MGC Manuals & User Guides

MGC (Mircom Group of Companies) is a leading global provider of intelligent building solutions. The brand specializes in the design, manufacture, and distribution of fire detection and alarm systems, voice evacuation, and emergency communication technologies. MGC’s product portfolio includes sophisticated network remote annunciators, such as the RAXN series, and robust weather-protected speakers and strobes designed for challenging outdoor environments.

Headquartered in North America, MGC serves the commercial, industrial, and residential sectors with products that meet rigorous safety standards including UL and ULC listings. Their systems are engineered for scalability and reliability, ensuring occupant safety in diverse facilities ranging from apartment complexes to large-scale industrial plants.

• How do I set the address on the MGC RAXN-4000LCDGC annunciator?

  Each unit must be assigned a unique address using the SW4 (ones) and SW5 (tens) dials located on the back of the device. The valid address range is typically 33 to 39.

• Are MGC SPP series speakers suitable for outdoor use?

  Yes, the SPP-204-WP series are weather-protected speakers designed for outdoor use in wet locations, with an operating temperature range of -40°C to 66°C.

• How do I remove the cover from an MGC wall speaker?

  Remove the nameplate and the securing screw, then insert a flathead screwdriver into the slot between the device and the mounting plate and rotate to detach the cover.

• What kind of wire should be used for RS-485 communication on MGC annunciators?

  MGC recommends using 18-22 AWG unshielded twisted pair cable for RS-485 wiring, with a maximum run of 4000 feet between the first and last node.