1. Intruders passing through the barrier break the beams and trigger an alarmcontact, causing their presence to be detected without their knowledge.
入侵者通过屏障时会干扰红外光束，从而触发警报接触，使得他们被发现，而自己却不知情。
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2. When the secured door is forced open, the unit recognizes the intrusion violation and responds by activating an alarmcontact and sounding the alarm continuously until it is reset.
3. An optional alarm output contact transfer provides remote signaling capability (24 VAC, 1a).
任意警报产品联络调动提供遥远的信号能力(24VAC,1A)。
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4. Press alarm button or use any other telecommunication means to contact property management personnel or other related department.
使用紧急通话装置或其它通讯工具与物业电梯管理员或外界取得联系。
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5. I want to buy auto Alarm Systems, please and contact us.
我们需要购买汽车报警器，请尽快与我们联系。
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6. Application: it's applied to break or contact fire fighting alarm system by remote control for electric circuit, it's also available for remote trip by pressing emergency stop button.
应用：可对电气线路遥控断开、联络消防报警系统，也可以通过急停按钮遥控脱扣。
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7. Application: it's applied to break or contact fire fighting alarm system by remote control for electric circuit, it's also available for remote trip by pressing emergency stop button.
