Switch_Relay Nomenclature
Normally-open (NO) contacts connect the circuit when the relay is activated; the circuit is disconnected when the relay is inactive. It is also called a Form A contact or "make" contact.
Normally-...
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What is a Door Position Switch (DPS) for a Chexit device?
A Door Position Switch is a switch and magnet mounted on the door and frame that monitors the door status. If door is held open beyond rearm time or if door is forced open, alarm will s...
Schlage Commercial » Exit Devices » Touch Bar » 98/99 Series » Von Duprin | Schlage Commercial » System Components » Door Position Switch » 670 Series » Schlage Electronics | Schlage Commercial » System Components » Door Position Switch » 7700 Series » Schlage Electronics
What is the MS 7766
Surface mount DPS.LINK 7766...
Schlage Commercial » System Components » Door Position Switch » 7700 Series » Schlage Electronics
What is the model 7764
This is a mortise style door position switch. Link 7764...
Schlage Commercial » System Components » Door Position Switch » 7700 Series » Schlage Electronics
Does Von Duprin still sell magnetic switches?
Von Duprin has not sold magnetic switches since 1999....
Schlage Commercial » System Components » Door Position Switch » 670 Series » Schlage Electronics | Schlage Commercial » System Components » Door Position Switch » 7700 Series » Schlage Electronics