Siemens TRI-D | Siemens Dual Interface Module for Fire Alarm Systems

Description The Siemens TRI-D Dual Interface Module provides two independent addressable inputs for monitoring contact-type devices within Siemens fire alarm systems. Technical Specifications Condition New/Never Used Surplus Brand Siemens Category Fire Detection Part Number TRI-D Subcategory Interface Modules Function Dual addressable input module Inputs Supported Two supervised dry-contact devices Communication Addressable signaling to Siemens control panels Application Monitoring pull stations, waterflow, supervisory, and contact devices Installation Standard electrical box mounting Termination Screw terminal connections Power Source Panel-supplied via signaling line circuit Status Indication Panel-based addressable reporting Standards UL Listed, NFPA compliant Operating Environment Indoor, commercial, and industrial facilities Board/Enclosure Compact module design Maintenance Periodic inspection and testing recommended Weight 0.4 lb (approx.) Information About TRI-D The TRI-D is a dual input module in Siemens’ addressable device family, designed to connect and supervise two independent dry-contact devices. It communicates directly with Siemens intelligent control panels, ensuring accurate event reporting and system integration. The module is built to mount within standard electrical enclosures and includes wiring terminals for ease of installation. With its dual-channel capability, the TRI-D reduces space and wiring requirements while providing flexible monitoring of field devices in commercial and industrial fire detection systems. Key Features: Dual Input Channels: Supports two addressable contact-type devices on a single module. Addressable Communication: Interfaces directly with Siemens intelligent fire alarm control panels. Space-Saving Design: Consolidates two inputs into one device, reducing panel and wiring demand. Supervised Monitoring: Provides continuous supervision of connected dry-contact circuits. Flexible Applications: Compatible with pull stations, waterflow devices, and supervisory switches. Easy Installation: Fits into standard electrical boxes with accessible terminal connections. UL Listed Compliance: Meets fire safety standards for use in critical environments. The TRI-D delivers the reliability and precision required for integrating multiple monitored devices into Siemens fire alarm systems.