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What is an Interlock? | Different Types of Interlocks - AutomationForum What is an electrical equipment interlock and why interlock is required? The electrical interlocking is done to make sure that the equipment is safe, the electrical interlock is mostly used for substations and they are also used in many industries for the safety of industrial purposes The isolators and switch gears are the protective devices that would provide proper and smooth operation of
what is an interlock? | Automation Control Engineering Forum An interlock is a condition or series of conditions that must be met to allow an operation or process to continue Examples are numerous, but some general examples include: shield interlock- the machine cannot run unless all the safety shields are closed flow interlock - the operation cannot continue unless the coolant flow is adequate pressure interlock - the operation cannot start unless
process interlock and safety interlock?? the difference? I want to understand the difference between process interlock and safety interlock as i came to know that process interlock is configured in dcs, while the safety interlock at Plant shuddown system what is the core difference?
Interlock test procedures | Automation Control Engineering Forum I am looking at developing a standard methodology for developing interlock test procedures for safety critical systems for where I work We have a number of systems that use dangerous chemicals and we need to have a standard methodology for how we develop these procedures I have looked
Interlock, TRUE or FALSE | Automation Control Engineering Forum For safety interlocks, the interlock should be True or a "1" if allowed to advance or to permit the action that is interlocked This way if you lose power in the interlock, you are not allowed to advance (e g failsafe) It is always better to indicate a safe state with positive logic Most every time I have seen where reverse or negative logic is used, particularly is mixed with positive