Description: Main functions:
1) Control the shutter up ,down and stop with manual operation;
2) Supply upper(optional), middle and bottom shutter
door position status signal output;
3) With button
lock function in button control circuit in avoiding somebody without fixed duties makes bold to operate ( unless in
fire alarm status) ;
4) Has automatic overloading, short circuit, phase-drop and phase sequence disorder protective function.
5) With
LED displaying up, down, power,
fire alarm and fault( phase-drop / false phase);
6) Make a sound like
fire engine alarm once receive the
alarm signal from detector;
7) Can receive linkage signal of switching value (self-locked) or DC 24V voltage from
fire control center;
8) With two modes of repeated automatic uplift to the effect that people flee to their lives and help salvaging important materials. During the shutter drop secondarily from middle: 1. press any button(up,down and stop), the shutter will uplift automatically for a while at first, then drop down to ground automatically; 2. press any button after the shutter finish dropping, the shutter will uplift to middle automatically and stay for a period of adjustable time, then drop to ground again;
11) Two optional modes of
fire automatic running:
a) J0 short circuit: The shutter starts he first drop as soon as receive smoke detector signal or the first signal from
fire control centre, it drops to ground automatically after mid-position pausing time . During the course if receiving temperature detector signal or the second
| Place of Origin: | China(Mainland) |
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| Model No. : | OKF |