FEATURES

• Module for control of the second door in video door entry systems through RS485
• In case of connecting the module to the BD-557 video door phone the BD-559 converter will be necessary
• Lock output NA
• NC blocking output
• Opening button, door status
• Card slip entry (requires card reader and unlocking)
• Storage of up to 5000 cards
• Clock setting
• RTC time protection in interruption
• Report of card number, access, alarm
• 12V DC power
• Dimensions: 58 x 51 x 24.5 mm