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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z | |
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Non-threaded A term applied to exhaust ports without internal threads to prevent connection. |
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NOR device A control device which has its output in the logical 1 state if and only if all the control signals assume the logical 0 state. |
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Normally closed (electrical) The state of the output or switch is ON (passing current) with no external influence. |
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Normally closed (fluid power) -often referred to as normally not passing The state of the output or valve is OFF with no external influence. |
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Normally open (electrical) The state of the output or switch is OFF (not passing current) with no external influence. |
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Normally open (fluid power) -often referred to as normally passing The state of the output or valve is ON with no external influence. |
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NOT device A control device which has its output in the logical 1 state if and only if the control signal assume the logical 0 state. The NOT device is a single input NOR device. |
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