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Cable Routing

In the interest of safety and longevity, one cannot simply route electrical power and signal cables randomly between diﬀerent locations.

There is much to be said for neatness of assembly in electrical signal wiring. Even though the electrons don’t “care”

Up until this point, we have explored various types of instrumentation diagram, each one making reference to diﬀerent instruments by

Process alarm switches may be used to trigger a special type of indicator device known as an annunciator. An annunciator