Ajax Curtain Outdoor

🌐 General Information

• Type: wireless "curtain" motion detector suitable for outdoor use (and reasonably for indoor use too)

• Detection range: up to 3.8–11.9 m depending on mounting height

• Field of view: horizontal ~8°; vertical ~85° at a higher mounting height (~2.4 m), or ~15° at a lower mounting height (~1 m)

🛡 Detection Technology

• Dual PIR + K-band microwave: the alarm is triggered only when both infrared sensors and the microwave sensor detect motion

• SmartDetect & temperature compensation: improves detection performance even outdoors, detecting human movement while ignoring noise, animals, plants and thermal interference

🐾 Pet-Friendly

• Pet immunity mode: ignores animals and small objects up to ~1 m in height (adjustable with a wing nut), depending on the setup

🧱 Tamper and Anti-Masking Protection

• Anti-masking: detects when the detector is covered, obstructed or masked; activates after a delay

• Tamper button: reports any attempt to open or remove the device .

📶 Communication and Security

• Protocol: Ajax Jeweller, two-way AES encryption, frequency hopping, alarm delivery time < 0.15 s; range up to 1,700 m in open space

• Tooltip & remote configuration: detector sensitivity, detection range and pet mode can be adjusted via the mobile app

🔋 Power and Battery Life

• Battery: 2 × CR123A (3 V), pre-installed, lasts up to approx. 3 years

• Power interface: no external power option, battery only.

🌦 Enclosure and Environmental Conditions

• Protection rating: IP55, resistant to dust and driving rain

• Operating temperature: –25 °C … +60 °C; humidity up to 95%

🔧 Physical Specifications and Installation

• Dimensions: approx. 141 × 50 × 72 mm (without mount), up to 155 × 77 × 85 mm with rain hood

• Weight: ~322 g

• Installation: using the SmartBracket or a corner mount, recommended height ~2.4 m; QR code for pairing with the Ajax app