Experiment: Drop-out Delay

A pneumatically operated door is to be opened by either of two push-button switches S2 and S3 located either side of the door. After opening the door should remain open for a period which can be configured and then close again automatically. The machinery is turned on via switch S1.

drop-out-delay-experiment.gif

 

Construct the pneumatic and electrical circuits as shown below:

drop-out-delay-experiment.jpg

 

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