🧰 Technical specifications
• Model: DHI-ARD1233-W2(868)
• Type: Wireless PIR detector
• Detection mode: PIR
• Sensor: Dual-element low-noise PIR sensor
• Detection range: 12 m
• Detection angle: 90°
• Recommended installation height: 2.2 m
• Detection speed: 0.3 m/s – 3 m/s
• Pet immunity: Up to 18 kg
• White light resistance: 2000 lx
• Sensitivity: 3 adjustable levels
• Indicator light: 1 × Green alarm indicator
• Button: 1 × Power button
• Tamper alarm: Yes
• Low battery alarm: Yes
• Signal strength detection: Yes
• Test mode: Yes
• Temperature monitoring: Yes
• Remote upgrade: Cloud update
• Wireless frequency: 868.0 MHz – 868.6 MHz
• Transmitter power (EIRP): ≤25 mW
• Communication distance: Up to 1600 m in open space
• Communication mechanism: Two-way communication
• Encryption: AES128
• Frequency hopping: Yes
• Power supply: 1 × CR123A battery
• Battery life: Up to 4 years
• Power consumption: Max. 120 mW
• Temperature measurement range: -15°C to +65°C
• Temperature measurement accuracy: ±1°C
• Temperature resolution: 1°C
• Operating temperature: -10°C to +55°C
• Operating humidity: 10%–90% RH
• Installation: Wall mount
• Casing material: PC + ABS
• Dimensions: 104 × 60 × 50 mm
• Net weight: 100 g
• Gross weight: 170 g
• Certifications: CE, EN50131 Grade 2, Environmental Class II
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