Carel uChiller UCHBD00001230, User Manual

Page: 25 / 108

25
ENG
μc0300053EN rel. 2.2 - 14.12.2021
Installation
Analogue inputs - Master circuit 1
Ref. Description Type
C
onfi guration parameters
S1 Return temperature from user NTC Hc31
S2 Delivery temperature to user NTC Hc32
S3 Not present - Hc00
S4 Condensing pressure 0-5V Hc34; C040; C041; C042
S5 Evaporation pressure 0-5V Hc35; C037; C038; C039
S6 Not present - Hc03; U025; U026; U027
Tab. 2.z
Analogue inputs - Slave circuit 1
Ref. Description Type
C
onfi guration parameters
S1 Not present - Hc41
S2 Not present - Hc42
S3 Not present - Hc43
S4 Condensing pressure 0-5V Hc44; C040; C041; C042
S5 Evaporation pressure 0-5V Hc45; C037; C038; C039
S6 Not present - Hc05; U025; U026; U027
Tab. 2.aa
Notice:
the discharge temperature probe is automatically assigned type NTC-HT.
Digital inputs - Master circuit 1
Ref. Description
C
onfi guration parameters
ID1 User pump fl ow switch Hc14; U060
ID2 Compressor 1 overload Hc15; C035
ID3 High pressure switch C034
ID4 Not present Hc06; C035; U059; U058; U062; U057; U061
ID5 Not present Hc07; C035; U059; U058; U062; U057; U061
ID6 Not present HC08; C035; U059; U058; U062; U057; U061
Tab. 2.ab
Ingressi digitali - Slave circuito 2
Ref. Description
C
onfi guration parameters
ID1 Pump 2 overload Hc16; U061
ID2 Compressor 1 overload Hc17; C035
ID3 High pressure switch C034
ID4 Not present Hc09; C035; U059; U058; U062; U057; U061
ID5 Remote alarm Hc10
ID6 Not present Hc11
Tab. 2.ac
Digital outputs - Master circuit 1 Digital outputs - Slave circuit 2
Ref. Description
C
onfi guration param.s Ref. Description
C
onfi guration param.s
C-NO1 Compressor 1 Hc51; C036 C-NO1 Compressor 1 Hc61; C036
C-NO2 Compressor 2 Hc52; C036 C-NO2 Compressor 2 Hc62; C036
C-NO3 User pump 1 Hc53; U063 C-NO3 User pump 2 Hc63; U063
C-NO4 Free cooling valve (*) Hc54; U066; S063; U065 C-NO4 Not used Hc64
C5-NO5 Alarm Hc55; U064 C5-NO5 Alarm Hc65
C6-NO6 Not used Hc56 C6-NO6 Not used Hc66
Tab. 2.ad Tab. 2.ae
Notice:
(*) the confi guration of the output depends on the type of unit: heat pump (reverse-cycle) => reversing valve;
Chiller with free cooling => FC valve; otherwise => Frost protection heater.
Analogue outputs - Master circuit 1
Ref. Description Type
C
onfi guration parameters
N
otes
Y1 Modulating/On-Off fan 0-10V Hc71 FCS1*0/CONVONOFF
Y2 Not used 0-10V Hc72
Tab. 2.af
Analogue outputs - Slave circuit 2
Ref. Description Type
C
onfi guration parameters
N
otes
Y1 Modulating/On-Off fan 0-10V Hc81 FCS1*0/CONVONOFF
Y2 Not used 0-10V Hc82
Tab. 2.ag