Douwe Egberts Contenta - Boiler Circuit Diagram

1 2 3 4
A
B
C
D
4321
D
C
B
A
Title
Number RevisionSize
Orcad A
Date: 30-Jan-2004 Sheet of
File: Cont_V24C.ddb Drawn By:
112
V2.4C810900
CONTENTA Boiler
+24V
Uref
+24V
+24V
+24V
1
2
3
4
5
6
7
8
9
CN5
JST B-9B-XHA
1 2
R5180
340/1%
5
6
7
411
+
-
N2010B
LM324
12
C6130
10nF
AGND
AGND
2
13
V4050
BC557
2
1 3
V3010
BC547
1 2
R5430
1k
1 2
R2220
100k
1 2
R5200
100k
1 2
R5240
100k
12
R5230
330k
5 6
D1050C
74HC04
GND GND
11 10
D1050E
74HC04
V4070
1N4002
V4080
1N4002
2
1 3
V3020
BC337
2
1 3
V3030
BC337
2
1 3
V3040
BC337
V4060
1N4002
1 2
R5250
1k
1 2
R5260
1k
1 2
R5270
1k
12
D1050A
74HC04
1110
D1030E
74HC04
1
1
2
2
CN6
JST B-2B-XHA
GND
GND
12
C2010
10nF
12
C1050
10nF
12
C1030
10nF
GND GND
AGND
+5V
+5V+5V
BOILER WATER LEVEL
COFFEE VALVE
BOILER TEMP.
HEATER
HOT WATER VALVE
+24Vsup
+24Vret
+5V
AGND
WATER LEVEL CHECK
34
D1050B
74HC04
12
C6190
100nF
AGND
1 2
C6210 100nF
1 2
C6220
150pF
GND
12
C6260
10nF
AGND