5500 Series Cylindrical Locksets - Page 7

A member of the Yale Security Group

Dormitory Lock

• Deadlocking latchbolt.
• Either knob operates latchbolt (except when outside knob is locked by inside push-button or key in outside knob). Inside knob always active.
• When locked by button, the button automatically releases when inside knob is turned or door is closed.
• When locked by key, the automatic release is made inoperative and must be manually unlocked by key.

Classroom Lock with Hold Back

• For classroom and utility doors.
• Deadlocking latchbolt.
• Either knob operates latchbolt (except when outside knob is locked by key).
• Inside knob always active.
• Latch hold back is actuated by rotating outside knob counterclockwise until latchbolt is fully retracted. While knob is held in position, key is rotated and with drawn. 1/2" (25mm) bolt throw only.
• Not suitable for fire door application.

Privacy Lock

• For lavatory or other privacy doors.
• Either knob operates latchbolt (except when outside knob is locked by inside push-button).
• Button automatically releases by turning inside knob or closing door.
• Door can be unlocked, when necessary, by operating outside turnbutton.
• No emergency key required.
• Inside knob always active.

Exit Latch

• For twin communicating or exit door where one-side operation is required.
• For use when space is limited between door and switch panel.
• Deadlocking latchbolt.
• One knob operation.
• Blank rose.
• Should be used where rooms have more than one entrance.

Utility, Asylum or Institutional Lock

• Latchbolt operated by key in knob from either side.
• Deadlocking latchbolt.
• both knobs always rigid.

Dummy Trim

• For non-operational knobs used for decorative trim