1.The buffer room interlock system allows only one door to be opened at atime (supports up to four doors).
2.lf any door remains open for more than 10 seconds, a continuous buzzeralarm will be activated.
3.In normal operating mode, the indicator lights beside each door displaygreen, and each door lock is in the unlocked state. When the opposite dooris opened, the current door will lock. After the current door is opened, theopposite door will be locked.
4.A red indicator light means passage is prohibited; a green indicator lightmeans the door is in the unlocked state.
5.lf a door is opened and forgotten to be closed, the system will automaticallyunlock all doors after 300 seconds.