Siemens (BI-35) Interface module

The Siemens BI-35 Interface Module is a critical component for advanced fire alarm and detection systems, providing seamless communication and signal translation between different circuits and panels. Designed for professional installers working in complex commercial and institutional environments, this interface module enables precise signal monitoring, supervision, and relay functionality across addressable fire alarm networks.

Engineered for reliability in high-stakes environments like healthcare facilities, educational campuses, and commercial office complexes, the BI-35 integrates sophisticated signaling capabilities with robust electrical performance. Its compact design allows for flexible mounting within fire alarm control panels, HVAC interfaces, and auxiliary monitoring systems, ensuring comprehensive life safety infrastructure.

Key Features

• High-precision signal translation between disparate fire alarm circuit types
• Compatible with most addressable Siemens fire detection panels and systems
• Supervised input and output circuits with comprehensive fault monitoring
• Low-voltage operation minimizing electrical interference and power consumption
• Compact form factor facilitating streamlined panel integration
• UL Listed and compliant with NFPA 72 commercial fire alarm standards

Specifications

• Input Voltage: 24VDC nominal
• Operating Temperature Range: 32°F to 120°F
• Regulatory Compliance: UL 268, UL 464, NFPA 72
• Module Dimensions: Approximately 5″ x 3″ x 1.5″

Professional fire alarm technicians will appreciate the BI-35’s versatility across multiple installation scenarios, including smoke detection networks, elevator recall systems, HVAC shutdown circuits, and auxiliary notification platforms. Its reliable performance ensures critical communication pathways remain intact during emergency detection and response sequences.

For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com