CMC-4 HMI Console

The CMC-4 HMI unit provides a means of siren control and supervision for a single or multiple superior range siren system via its RS485 communication interface.


  • Control of up to 4 alarm signals & 2 pre-recorded messages via its keypad and integral 2 line 16 character LCD backlit module.
  • Microphone input connector for live voice or record & play voice messages.
  • Silent test activation facility and results displayed via its LCD module.
  • Power for the unit is provided by the RS485 interface.
  • Magnetic coded switch to enable signal and voice activation functions.
  • May be linked via a bi-directional radio link to the siren controller instead of a hardwire link.
  • Can be located in the siren control panel or on a convenient wall location.
  • All configuration information is stored in
  • non-volatile memory.