Viessmann SCU224 Manual de Serviço descarregar pdf (Página 31)

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SCU224

Legend:

Symbol Speciﬁcation

x Channel is available

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

s Channel is speciﬁcally available in this system layout

Adjustment Channels

Channel Description Factory setting Page

Arr x System 10 39

DT O x Switch-on temperature difference 12.0 °Ra [6.0 K] 39

DT F x Switch-off temperature difference 8.0 °Ra [4.0 K] 39

DT S x Nominal temperature difference 20.0 °Ra [10.0 K] 39

RIS x Rise control R1 4 °Ra [2 K] 39

nMN x Minimum pump speed 30 % 39

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

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

CMX s Maximum collector temperature

230 °F [110 °C] 41

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

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

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 51 52

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Viessmann SCU224 Manual de Serviço Página 31