00196433-02_AI_Vakuumpumpe_X-Serie_70XDE+EN.pdf - 第120页

Assembly instructions: Vacuum pump for SIPLACE X-se ries 04/2009 Edition 120 2.1 1 Final t asks 2.1 1.1 Conditions for switching on 2 Before switchin g on, run the followin g checks to preven t any risk of injury or seri…

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Assembly instructions: Vacuum pump for SIPLACE X-series
04/2009 Edition
119
Fig. 2.10 - 2 Connections on the C&P12 with compressed air operation (initial state)
2
: Replace the old vacuum generator with the “Vacuum generator for vacuum pump DLM2”
(03012076-)
2
2
Assembly instructions: Vacuum pump for SIPLACE X-series
04/2009 Edition
120
2.11 Final tasks
2.11.1 Conditions for switching on
2
Before switching on, run the following checks to prevent any risk of injury or serious damage: 2
Before switching on the compressed air again, make sure that 2
– all hose connections / joints are assigned correctly
(and that there is no compressed air in any of the vacuum hoses).
– all the requirements for switching on the vacuum pump and the connected placement machine
as
listed in the user manual
are fulfilled.
– the vacuum pump is always switched on before the placement machine.
2
: Open the compressed air stop valve.
: Push the pneumatic unit into the placement machine.
: Close all the doors.
: Switch on at the main power switch.
Assembly instructions: Vacuum pump for SIPLACE X-series
04/2009 Edition
121
2.11.2 Checking the vacuum circuit
Fig. 2.11 - 1 Measuring point on the vacuum distributor block (machine input)
2.11.2.1 Checking the vacuum system for the C&P20 holding circuit for leaks
2
2
There should be a vacuum of at least -500 mbar (for very large nozzles 1235) to
-600 mbar (for very small nozzles 1006) at each placement machine/head depending on the noz-
zle configuration. 2
The measurement is taken at a nozzle using an external
measuring device that corresponds to a
closed nozzle (with component). 2
2
Measuring point on the vacuum distributor block, machine input (see Fig. 2.11 - 1): 2
2
2
The vacuum should never drop below -400 mbar in operation. If this does occur, please contact
the SIPLACE Hotline. 2