Carel m chiller - PWM Conversion Card (CONV0;10 AO); Finding Minimum and Maximum Fan Speeds

8. Schemi di collegamento
Di seguito vengono indicati gli schemi di collegamento
della macchina e del terminale remoto.
8. Wiring connection
The figures below show the wiring connection of the unit
and of the remote terminal.
57
3 2 1
P1 P2 P3 P4 P5
B1 B2 B4 B3 B5
1-2=NTC 1-2=NTC
2-3=ON/OFF 2-3=4-20mA
RES.1 COMP.1 VALVE1 PUMP ALARM
KEY
µ
P
SERIAL
P1
RESRES.2.2 COMPCOMP.2.2 VALVE2
RES.1 COMP.1 VALVE1
GND GND GND B3 24V IDCOM ID1 ID2 ID3 ID4 ID5 ID6 ID7B1 B2G0G
Temp. acqua ingresso evaporatore
Inlet water temperature
Temp. acqua uscita evaporatore 1
Evap. 1 outlet water temperature
24 Vac
Temperatura/pressione cond. 1
Cond. 1 temperature/pressure
Alimentazione per sonde di pressione
Pressure trand. power supply
24Vac
Alta pressione C1/
High pressure C1
Bassa pressione C1/
Low pressure C1
Termico compressore 1/
Overload compressor 1
Termico vent. C1-Fine sbrin. C1/
Overload fan C1 - Defrost ter. C1
Flussostato utenze/
Flowswitch
ON/OFF
Estate-Inverno/
Cooling-Heating
24Vac (il comune proviene dalla scheda monocompressore)
24Vac (reference internally supplied bysingle compressor card)
ID8
ID9 ID10 ID11
GND GND 24VB4 B5
Temp. acqua uscita evaporatore 2
Evap. 2 outlet water temperature
Temperatura/pressione cond. 2
Cond. 2 temperature/pressure
Alimentazione per sonde di pressione
Pressure trand. power supply
Alla scheda ventilatori
condensatore 1
To condensator 1 fan card
2m
Terminale locale
Local terminal unit
NO
GND
C
Y1
NO C NO C NO CNO CNC NC
NO CNO CNO C
GND
Y2
NC
chillerchiller
compcomp
x 100x100
SELSEL
PRGPRG
mutemute
cleaclear
Alta pressione C2/
High pressure C2
Bassa pressione C2/
Low pressure C2
Termico compressore 2/
Overload compressor 2
Termico vent. C2-Fine sbrin. C2/
Overload fan C2 - Defrost ter. C2
Alla scheda ventilatori
condensatore 2
To condensator 2 fan card
P6