Accorroni GREEN 300 Installation Manual page 22

Monobloc heat pump water heater with storage sanitary with or without additional exchangers
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5 - FUNZIONAMENTO DEL CONTROLLORE
INGRESSI / USCITE SCHEDA ELETTRONICA (FIG.10)
INGRESSI DIGITALI
HP-GND = alta pressione
BP-GND = bassa pressione (solo predisposizione)
RES-GND = On/Off Resistenza da contatto esterno
TIMER-GND = On/Off Macchina da contatto esterno
INGRESSI ANALOGICI
S1-GND = sonda temperatura acqua
S2-GND = sonda temperatura aria esterna
S3-GND = sonda temperatura ingresso evaporatore
S4-GND = sonda temperatura uscita evaporatore
USCITE RELE'
NR-FR = consenso accensione resistenza
NV-FV = consenso accensione ventilatore
NC-FC = consenso accensione compressore
NVD-FVD = consenso valvola sbrinamento
USCITE DIGITALI
INT-GND = contatto pulito per consenso caldaia
EXPANSION
=
controllo
elettronica
valvola
espansione
pag.23 - Manuale di installazione, Uso e Manutenzione - Installation, Use and Maintenance Manual
ELECTRONIC CARD INPUTS / OUTPUTS (FIG.10)
DIGITAL INPUTS
HP-GND = high pressure
ID1
BP-GND = Low pressure (only predisposition)
ID2
ID3
RES-GND = Electrical heater remote ON/OFF
ID4
TIMER-GND = Unit remote ON/OFF
ANALOG INPUTS
S01
S1-GND = Water Temperature
S02
S2-GND = Outdoor air temperature
S03
S3-GND = Inlet evaporator temperature
S04
S4-GND = Outlet evaporator temperature
RELAYS OUTPUT
r2
NR-FR = Electrical Heater
r3
NV-FV = Fan
r1
NC-FC = Electrical Heater
r4
NVD-FVD = Consens defrost valve
DIGITAL OUTPUT
r7
INT-GND = Gas Heater (volt free contact)
r8
EXPANSION = Expansion valve eletronic control
22
5 - CONTROLLER OPERATION
ID1
ID2
ID3
ID4
S01
S02
S03
S04
r2
r3
r1
r4
r7
r8

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