Wheelock MT-12/24-R S/F 11/09 helping it meet NFPA and

helping it meet NFPA and ANSI requirements

In a normal standby condition

ALARM SILENCE

The connections for the external power supply and the communication loop are isolated to prevent electrical interaction between them

Detector interconnection provides signaling of up to 50 other detectors in the loop for multiple fan shut down

Wheelock MT-12/24-R S/F 11/09 helping it meet NFPA andThe Wheelock MT multitone horns and horn strobes offer a choice of eight (8) nationally and internationally recognized alerting sounds: Horn, Bell, March Time Horn, Code 3 Tone, Code 3 Horn, Slow Whoop, Siren or Hi Lo Tone. The Code 3 Horn and tone patterns are engineered to comply with NFPA ANSI Temporal Pattern specifications without requiring additional equipment. With MT horns and horn strobes, one alarm appliance meets most of your signaling