BRA2 - BRN2
EN
35
OPERATING CHARACTERISTICS
I A
SYSTEM WATER SET POINT COMPENSATION BASED ON THE OUTSIDE TEMPERATURE
Set point compensation based on the outside temperature must be enabled by setting a parameter, see the table.
Outside air temperature probe to be purchased as an accessory, not supplied with the unit.
System water set point compensation in COOLING mode based on the outside temperature
Graph with factory settings
Outside air
temperature
Ds05 + Ds01 = 20°C
Ds05 = 25°C
12°C
15°C
Water temperature set point
Ds01 = -5°C
Ds03 = 3°C
System water set point compensation in HEATING mode based on the outside temperature
Graph with factory settings
Outside air
temperature
Ds06 + Ds02 = 10°C
Ds06 = -5°C
28°C
33°C
Water temperature set point
Ds02 = 15°C
Ds04 = -5°C
Parameter
Value
Unit of measure
Description
ds00
1
Enable system water set point compensation function
OPERATION IN COOLING MODE
Ds01
-5
°C
Differential applied to the value of ds05
DS03
3
°C
Differential applied to the system water temperature set point in cooling mode
Ds05
25
°C
Outside air temperature activation/deactivation value for set point
compensation function in COOLING
OPERATION IN HEATING MODE
Ds02
15
°C
Differential applied to the value of ds06
DS04
-5
°C
Differential applied to the system water temperature set point in heating mode
Ds06
-5
°C
Outside air temperature activation/deactivation value for set point
compensation function in HEATING
Summary of Contents for BRA2 0021
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