SHR
521 20
© Dra
yton
06
334
SHR 521
20.monen.
ind
d
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10
4. Control parameters and menu mode
4.1 Mode-overview
Legend:
x
Corresponding mode is available.
x*
Corresponding mode is available if the appropriate option
is activated.
Corresponding mode is only available if the option heat
quantity measurement is
activated
(OWMZ).
MEDT
The mode antifreeze content (MED%) is only shown if a
medium other than
water or Tyfocor LS / G-LS (MEDT
0 or 3)
is used. The adjustment is only appropriate when
using other types of antifreeze.
Corresponding mode is only available if the option heat
quantity measurement is
deactivated
(OWMZ).
Please note:
S3 and S4 are only indicated if sensors are connected.
mode
Arr
specification
page
1
2*
COL
x
x
Temperature collector 1
11
TST
x
Temperature store 1
11
TSTL
x
Temperature store 1 lower
11
TSTU
x
Temperature store 1 upper
11
S3
x
Temperature sensor 3
11
TRF
Temperature return flow
11
S4
Temperature sensor 4
11
h P
x
Operating hours relay 1
11
h P1
x
Operating hours relay 1
11
h P2
x
Operating hours relay 2
11
kWh
Heat quantity kWh
12
MWh
Heat quantity MWh
12
Arr
1-2
System
9
DT O
x
x
Switch-on temperature difference
13
DT F
x
x
Switch-off temperature difference
13
S MX
x
x
Maximum temperature store 1
13
EM
x
x
emergency temperature collector 1
14
mode
Arr
specification
page
1
2
OCX
x
x
Option collector cooling collector 1
14
CMX
x*
x*
Maximum temperature collector 1
14
OCN
x
x
Option minimum limitation
collector 1
14
CMN
x*
x*
Minimum temperature collector 1
14
OCF
x
x
Option antifreeze collector 1
14
CFR
x*
x*
Antifreeze temperature collector 1
14
OREC
x
x
Option recooling
15
O TC
x
x
Option tube collector
15
AH O
x
Switch-on temp. for thermostat 1
15
AH F
x
Switch-off temp. for thermostat 1
15
OHQM
x
Option WMZ
12
FMAX
Maximum flow
12
MEDT
Antifreeze type
12
MED%
MEDT MEDT Antifreeze content
12
HND
x
x
Manual operation relay 1
16
HND2
x
x
Manual operation relay 2
16
LANG
x
x
Language
16
PROG
XX.XX
Program number
VERS
X.XX
Version number
