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FAQ

What actuation mechanism and housing construction are used in the HM-MCP-GLASS?

Answer:
The call point utilizes a frangible break-glass element set in a flame-red (RAL 3001) PC/ABS thermoplastic enclosure. It includes rear rotary decade address switches, a plug-and-play terminal block, and an LED that blinks during panel polling and turns continuous red on alarm.

The HM-MCP-GLASS provides positive manual alarm initiation with several specific design features:

  • Actuation Type: Uses a frangible glass element that mechanically releases an internal microswitch upon breakage to trigger an immediate fire signal.
  • Enclosure Material: Molded from flame-retardant PC/ABS thermoplastic finished in safety red (RAL 3001).
  • Rotary Addressing: Address configuration is set via dual rotary decade switches on the rear of the unit prior to mounting, eliminating the need for handheld programming tools.
  • Plug-and-Play Wiring: Employs a detachable terminal connector block that allows field cabling and loop continuity checks before mounting the call point head assembly.
  • LED Status Indicator: The panel-driven integral LED blinks red when polled during routine supervisory cycles and latches solid red when the call point is triggered.
  • Maintenance Testing: Routine inspections can be performed without breaking the glass element by inserting a dedicated test key into the bottom slot to drop the glass carriage.