The AJAX MotionProtect Curtain is a wireless indoor curtain-type motion detector that protects windows, doors, and narrow zones.
Power & Battery
• Battery Life: Up to 5 years (CR123A, pre-installed)
• Operating Voltage: 2.1–3.3 V⎓ (nominal 3 V)
📡 Communication
• Protocol: Jeweller (encrypted two-way communication with anti-sabotage)
• Range: Up to 5,550 ft (open space)
🔎 Detection
• Sensors: 2 × PIR detectors
• Distance: Up to 19.7–49 ft (depending on mode)
• Angles: Horizontal 6°, Vertical 90°
• Speed Detection: From 1.0 to 6.6 ft/s
• Sensitivity: 3 levels
• Pet Immunity: Install upside down to reduce false alarms from pets
🛡️ Security Features
• Tamper Alarm: Alerts on removal from mounting surface
• Protection Against Spoofing: Device authentication
• Communication Loss Detection: After ~36 seconds
🌐 Environmental & Physical
• Protection Class: IP54
• Operating Temp: 14 °F to 104 °F (≈ –10 °C to +40 °C)
• Operating Humidity: Up to 75% (and certified up to 93% under UL/ULC)
• Dimensions: 5.28″ × 1.73″ × 1.34″ (with bracket)
• Weight: 4.16 oz