Viessmann SCU224 Manual de Serviço descarregar pdf (Página 17)

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SCU224

Adjustment Channels

Channel Description Factory setting Page

Arr x System 4 39

nMN x Minimum pump speed 30 %

DT1O x Switch-on temperature difference 1 12.0 °Ra [6.0 K] 39

DT1F x Switch-off temperature difference 1 8.0 °Ra [4.0 K] 39

DT1S x Nominal temperature difference 1 20.0 °Ra [10.0 K] 39

RIS1 x Rise control R1 4 °Ra [2 K]

S1 MX x Maximum temperature tank 1 140 °F [60 °C] 40

DT2O x Switch-on temperature difference 2 12.0 °Ra [6.0 K] 39

DT2F x Switch-off temperature difference 2 8.0 °Ra [4.0 K] 39

DT2S x Nominal temperature difference 2 20.0 °Ra [10.0 K] 39

RIS2 x Rise control R2 4 °Ra [2 K]

S2MX x Maximum temperature tank 2 140 °F [60 °C] 40

EM x Emergency temperature collector 270 °F [130 °C] 40

OCC x Option collector cooling

OFF 41

CMX x* Maximum collector temperature

230 °F [110 °C] 41

OSYC x Option system cooling OFF 41

DTCO x* Cooling switch-on temperature difference

40.0 °Ra [20.0 K]

DTCF x* Cooling switch-off temperature difference

30.0 °Ra [15.0 K]

OSTC x Option tank cooling OFF 42

OHOL x* Option holiday cooling OFF 42

THOL x* Holiday cooling temperature 110 °F [40 °C] 42

OCN x Option minimum limitation OFF 42

CMN x* Minimum collector temperature 50 °F [10 °C] 42

OCF x Option antifreeze OFF 42

CFR x* Antifreeze temperature 40.0 °F [4.0 °C] 42

PRIO x Priority 2 43

tLB x Break time 2 min 43

tRUN x Circulation runtime 15 min 43

O TC x Option tube collector OFF 44

TCST x* OTC starting time 07:00 44

TCEN x* OTC ending time 19:00 44

TCRU x* OTC runtime 30 s 44

TCIN x* OTC standstill interval 30 min 44

OHQM x Option energy metering OFF 44

FMAX x* Maximum ﬂow 6.0 l 44

MEDT x* Antifreeze type 1 44

MED% x* Antifreeze concentration (only if MEDT = propylene or ethylene) 45 % 44

MAN1 x Manual operation R1 Auto 46

MAN2 x Manual operation R2 Auto 46

LANG x Language En 46

UNIT x Temperature unit °C 46

RESE x Reset - back to factory defaults 46

W0050100 Version number

Legend:

Symbol Speciﬁcation

x Channel is available

x* Channel is available if the corresponding option is activated.

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 51 52

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Viessmann SCU224 Manual de Serviço Página 17

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