Edwards EST SIGA-H2D SF 02/01 EST Portable Fire Alarm Telephone

EST Portable Fire Alarm Telephone Handsets and Wall Receptacles allow the fire fighters to communicate with the fire command center

changeover (form C) contacts that change state when the detector signals an alarm

allowing for a greater number of appliances on the notification appliance circuit and fewer power supplies

This allows an installer to pre-wire bases (included with heads)

Alarm settings can be easily adjusted using the rotary decimal switches inside the pull box

Edwards EST SIGA-H2D SF 02/01 EST Portable Fire Alarm TelephoneThe SIGA H2D is a dual reporting heat detector that features a fixed 135 F (57. 2 C) Alarm threshold plus a separate programmable Emergency threshold: Fixed temperature reporting generates an Alarm condition when the devices 135 F (57. 2 C) is reached; Emergency reporting can be used to report elevated temperatures in evacuation elevator lobbies and machine rooms, as well as heat warnings and freeze warnings for areas that are sensitive to temperature