DHI-ARD2631E-W2(915) Dahua Wireless External Curtain PIR Motion Detector
DHI-ARD2631E-W2(915) is a wireless external curtain motion detector combining dual PIR and microwave sensing. Its narrow 8° horizontal curtain beam provides an adjustable 5-12 m detection range for focused coverage of windows, doorways and access points.
Designed for indoor or outdoor wall mounting, the detector has IP65 protection, anti-masking and tamper alarm functions. It operates in the 915.0-928.0 MHz band, uses two CR123A batteries and supports pet immunity for animals weighing approximately 18 kg when installed at a height of 2.4 m.
Key Features
- Microwave trajectory tracking analyses target distance, velocity and angle to reduce non-target movement interference
- Three adjustable sensitivity levels support application-specific detection settings
- Cloud-based OTA updating supports remote device maintenance
- AES128 encryption and frequency hopping protect two-way wireless communication
- Back-to-back installation creates bidirectional curtain zones along both sides of doors and windows
24 MONTHS
- Product Type:
- Alarm Sensor
- Catalogue Family:
- ALARM SENSOR
- Wiring:
- Wireless
- Device Type:
- PIR - CURTAIN/ANTI MASK/PET FRIENDLY
- Technology:
- DUAL
- Colour:
- White
- Indoor/Outdoor:
- INDOOR/OUTDOOR
- Pet Friendly Size:
- 18KG
- Detection Range:
- 12M
- Tamper Alarm:
- WITH WIRELESS TAMPER ALARM
- Mounting:
- Wall Mount
- IP Rating:
- IP65
- Installation Height:
- 2-2.4M
- Frequency:
- 915.0 MHz - 928.0 MHz
- Power:
- 2xCR123A
