Product Name: Normally open fire door controller Product type: DCT-C2 Products: the controller body, accessory kit. Product characteristics: normally open fire door controller and the electromagnetic door stopper releaser component normally open fire door control device, application In fire control center only provides the linkage signal (not supplied power control) or no fire center need to set the fire Independent system formed disaster detector. Technical parameters: 1, input voltage selection: DC24V or AC220V/50HZ output voltage: DC24V~30V 2, can be connected with fire detectors and fire center, and has the function of automatic resetting fire detector, Acceptable by fire or fire or near the host module of fire fighting equipment (such as sirens)provides fire protection Fire alarm linkage signal, fire linkage signal may be passive or active level signal contact signal. 3, a power indicating lamp and alarm test button, click the test button to simulate fire alarm,fire alarm Indicator lights up, left, right door closed order. 4, with output short circuit automatic protection function. Basic function: with electromagnetic door stopper releaser combination, make the fire doors to keep the normally open state, and fire linkage. Working way: usually access DC24V or AC220V, by FMK-2D normally open fire door controller into.The DC24V output to the electromagnetic door stopper, the fire doors closed and main tain the normally open state, when the fire controller.Receiving fire linkage signal or smoke temperature signal, the left, the right door respectively power (delay 6 Seconds), fire door sequential release off, at the same time controller feedback power release signal. Installation: can be installed on wall or placed in weak well, ceiling.Related products can match: fireproof door electromagnetic door stopper releaser, alarm,temperature and smoke. Product Name: Normally open fire door controller Product type: DCT-C2 Products: the controller body, accessory kit. Product characteristics: normally open fire door controller and the electromagnetic door stopper releaser component normally open fire door control device, application In fire control center only provides the linkage signal (not supplied power control) or no fire center need to set the fire Independent system formed disaster detector. 根据出口标准定制生产