SCH
LAYERED
ARRANGE-
MENT
Adjuster is visible if
RETURN FLOW SWITCH SCH00
(05:110) is not set to 0.
SCH00
RETURN
FLOW
SWITCH
Option: Return flow switch (see above for basic
parameters)
on/off
off
0
05:110
SCH01
DIFF.
RETURN
SWITCH
Switch-off
boost for
return layered
arrangement
SRD TOP
Switch-off difference between the
buffer at bottom TUx and return
temperature of the heat exchanger
on the primary side TPR. TPR
>
T1U
+ SRD top = USR OFF (return is
charged in the middle section of
the tank)
5...40
K
25
05:105
SCH02
TU SENSOR
TYPE
TU tank
bottom
sensor selec-
tion, sensor
type
n
0: NTC 5K
n
1: PT 1000
0...1
-
25
28:023
SCH03
TPR SENSOR
TYPE
TPR PWT pri-
mary return
sensor selec-
tion, sensor
type
n
0: NTC 5K
n
1: PT 1000
0...1
-
25
28:028
SCH04
FIXED VALUE
TANK TU1
Substitute
value for tank
sensor at
bottom
Fixed value for the tank sensor at
bottom if it is not possible to
install a sensor. If a sensor is con-
nected, this value must be 120 °C.
0...120
°C
0
28:083
LEG
THERMAL
DISINFEC-
TION
Adjuster is visible if
THERMAL DISINFECTION LEG00
(05:014) is not set to 0.
LEG00
THERMAL
DISINFEC-
TION
Thermal disinfection function (see above for basic
parameters)
0...2
-
0
05:014
LEG01
TEMP
TERM.DISIN-
FECTION
Setpoint for
thermal disin-
fection
(legionella protection). Applies
while a thermal disinfection has
been activated.
60...80
°C
0
05:004
LEG02
HOLD TIME
TEMP.THE.DI
S
Min. hold time
for thermal
disinfection
setpoint tem-
perature
This adjuster defines how long the
setpoint for thermal disinfection is
maintained for legionella protec-
tion to be completed successfully.
0...480
min
0
05:043
LEG03
TEMP.RISE
TSET
THM.DIS
Boost for
thermal disin-
fection
Boost for the domestic hot water
setpoint while thermal disinfection
is in progress. To account for the
thermal losses in the system so
that the temperature 05:004
LegioSet can also be reached at
the reference sensor.
0...30
K
25
36:024
ES 5941
Info and menu parameters
08/2020 Item no. 215790 EA no. 1321
Operating instructions
31