Dahua 868 MHz wireless panic button with dual button and IP54 protection in black

Technical Specifications

• Dahua Wireless Panic Button for Triggering Alarms
• 2 buttons
• Accidental press prevention
• 1 multicolor LED indicator for pairing, communication, and operating status

Functionalities

• Signal strength detection
• Low battery detection
• Battery level display via the app
• Test mode
• Remote updates via the cloud
• Automatic recovery from failures during updates

Communication interface

• Two-way RF communication
• Carrier frequency from 868.0 MHz to 868.6 MHz
• Communication range of up to 1,200 m in open space
• AES128 encryption
• Frequency hopping

Power

• 1 CR2032 battery
• Battery life of up to 3 years with use twice a week
• Operating current: 28 mA

Environmental

• Indoor use
• Operating temperature: -10 °C to +55 °C
• Operating humidity: 10% to 90% RH
• IP54 protection

Physical Characteristics

• Color: Black
• PC + ABS housing
• Wall-mounted or portable use
• Dimensions: 55 × 36 × 14.2 mm
• Package dimensions: 95 × 59.5 × 30.5 mm
• Net weight: 18 g
• Gross weight: 48 g

Contents

• Dahua DAHUA-9284 Wireless Panic Button (DHI-ARD822-W2(868)-B)

Certifications and Standards

• CE
• EN 50131-1:2006+A1:2009+A2:2017+A3:2020
• EN 50131-3:2009
• EN 50131-6:2017
• EN 50131-5-3:2017
• Safety Level 2
• Environmental Class II