LCN 4310ME SENTRONIC is a heavy duty, electrically controlled closer/holder designed to provide infinitely adjustable hold-open for fire and smoke barrier doors. Door is held open until current interruption releases mechanism and the door closes. SIngle lever (track) arm closer is specifically designed for interior doors. Choice of finishes, cylinder functions, and installation accessories meet virtually all life safety requirements.
- Functions as full rack and pinion door closer when hold-open is not
engaged or current is interrupted with Swing-Free arm engaged.
- Swing-Free arm allows door to be moved without door closer resistance
- Built-in On/Off switch controls hold-open function.
- Concealed or exposed electrical connections.
- Interfaces with alarm systems. Consult factory for full details.