74
Chapter 17
Modbus signals
Regio Midi manual
Signal name
Type
Modbus
address
Default
value
Scale
factor
Description
RC_Setp_X.RegioUnitReturnState
X, 3
15
3
-
Pre-set operating mode:
0=Off
1=Unoccupied
2=Stand-by
3=Occupied. Forced
ventilation is not set in
Occupied mode.
RC_Setp_X.RegioUnitShutDownState
X, 3
16
1
-
State operating mode by
pressing the occupancy
button for 5 s:
0=Off
1=Unoccupied.
RC_Setp_X.RegioBtnOnOffTime
X, 3
17
5 s (0 s
for F-
models)
-
Time to keep the occupancy
button depressed before
switching to Shutdown state.
RC_Setp_X.RegioControllerMode
X, 3
18
3
-
Control mode:
0=Heating
1= Heating / Heating
2= Heating or Cooling via
change over
3= Heating /Cooling
4= Heating /Cooling with
VAV-control and forced
supply air function
5= Heating /Cooling with
VAV-control
6= Cooling
7= Cooling/Cooling
8= Heating /Cooling/VAV
(C3-models, except RC-
C3DFOC)
9=Heating/Heating or
Cooling via change-over
(only available in models
with fan control)
10= Change-over with VAV-
function
RC_Setp_X.RegioCVHeatType
X, 3
19
0
-
State output signal range for
Heating-actuators:
0=0…10 V
1=2…10 V
2=10…2 V
3=10…0 V
RC_Setp_X.RegioCVCoolType
X, 3
20
0
-
State output signal range for
Cooling actuators:
0=0…10 V
1=2…10 V
2=10…2 V
3=10…0 V
RC_Setp_X.RegioCVHeatExerciseInter
val
X, 3
21
23h
-
Time in hours between
exercise of heating actuators
RC_Setp_X.RegioCVCoolExerciseInter
val
X, 3
22
23h
-
Time in hours between
exercise of cooling actuators
Not used in this model
X, 3
23
-
-
