Schmalz SCPSi - Typical Suction Cycles

10 Operation
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10.2General Preparations
Always carry out the following tasks before activating the system:
1. Before each start of operations, check that the safety features are in perfect condition.
2. Check the ejector for visible damage and deal with any problems immediately (or notify your super-
visor).
3. Ensure that only authorized personnel are present in the working area of the machine or system and
that no other personnel are put in danger by switching on the machine.
There must be no people in the system danger area while it is in operation.
10.3Typical Suction Cycles
The diagrams below show some typical vacuum processes during a suction cycle. The diagrams also indi-
cate the times at which EPC measured values are updated.
Handling cycle with dynamic pressure measurement and average leakage:
Typical suction cycle
Vacuum
SUCTION BLOW
OFF
NEUTRAL SUCTION
t
Condition monitoring
Evacuation time t0
Evacuation time t1
Dynamic pressure
Leakage
Air consumption
El. energy consumption