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System to manually initiate an emergency shutdown test and collect diagnostic data in a process control environment

  • US 20020145515A1
  • Filed: 04/05/2002
  • Published: 10/10/2002
  • Est. Priority Date: 04/05/2001
  • Status: Active Grant
First Claim
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1. An emergency shutdown test system comprising:

  • an emergency shutdown device controller having;

    a processor;

    a memory coupled to the processor, wherein an emergency shutdown test procedure is stored in the memory;

    an auxiliary input coupled to the processor and adapted to receive a binary signal;

    a first routine stored in the memory and adapted to be executed on the processor to cause the emergency shutdown test procedure to be performed in response to the receipt of the binary signal at the auxiliary input; and

    a second routine stored in the memory and adapted to be executed on the processor to acquire data from a sensor and to cause the data to be stored in the memory, during the emergency shutdown test.

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