Carel µC2SE User Manual page 46

outputs H11=0
C1 compressor 1
C2 heater 1
C3 Pump/evaporator (fan) (on air/ Pump/evaporator (fan) (on air/
air units)
C4 reversing valve 1
C5 alarm
C6 compressor 2
C7 heater 2
C8 Condenser pump/backup
C9 reversing valve 2
C10 Warning
outputs H11= 6
C1 compressor 1
C2 1 step heater
C3 outlet fan
C4 reversing valve 1
C5 alarm
C6 compressor 3
C7 2 step heater
C8 open freecooling/ open freecooling
freeheating
C9 reversing valve 2 humidifi er
C10 close freecooling/ close freecooling
freeheating
H11= 12:
H11= 1 H11= 2
compressor 1 compressor 1
heater 1 heater 1
Pump/evaporator (fan) (on air/
air units) air units)
Compressor 2 (or capacity Compressor 2 (or capacity
control comp. 1) control comp. 1)
alarm reversing valve 1
compressor 3 compressor 3
heater 2 heater 2
Condenser pump/backup Condenser pump/backup
Compressor 4 (or capacity Compressor 4 (or capacity
control comp. 2) control comp. 2)
Warning reversing valve 2
H11= 7 H11= 8
compressor 1 compressor 1
1 step heater 1 step heater
outlet fan outlet fan
2 step heater condenser fan 1
alarm alarm
compressor 3 compressor 3
P29 2 step heater
open freecooling
(ON/OFF) condenser fan 2
close freecooling
Parameters P25 to P32 can have the following meanings:
0 = no function associated with the relay
1 = compressor 2
2 = Heater 1
3 = Reversing valve 1
4 = Pump/inside fan
5 = Open freecooling/freeheating
6 = Close freecooling/freeheating
7 = Humidifi er
8 = Condenser fan 1 on/off
9 = Heater 2
10 = Alarm
11 = Boiler contact
12 = compressor 4
13 = Reversing valve 2
14 = Pump/inside fan 2nd evaporator
15 = Condenser fan 2 on/off
16 = Warning
17 = Condenser pump/Backup
46
associated device
H11= 3
compressor 1
reversing valve 1
Pump/evaporator (fan) (on air/
air units)
Compressor 2 (or capacity
control comp. 1)
alarm
compressor 3
reversing valve 2
Condenser pump/backup
Compressor 4 (or capacity
control comp. 2)
Warning
associated device
H11= 9 H11= 10
compressor 1 compressor 1
compressor 2 compressor 2
outlet fan outlet fan
reversing valve 1 heating step 1
alarm alarm
compressor 3 compressor 3
compressor 4
open freecooling/ open freecooling/
freeheating freeheating
1 step heater heating step 2
close freecooling/ close freecooling/
freeheating freeheating
H11= 4 H11= 5
compressor 1 compressor 1
reversing valve 1 heater 1
evaporator pump Pump/evaporator (fan) (on air/
air units)
Compressor 2 (or capacity condenser fan 1
control comp. 1)
alarm alarm
not used compressor 2
heater 1 heater 2
Condenser pump/backup Condenser pump/backup
not used condenser fan 2
Warning Warning
H11= 11 H11= 12
compressor 1 compressor 1
compressor 2
outlet fan
heating step 1
alarm
compressor 3 compressore 3
open freecooling/
freeheating
humidifi er
close freecooling/
freeheating
µC 2 SE - +030220426 - rel. 2.0 - 03.08.2009
P25
P26
P27
P28
P29
P30
P31
P32