VentoVind PRO Special user manual
© Corroventa Avfuktning AB
2020.12
27 (39)
Holding Register
When setting and reading off the register items the values can always be reconnected to the control
panel. As an additional aid, keep the control panel or control panel's manual to hand.
Holding register 16 bit integer register
All register addresses are 0-based. When using software with 1-based register number, add +1 to the
addresses.
Modbus Register Name
Min. Max. Unit Read
Write
Description
Note
3x00042 Command for
resetting
maintenance counter
0
1
W
0=Normal state,
1=Reset
maintenance
counter
Maintenance
counter is set to
alarm every 365
days
3x50012 Current indoor
temperature Modbus:
-40
125
°C
R
Current indoor
temperature.
Scaling: 10
3x50109 Calculated Relation
0.01 R
Current Relation as
shown on the
Control Panel.
Scaling: 100 = 1,
0.01
Relation higher
than 1 the fan
activates. Below
1 the fan is
turned off.
3x50020 Days left until service
0
365
days R
3x50120 Attic ventilation state
(AC/EC/CR fan ON,
damper OPEN
R
0=OFF, 1=ON
Shows whether
the system is
currently
ventilating the
attic space or not.
3x50123 Daily average MGP
Modbus:
0.01 R
Current MGP as
displayed on the
Meter of the
control panel.
Scaling: 100 = 1
Shows if the
climate in the
attic space is OK
or not. <=1 is OK.
Calculated Relation
Modbus: 3x50109
Current indoor temperature
Modbus: 3x50012
Attic ventilation state
Modbus: 3x50120
Daily average MGP
Modbus: 3x50123
