - ISE smart connect Modbus Vaillant Product Manual

Addr. Name
55 Mixer activation
56 Heating circuit
pump status
4.5.1.2

Holding Registers (R/W)

Addr. Name
57 Brine pump speed control
58 Compressor hysteresis
59 Energy integral since
compressor started
60 CH pump speed control
61 Heating circuit operating
mode
62 Day target room
temperature
63 Set-back temperature
64-65 Heating curve
66 Maximum target flow
temperature
67 Minimum target flow
temperature
68 Outside temperature
switch-off threshold
4.5.2

Unit ID 2: Vaillant geoTHERM/3 domestic hot water

4.5.2.1

Input Registers (R)

Addr. Name
1 Cylinder hot water
temperature sensor state
2 Cylinder hot water
temperature sensor value
3 3-way valve setting
4.5.2.2 Holding Registers (R/W)
Addr. Name
4 Hot water circuit
operating mode
5 Target hot water
temperature
6 Maximum hot water
target value
Order No. S-0002-007
Datatype
mixerDutyState
status
Datatype
uint16_t
uint16_t
int16_t
uint16_t
opModeHC
uint16_t
uint16_t
IEEE 754 single float 2
uint16_t
uint16_t
uint16_t
Datatype
sensorState
int16_t
status
Datatype
opModeDHW
uint16_t
uint16_t
ise smart connect Modbus Vaillant
Polling Range
interval
[min]
2
2
Polling Range
interval
[min]
7 – 100
2
3 – 15
2
-250 – -5
2
30 – 100
2
2
5 – 50
2
5 – 50
2
0.1 – 4.0
15 – 80
2
15 – 80
2
5 – 50
2
Polling Range
interval
[min]
2
-2048 –
2
2048
2
Polling Range
interval
[min]
2
30 – 65
2
40 – 75
2
Product Manual Page 19 (45)
Modbus TCP/IP
Reso- Unit
lution
Reso- Unit
lution
%
K
°min
%
°C
°C
0.05
°C
°C
°C
Reso- Unit
lution
°C
Reso- Unit
lution
°C
°C