One can be normally closed and the other one is opened or it can be normally open and the other one closed.
Spdt door contact.
When there is.
What do spst spdt dpst and dpdt mean.
Dp switches control two independent circuits and act like two identical switches that are mechanically linked.
Sp and dp refer to single pole and double pole st and dt refer to single throw and double throw.
Sp switches control only one electrical circuit.
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So basically you can see the spdt relay as a way of switching between 2 circuits.
Gap size closed loop spdt dpdt varies with model.
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The 1078 series steel door contacts are designed specifically for use in the steel doors commonly found in commercial building applications.
The unique housing design features a rugged unibody construction with flexible ribbed sides for quick installs.
It has one common terminal and 2 contacts in 2 different configurations.
1076 n 1 spdt steel door contact white new 2 from 60 37 free shipping.
Diameter 1 2 in or 1 in.
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Pole refers to the number of circuits controlled by the switch.
Recessed steel door magnetic contact with wire leads 1 in.
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The unique housing design features a rugged unibody construction with flexible ribbed.