Carel uChiller UCHBP00000200

14
ENG
µchiller +0300053EN rel. 2.2 - 14.12.2021
Installation
DIN rail model
Basic Enhanced/ High E ciency
J1
J7
G0 G
J6
C C
NO1 NO2 NO3 NO4 NO5
J2
J3
J4 BMSJ5 FBus
S1 S3 5V
S2Y2
Y1ID1
ID2
ID3ID5
ID4S4
S6 +V
VL
S5
J11
C NO6
J9
J8
S7ID6
J1
J7
G0 G
J6
C C
NO1 NO2 NO3 NO4 NO5
J2
J3
J4 BMSJ5 FBus
S1 S3 5V
S2Y2
Y1ID1
ID2
ID3ID5
ID4S4
S6 +V
VL
S5
J11
C NO6
J10
J9
J14
J8
S7ID6
Fig. 2.f
Ref. Description Ref. Description
J1 G Power supply J5 - Fieldbus serial port (RS485): Rx/Tx -
G0 Power supply: reference + Fieldbus serial port (RS485): Rx/Tx +
J2 5V Ratiometric probe power supply O Fieldbus serial port (RS485): GND
S3 Analogue input 3 J6 C Common for relays 1, 2, 3, 4
S1 Analogue input 1 NO1 Digital output (relay) 1
Y1 Analogue output 1 NO2 Digital output (relay) 2
ID1 Digital input 1 NO3 Digital output (relay) 3
O GND: reference for probes, digital inputs and ana-
logue outputs
NO4 Digital output (relay) 4
S5 Analogue input 5 J7 C Common for relay 5
S2 Analogue input 2 NO5 Digital output (relay) 5
Y2 Analogue output 2 J8 - Unit terminal connector (AX5* or PGR04*)
ID2 Digital input 2 J9 S7 Analogue input 7
J3 ID3 Digital input 3 ID6 Digital input 6
ID5 Digital input 5 O Input reference
+V Power supply to 4-20 mA active probes O Input reference
S6 Analogue input 6 J10* G Ultracap module power supply (future use)
VL Not used G0
ID4 Digital input 4 Vbat Emergency power supply from Ultracap module (future use)
O GND: reference for analogue and digital inputs J11 - (not used)
S4 Analogue input 4 C Common for relay 6
J4 - BMS serial port (RS485): Rx/Tx- NO6 Digital output (relay) 6
+ BMS serial port (RS485): Rx/Tx+ J14* Carel ExV unipolar valve connector
O BMS serial port (RS485): GND
Tab. 2.a
(*) for DIN Enhanced / High Effi ciency models only
2.5 Probe/digital input connection
NTC probes 0-5 V ratiometric pressure probes
300053_008_R01
J2
S1
S2Y2
Y1ID1
ID2
NTCNTC
NTC
S5
S3
5V
300053_011_R01
J3
J2
ID3ID5
ID4S4
S6
VL
S1 S3
S2Y2
Y1ID1
ID2
S5
+V
5V
Fig. 2.g Fig. 2.h