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4. Controller parameter and indication channels
4.1 Channel overview
Legend:
X
Corresponding channel is available.
X*
Corresponding channel is available if the
appropriate option is activated.
Please note:
S3 and S4 are only indicated in case of sensors
connected.
Channel
1
COL
x
COL1
COL2
TST
x
TSTL
TST1
TSTU
TST2
TFSB
TRET
S3
x
TRF
S4
n %
x
n1 %
n2 %
h P
x
h P1
h P2
kWh
MWh
ARR
1
DT 0
x
DT10
DT F
x
DT S
x
RIS
x
DT1F
DT1S
RIS1
S MX
x
S1MX
DT20
DT2F
DT2S
RIS2
S2MX
EM
x
EM1
ARR
2
3
4
5
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
4
5
2
3
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
SECTION III: SOLAR CONTROL SYSTEM
1
Corresponding channel is only available if the option
heat quantity measurement is activated (OHQM).
2
Corresponding channel is only available if the op-
tion heat quantity measurement is deactivated
(OHQM).
MEDT
The channel anti-freeze content (MED%) is only
shown if water or vacuum-antifreeze FSV
(MEDT 0 or 3) are not used as anti-freeze.
6
7
8
9
x
x
x
Temperature collector (1)
x
Temperature collector 1
x
Temperature collector 2
x
Temperature store 1
x
x
Temperature store (1) below
x
Temperature store 1 below
x
x
Temperature store (1) above
x
Temperature store 2 below
x
Temperature solid fuel boiler
x
Temperature heating circuit
Temperature sensor 3
Temperature return sensor
x
x
Temperature sensor 4
x
Pump speed relay (1)
x
x
x
Pump speed reley 1
x
x
x
Pump speed relay 2
x
Operating hours relay (1)
x
x
x
Operating hours relay 1
x
x
x
Operating hours relay 2
Heat quantity kWh
Heat quantity MWh
6
7
8
9
System
x
x
x
Switch-on temperature difference (1)
x
Switch-on temperature difference 1
x
x
x
Switch-off temperature difference (1)
x
x
x
Nominal temperature difference (1)
x
x
x
Increase (1)
x
Switch-off temperature difference 1
x
Nominal temperature difference 1
x
Increase 1
x
x
x
Maximum temperature store (1)
x
Maximum temperature store 1
x
Switch-on temperature difference 2
x
Switch-off temperature difference 2
x
Nominal temperature difference 2
x
Increase 2
x
Maximum temperature store 2
x
x
x
Emergency temperature collector (1)
x
Emergency temperature collector 1
Specification
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41 VELUX
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