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“ nightlatch vs storeroom ”

RELATED FAQS

Resolution: Classroom, Nightlatch, Storeroom:

What locks are always locked on the outside?

Resolution: The storeroom lock function is described as follows: Latch bolt operated by key from outside or by operating inside lever. Outside lever is always inoperative. The following are storeroom functi...:

What is the Lock Modes/States for Apartment Function?

Resolution: AD Series UI Matrix:

Explain the MA581 function

Resolution: MA581 operation: Latchbolt operated by key from outside or by operating inside knob/lever. Outside knob/lever is always inoperative. Auxiliary latch deadlocks latchbolt when door is locked.:

How do I change the function of the Von Duprin 7500 mortise lock from Lever ( classroom ) to NL ( night latch )?

Resolution: To convert the Von Duprin 9975L to 9975NL exit function follow these steps (Note: the mortise lock is shipped as Night Latch from the factory): Turn the NL screw on 7500 mortise lock counter clo...:

Why can't I order an AD-Series or CO-Series mortise deadbolt with a classroom/storeroom (70) function

Resolution: * NOTE: the AD300/400 devices simply communicate the change in Deadbolt Position status to the Host software. The software then decides what action should or should not be taken at the device. :