Parameters Adjustment range WE Comments
Folge (sequence)
Outdoor temperature
dependent, unrestric
-
ted, parallel
Outdoor
temperature
dependent
Condition for sequence operation
EIN-Schaltpunkt
(ON switching point)
0 to 100 % 90 %
Unrestricted sequence:
Limits of heat exchanger output
AUS-Schaltpunkt
(OFF switching point)
0 to 100 % 40 %
Folgefreigabetemp.
(temperature for en
-
abling the sequence)
–40 to 50 °C 12 °C
Outdoor-temperature-dependent se
-
quence: Outdoor temperature limit
Folgeverzögerung
(sequence delay)
0 to 90 min 10 min Time waited until sequence is enabled
Führungswechsel
(sequence change)
Outdoor temp., rating,
operating hours, OFF
AUS Condition for lead/lag change
Folgeumkehr-GW ta
(reverse sequence li-
mit ta
)
–40 to 50 °C 15 °C
Outdoor-temperature-dependent lead/lag
change: Outdoor temperature limit
Folgeumkehr-Intervall
(time interval for
lag/lead sequence
change)
1 to 999 h 168 h
Operating hours-dependent lead/lag
change: Operating hours limit
Sanftanlauf
(smooth start-up)
EIN (on), AUS (off) AUS
Prevent the lead heat exchanger from
overheating
Sommerbetrieb
tA-GW unm.
Sommerbetri
(temperature-de
-
pendent limit for
summer mode)
0 to 50 °C 22 °C
Limit for outdoor-temperature-dependent
deactivation
Zeitraum
(time period)
As required
01.06 to
30.09
Application period for summer mode
Außentemp. Grenz
-
wert
(outdoor temperature
limit)
0 to 40 °C 18 °C
Outdoor temperature limit (daily mean):
Summer mode started when the tempera
-
ture exceeds the limit
Nutzungszeiten
(times-of-use)
82 EB 5571-2 EN
Appendix