BCS ASM Expansion Module for Multi-Family Video Door Stations

The BCS ASM Expansion Module extends the functionality of BCS multi-family video door stations with an additional relay output, exit button input, and door status sensor input. Its RS-485 interface ensures reliable communication for access control and monitoring in residential buildings.

Advantages

This module provides flexible integration with normally open or normally closed contacts, supporting a wide range of door locks and sensors. Low power consumption and a compact design allow for installation inside the door station enclosure, maintaining a clean appearance.

Suitable for

• Apartment buildings with BCS video door stations
• Access control systems requiring extra relay outputs
• Monitoring door status and exit buttons
• Indoor installations with 12V DC power from the door station

Key specifications

• 1 relay output (NO/NC, max 30V DC / 1A)
• 1 exit button input (NO)
• 1 door status sensor input (NO/NC)
• RS-485 communication interface
• Power supply: 12V DC from door station, consumption <1W
• Operating temperature: -30°C to +70°C
• Humidity: 10% to 90% RH non-condensing
• Material: PCB with electronic components

Recommendations

For seamless integration, verify compatibility with your BCS door station model and ensure the relay load does not exceed 30V DC / 1A. Professional installation by a qualified technician is recommended.