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SYSTEM MANAGER
MODBUS CONNECTION
Status parameters
Access
Register
Automatic
Description
number
conversion
L
S
100
X
State
101
X
Status
102
X
Error code
103
X
Alarm code
Heating
110
X
Yes
pump
111
X
DHW pump Yes
Module
112
X
Yes
pump
Temperatures/Information
Access
Register
Automatic
Description
number
conversion
L
S
Delivery
120
X
Yes
temperature
Return tem-
121
X
Yes
perature
DHW tem-
122
X
Yes
perature
Flue gas
123
X
Yes
temperature
System
tempera-
124
X
Yes
tures (where
available)
Outdoor
tempera-
125
X
Yes
ture (where
available)
140
X
Power
Yes
Minimum
141
X
Yes
output
Ionisation
142
X
Yes
current
Dependent information
Access
Value
Register
Automatic
Description
range
number
conversion
L
S
See "State"
Dependent 01
table
300
X
State
See "Sta-
tus" table
302
X
Error code
See "Error"
303
X
Power
Yes
tables
Dependent 02
See "Warn-
ing" table
306
X
State
0/100 or
308
X
Error code
0..100%
309
X
Power
Yes
0/100 or
Dependent 03
0..100%
0/100 or
312
X
State
0..100%
314
X
Error code
315
X
Power
Yes
Value
Dependent 04
range
318
X
State
Depends
on °C/°F
units
320
X
Error code
Depends
on °C/°F
321
X
Power
Yes
units
Dependent 05
Depends
on °C/°F
324
X
State
units
Depends
326
X
Error code
on °C/°F
units
327
X
Power
Yes
Dependent 06
Depends
on °C/°F
330
X
State
units
332
X
Error code
Depends
333
X
Power
Yes
on °C/°F
units
Dependent 07
0..100%
336
X
State
0..100%
338
X
Error code
339
X
Power
Yes
0..x μA
Dependent 08
342
X
State
344
X
Error code
345
X
Power
Yes
112
SYSTEM MANAGER
Access
Register
Description
number
L
S
Value range
Dependent 09
348
X
State
See "State"
table
350
X
Error code
See "Error"
tables
351
X
Power
0..100%
Dependent 10
354
X
State
See "State"
table
356
X
Error code
See "Error"
tables
357
X
Power
0..100%
Dependent 11
360
X
State
See "State"
table
362
X
Error code
See "Error"
tables
363
X
Power
0..100%
Dependent 12
366
X
State
See "State"
table
368
X
Error code
See "Error"
tables
369
X
Power
0..100%
Dependent 13
372
X
State
See "State"
table
374
X
Error code
See "Error"
tables
375
X
Power
0..100%
Dependent 14
378
X
State
See "State"
table
380
X
Error code
See "Error"
tables
381
X
Power
0..100%
Dependent 15
384
X
State
See "State"
table
386
X
Error code
See "Error"
tables
387
X
Power
0..100%
See "State"
table
See "Error"
tables
0..100%
Parameters registers
Automatic
Value range
Access
conversion
Register
Description Note
number
L
S
See "State"
Heating
table
500
X
X
mode
See "Error"
(Par. 1)
tables
DHW
Yes
0..100%
501
X
X
mode
(Par. 35)
See "State"
Heating
table
502
X
X
set-point
See "Error"
(Par. 3)
tables
Yes
0..100%
DHW
503
X
X
set-point
(Par. 48)
See "State"
table
Set-point
See "Error"
at min.
504
X
X
tables
climatic T
(Par. 19)
Yes
0..100%
Set-point
See "State"
at max.
table
505
X
X
climatic T
See "Error"
(Par. 21)
tables
Yes
0..100%
Out. tem-
perature
506
X
X
for climatic
See "State"
minimum
table
(Par. 22)
See "Error"
tables
Yes
0..100%
Out. tem-
perature
507
X
X
for climatic
See "State"
maximum
table
(Par. 20)
See "Error"
tables
Climatic
Yes
0..100%
508
X
X
shut-off
(Par. 25)
See "State"
table
Maximum
value that
See "Error"
can be
tables
assigned
509
X
X
Yes
0..100%
to the
heating
set-point
(Par. 24)
113
MODBUS CONNECTION
Automatic
Value
conversion
range
NV
0..x
NV
0..x
Depends
V
Yes
on °C/°F
units
Depends
V
Yes
on °C/°F
units
Depends
NV
Yes
on °C/°F
units
Depends
NV
Yes
on °C/°F
units
Depends
NV
Yes
on °C/°F
units
Depends
NV
Yes
on °C/°F
units
Depends
NV
Yes
on °C/°F
units
Depends
NV
Yes
on °C/°F
units
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