Home Alarm Systems near Dublin 14 & Discover Local Offers in Ireland

Dahua Wireless Alarm PIR ARD1233-W2(868) Wireless input expander > Six types of alarm: intrusion, medical, fire, emergency, gas, and tamper.  > NC and NO are available for alarm inputs (NO by default).  > Signal strength detection.  > Low battery alarm.  > Temperature monitoring.  > Frequency hopping function and two-way communication technology ensure communication stability.  > Cloud update and automatic recovery from update failure. Specifications: Port Indicator Light 1 × green alarm indicator Button 1 × power button Function Tamper Alarm Yes Remote Upgrade Cloud update Search Signal strength detection Test Mode Yes Low Battery Alarm Yes Wireless Carrier Frequency 868.0 MHz–868.6 MHz Communication Distance Up to 1,600 m (5,249.34 ft) in an open space Communication Mechanism Two-way Encryption Mode AES128 Frequency Hopping Yes General Power Supply CR123A battery Power Consumption Max. 120 mW Operating Temperature –10 °C to +55 °C (+14 °F to +131 °F) (indoor) Operating Humidity 10%–90% (RH). Dimensions 104.0 mm × 60.0 mm × 50.0 mm (4.09" × 2.36" × 1.97") (L × W × H) Package Dimensions 135.0 mm × 98.5 mm × 56.8 mm (5.31" × 3.88" × 2.24") (L × W × H) Installation Mode Wall mount Net Weight 100 g (0.22 lb) Gross Weight 170 g (0.37 lb) Certifications CE EN 50131-1:2006+A1:2009+A2:2017+A3:2020 EN 50131-2-2:2017 EN 50131-6:2017 EN 50131-5-3:2017 Security Grade 2 Environmental Class II Battery Life 4 years Casing PC + ABS Temperature Measuring Range –15 °C to +65 °C (+18.8 °F to +149 °F) (indoor) Measuring Precision ± 1 °C (±

Dahua Wireless Alarm Dual Tech PIR ARD2231-W2(868) > Pet immunity function.  > Auto temperature compensation.  > 3-level sensitivity adjustment.  > Displays the temperature of the surrounding environment and supports the overheating alarm.  > Frequency hopping and two-way communication technology ensure that communication is stable.  > Supports cloud update and automatically restores when cloud update fails.  > PIR and microwave motion detection.  > Supports jamming detection and communication encryption. Specifications: Function Indicator Light 1 × green alarm indicator Button 1 × power switch Remote Update Cloud update Low Battery Detection Yes Tamper Yes Measuring Range (Temperature) Indoor: –15 °C to +65 °C (+5 °F to +149 °F) Measuring Accuracy ±1 °C (±1.8 °F) Technical Sensor Dual-element low-noise PIR sensor, microwave sensor Detection Mode PIR + Microwave Sensitivity 3 levels adjustable Detection Range 12 m (39.37 ft) (90°) with installation height of 2.2 m (7.21 ft) Detection Speed 0.3 m/s–3 m/s (0.98 ft/s–9.84 ft/s) Microwave Frequency 24 G Pet Immunity Level ≤ 18 kg (39.68 lb), height < 50 cm (19.68 ft) White Light Resistance Level 2000 lux Two-way Digital Temperature Compensation Yes, no attenuation of detection distance in high temperature. Test Mode Yes Operating Current 11 uA Alarm Current 71 mA Wireless Carrier Frequency 868.0 MHz–868.6 MHz Communication Mechanism Two-way Communication Distance Up to 1,600 m (5,249.34 ft) in an open space Encryption Mode AES128 Frequency Hopping Yes General Power Supply CR123A × 1