Carel uChiller UCHBD00001230, User Manual

Page: 15 / 108

15
ENG
μc0300053EN rel. 2.2 - 14.12.2021
Installation
0-10 Vdc probes 4-20 mA probes/digital inputs
J3
0...10Vdc
S4
S6 +V
VL
300053_009_R01
300053_011_R01
J3 J2
ID3 ID5
ID4 S4
S6 VL
S1 S3
S2 Y2
Y1
ID1
ID2 S5
+V
5V
Fig. 2.i Fig. 2.j
C
ontroller terminals
Pressure probe with current signal
C
ontroller terminals
Pressure probe with current signal
1 1
+V Power supply brown 5V Power supply black
S1 Signal white O Power reference green
S1 Signal white
Tab. 2.b Tab. 2.c
Notice:
O = GND
Notice:
if an ExV valve is connected, an NTC temperature sensor must also be connected to read the gas suction temperature:
this sensor must be connected to one of the available inputs provided. For the position of the sensor on the suction pipe, see
the installation guide +040010025 ““Sonde e sensori - Guida alla scelta e all’installazione ottimale / Probes and sensors - Selection
and optimal installation guide”, available at carel.com under product => sensor => quick guide.
2.6
C
onnection to user terminals
2.6.1 Panel model
J4
PGDx
1
Fig. 2.k
2.6.2 DI
N
rail model
PGDx
J8
J4
3
User terminal
J8
J4
2
PGDx
User terminal
J8
J4
4
Fig. 2.l