Featured is a passive infrared intrusion detector designed in a ceiling-mounted style. The detector employs low-noise dual-element pyro-sensor and pulse counting PIR detection circuitry. These features provide substantial immunity to false alarms caused by the environmental substances.

• Passive infrared intrusion detector.
• Plain color design in solid white.
• Alternate polarity signal processing.
• Employ low-noise dual-element pyro-sensor and pulse counting PIR detection circuitry.
• Security logics are integrated in the MCU device.
• Designed in a ceiling-mounted style.
• Surface-mounted component technology, greater EMI and RFI immunity.
• Normally Close (N.C.) or Normally Open (N.O.) for alarm output.
• Contemporary and simplistic design that blends into any decor easily.
• Provide substantial immunity to false alarms caused by the environmental substances.