REV-7
7.14
N
L1
LED
J8
J1
J6
J7
Grounds
Drawer
Flood
sensor
Chassis
BW3-CBT
Coffee machine
06.12.2010 MSC118.789/A
242322212019181716151413121110987654321 25
242322212019181716151413121110987654321 25
KA1-3
KA1-4
KA1-2
KA1-1
KA1-6
Front-Lift
KA1-9
KA1-8
KA1-7
MM
CN3
ST1 CH2
Hydraulic Unit
HY1
Supply
KA1
RS485
RS232
EPROM
CPU print
BWCO_V0901
116.099
MK1
EEPROM
SPROG
CN1
CH1
Mechanic
Motor
Brew
Reed
Bean Hopper 1
Reed
Bean Hopper 2
Microswitch
Reset
M
M: Power
M: Power
E: Hall
E: Hall
E: Hall
Heating
Brew
Chamber
Heating
Front Block
Motor
Grinder
M
L1
M1
M2
Capicator
GND
CH2-11
CH2-10
69
5
1
CN3-1
CN3-2
CN3-4
CN3-6
CN3-5
FOX
Display
G
A1
A2
Triac:
Boiler
Coffee & Milk
FOX
Interface CCI SUB-D 9x
CH1-2
CH1-1
CH1-3
CH1-4
Main power switch
CN2ACN2B
CN5
CCI-Registration
2 BLDC Motors
Coffee Unit
CN4
Milk UnitChassisSteam
PO1
PowerBoard
Chassis
Fan
FA
CH2-6
CH2-5
Tablet
CH2-7
Key
5VDC
5VDC
Sig.
Sig.
N L
Rx
Tx
GND (L)
GND*
+24VDC*
16 uF
230V 19W
230V 35W
5VDC
GND
Sig.
Sig.
24VDC
Sig.
24VDC
Sig.
5VDC
GND
24VDC
Sig.
GND
5VDC
24VDC
LD4 LD3 LD5
LD6 LD7 LD2 LD1
GND
N
L
N
L
24VDC
24VDC
L N
GND
N Mill 1
N Mill 2
123..
567..
PIN-Denomination
123..
567..
female
male
1
9
1
9
HM1:
HM2:
MM:
BM:
front
rear
Modul
25
6
1
1
20
20
6
1
20
25
6
6
25
1
rear
front
Chassis
2
3
2
3
10
Hydraulic Module-1
Hydraulic Module-2
Mechanic Module
Brew Module
25 Pols
15 Pols
25 Pols
25 Pols
19
20
LD1, yellow: CPU ok
LD2, green: CPU ok
LD3, red: BUS Rx RS-485
LD4, green: BUS Tx RS-485
LD5, green: Power 250V ok
LD6, red: Security-probe
is not in water
LD7, yellow: Level-probe
is not in water
Legend LED (CPU print):
GND
RE1
Refrigerator
Reed
Front-Lift
5VDC
GND
KA1-12
Reed
MM-11
105.780
PO1-7
PO1-8
PO1-9
PO1-6
PO1-5
PO1-4
PO1-3
PO1-2
PO1-1
Power print
BWCP_V0918
116.209
SG1
PO3
PO2
N Mill 1
N Mill 2
GG
TR2
TR1
CG1 GR1
PO4
REL1
24V
F1 4AT
PU1
GND
open: 230VAC
F1 4AT
closed: 115VAC
Power Supply
GND
CN2A-2
CN2A-1
CN2A-3
CN2A-4
Refrigerator
(control)
24VDC
24VDC
24VDC
FA-1
FA-3
24VDC
24VDC
24VDC
FA-2
FA-4
Fan 2
242322212019181716151413121110987654321 25
BM
ST1-5
ST1-4
ST1-2
ST1-1
ST1-6
ST1-11
Valve
Coffee-Outlet
detected
closed
Valve
Water-
Inlet
(Option)
Fan 1
(Option)
Valve
ST1-14
HY1-3
Tank-Hot-W
Filling
Valve
Can
ST1-12
HY1-3
ST1-10
ST1-3
ST1-13
4 5 6 7 8 9 10 11 12 A B C1 2 3
HM
HY1-6
HY1-8
HY1-7
HY1-9
HY1-3
L
N
Valve
Clean
(reserve)
Valve
Tea
Flow
Water
Valve
Brew
Valve
Bypass
°C °C
WP
L
N
4 5 6 7 8 9 10 11 12 A B C1 2 3
5VDC+
GND
Sig.
HY1-1
HY1-2
HY1-4
N
L
NTC
Boiler
Coffee
10kΩ
5VDC
Sig.
Hydraulic
Boiler: Coffee
GND
Water
Pump
125°C 125°C
230V 3.2kW
GND
4 3 2 1
GND N L
Power supply 230V
230V 55W
210°C
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210°C
230V 55W
Coffeetank
°C°C
G
A1
A2
Triac:
Heating Coffeetank
NTC
Coffee-
Tank
10kΩ
5VDC
Sig.
Valve
Tank-Drain
M
24VDC
24VDC
Motor
Coffee-
Pump
Print: PSIF
104.998
Coffee brewer
© 2009 by Thermoplan AG, Subject to change
SECTION 7
Technical Manual
Electrical Diagram CBT (230V)
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