37
LSI 090 - Rev. 00 - Ed. 04/2018
8. DIAGRAMS FOR ELECTRONIC BOARD CONNECTIONS
LEGEND:
1 = Transformer connection 10 V ac
2 = Connection for static relays
3 = Boiler water level probe connection
4 = Boiler temperature probe connection PT1000
5 = Button connection for hot water delivery
6 = Connection for boiler water level oat
7 = Volumetric counter for 4th group from the right
8 = Volumetric counter for 3rd group from the right
9 = Volumetric counter for 2nd group from the right
10 = Volumetric counter for 1st group from the right
11 = Connection for keyboard of 1st group from the right
12 = Connection for keyboard of 2nd group from the right
13 = Connection for keyboard of 3rd group from the right
14 = Connection for keyboard of 4th group from the right
15 = Connection for programming keyboard
16 = Serial connection TTL
17 = Connection for 7-segment display
18 = Solenoid valve for hot water delivery for infusions
19 = Solenoid valve for boiler water lling
20 = Solenoid valve, 4th group from the right
21 = Solenoid valve, 3rd group from the right
22 = Solenoid valve, 2nd group from the right
23 = Solenoid valve, 1st group from the right
24 = Motor pump connection
25 = Cup warmer heating element connection
26 = Phase connection 230 Vac
8.1
ELECTRONIC CONTROL BOARD
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