Menu 3.1.1.1.x - Supply air regulation, relative
Air setpoint >
Air setpoint,cool >
Temp. setpoint >
Abs. / Rel. >
Cool rel. start >
Cool abs. start >
Heat rel. start >
Heat abs. start >
60
80
21,0
Relativ
1,0
---
-1,0
---
%
%
°c
K
K
3.1.1.1.x xxxxxxx
If
the following will be adjusted....
Maximum supply air temp. is set to a value
lower than (Temp. se Cooling rel.
start) but higher than (Temp. se 0.5
K).
Cooling rel. start, automatically ad-
justed to (Maximum supply air temp.
- Temp. setpoint).
Maximum supply air temp. is set to a value
lower than (Temp. se Cooling rel.
start) and less than (Temp. se 0.5
K).
Temp. setpoint automatically adjus-
ted to (Maximum supply air temp. -
0.5 K).
And Cooling rel. start to 0.5 K.
Minimum supply air temp. is set to a value
higher than (Temp. se Heating rel.
start) and greater than (Temp. setpoint - 0.
5K).
Heating rel. start, automatically ad-
justed to (Minimum supply air temp. -
Temp. setpoint).
Minimum supply air temp. is set to a value
higher than (Temp. se Heating rel.
start) and less than (Temp. setpoint - 0.5
K).
Temp. setpoint automatically adjus-
ted to (Minimum supply air temp. -
0.5 K). And Heat rel. start to -0.5 K.
Note for Cooling rel.
start
The absolute min./max. values for Cooling rel. start are from 0.5 K to 5.0 K. If
(Maximum supply air temp. - Temp. setpoint) is less than 5.0 K, the max. value for
Cooling rel. start is changed to (Maximum supply air temp. - Temp. setpoint).
Note for Heating rel.
start
The absolute min./max. values got Heating rel. start are from -5.0 K to -0.5 K. If
(Minimum supply air temperature – Temp. setpoint) is greater than -5.0 K, the min.
value for Heating rel. start is changed to (Minimum supply air temperature – Temp.
setpoint).
Example 1:
No limitation from Minimum and Maximum supply air temp.:
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Starting up the unit for operation
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Содержание EXact2 VEX240 series
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