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Description of PLC functions for ice cooling boiling pans until 2015.12
Starting the cooling program after cooling:
When the boiling pan is switched ON/ OFF after cooling.
When the boiling pan is switched ON and no program is selected, the following are enabled:
Inputs Outputs Valve Valve
Activated Activated closed open
5 4 26Y3 26Y5
26Y7
Start cooling program after the boiling:
When the boiling pan is switched ON/ OFF after boiling.
When the boiling pan is switched ON and no program is selected, the following are enabled:
Inputs Outputs Valve Valve
Activated Activated closed open
5 1 26Y3 26Y5
4 26Y7
5
8
Cooling
When the cooling program is selected the following are enabled:
Inputs Outputs Valve Valve
Activated Activated closed open
1 3 26Y7
4 6 27Y3
7 27Y3 26Y5
When the program for the cooling switches off the motor valves has the following position:
26Y3 Open
26Y5 Open
26Y7 Closed
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