Description
The Siemens CMI-300 is a communication interface module designed to provide modem-based communication between Siemens MXL fire alarm systems and CXL or NCCNT WAN graphics systems. Installed on the MOM-4 motherboard, the module translates MXL communication signals into CXL modem signals, enabling reliable remote monitoring and system integration.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Siemens |
| Category |
Fire Alarm Systems |
| Part Number |
CMI-300 |
| Subcategory |
Fire Alarm Communication Interface Module |
| Product Type |
CXL/MXL Interface Module |
| Primary Function |
Modem communication interface |
| Compatible Fire Alarm System |
Siemens MXL |
| Host Board |
MOM-4 motherboard |
| Compatible Communication Boards |
MMB-1, MMB-2 |
| CXL Interface |
CXM-1 module |
| NCCNT WAN Interface |
HUB-4 module |
| Communication Method |
Modem-based serial communication |
| Installation |
Half-slot module for MOM-4 board |
| Application |
Fire alarm network communication and remote monitoring |
| Operating Environment |
Indoor commercial installations |
| Construction |
Industrial electronic communication module |
| Weight |
Approximately 0.5 lb (0.23 kg) |
Information About CMI-300
The CMI-300 is part of the Siemens MXL fire alarm communication platform, developed to extend network connectivity between legacy MXL control panels and centralized monitoring or graphics management systems. Installed in a half-slot position on the MOM-4 board, the module interfaces with MMB-1 or MMB-2 communication lines and converts system data for transmission over modem communication links. It supports integration with CXL systems through the CXM-1 interface module and with NCCNT WAN networks through the HUB-4 communication module, allowing centralized supervision of distributed fire alarm installations. Designed for commercial and institutional life safety systems, the CMI-300 provides dependable communication for remote system monitoring, diagnostics, and event reporting.
Key Features:
- MXL Communication Interface: Connects Siemens MXL fire alarm systems to external communication networks.
- Signal Translation: Converts MXL communication into CXL modem communication signals.
- MOM-4 Installation: Installs directly into a half-slot on the Siemens MOM-4 motherboard.
- MMB Compatibility: Interfaces with MMB-1 and MMB-2 communication lines.
- CXL System Support: Enables communication with Siemens CXL systems through the CXM-1 module.
- NCCNT WAN Integration: Supports centralized graphics systems using the HUB-4 interface.
- Remote System Monitoring: Provides reliable communication for off-site supervision and diagnostics.
- OEM Siemens Module: Designed for seamless integration with Siemens fire alarm architecture.
- Modular Design: Simplifies installation, maintenance, and future system expansion.
- Commercial Life Safety Application: Suitable for large distributed fire alarm installations.
- Reliable Data Transmission: Maintains dependable communication between connected systems.
- Industrial-Grade Construction: Built for continuous operation in mission-critical environments.
The CMI-300 delivers the reliability and precision required for communication and network integration in Siemens MXL fire alarm systems.
