STI SS-2406EX - Manual (Page 2)

• This enclosure is rated to protect signaling appliances indoors and in areas of indirect weather
exposure. The cover may be used outdoors only with devices also suitable for outdoor use.
• When covering fire-signaling appliances with this enclosure, some light and sound loss
occurs. Please follow these guidelines listed during installation.
• Voice speaker appliance: No spacing adjustment is required for 0.5W, 1.0W and 2.0W
appliances.
• Refer to the appliance manufacturer's candela rating. Multiply this number by the light loss
value from the chart below to determine the new candela rating. Use this number and refer
to the notification layout table of NFPA 72 for proper device locations.
• The use of this cover on audible devices decreases the sound output by 6dB(A). Actual sound
level output should be checked after installation to determine if adequate sound levels exist.
Refer to the notification layout table of NFPA 72 for proper device locations.
Performance Review - LIGHT DERATING FACTOR
ADT SECURITY ADTG1-V SERIES 40% 34% HONEYWELL XLS202 SERIES 40% 34%
AMSECO SL24W-153075 22% 37% HONEYWELL XLSG1-HV SERIES 40% 34%
AMSECO – COLORED LENSES SL24W-153075 A, B, G, OR R 47% 26% HONEYWELL XLSG1-HOV SERIES 40% 34%
AMSECO – COLORED LENSES SL24C-3075110 A, B, G, OR R 47% 26% MIRCOM FS-240 47% 26%
AMSECO – COLORED LENSES CSL24W-A, B, G, OR R 47% 26% MIRCOM MS SERIES 43% 45%
AMSECO – COLORED LENSES CSL24C-A, B, G, OR R 47% 26% MIRCOM MG1-V SERIES 40% 34%
DETECTION SYSTEMS GES24 SERIES - 31% MIRCOM MG1-HV SERIES 40% 34%
DETECTION SYSTEMS GES24-15/75 - - MIRCOM MG1-HOV SERIES 40% 34%
EST / EDWARDS 2440S SERIES 43% 45% MIRTONE MG1-V SERIES 43% 45%
EST / EDWARDS 202 SERIES 43% 45% NATIONAL TIME & SIGNAL GES24 SERIES - 31%
EST / EDWARDS G1-V SERIES 40% 34% NATIONAL TIME & SIGNAL GES24-15/75 - -
EST / EDWARDS G1-HV SERIES 40% 34% POTTER ELECTRIC AS-24-153075R 47% 26%
EST / EDWARDS G1-HOV SERIES 40% 34% POTTER ELECTRIC AS-24-153075W 47% 26%
EST / EDWARDS EG1-V SERIES 40% 34% SECUTRON GES24 SERIES - 31%
EST / EDWARDS EG1-HV SERIES 40% 34% SECUTRON GES24-15/75 - -
EST / EDWARDS EG1-HOV SERIES 40% 34% SIEMENS 202- SERIES 43% 45%
FARADAY LLC 2700 - 57% SIEMENS G1-V SERIES 40% 34%
GENTEX GES24 SERIES - 31% SIEMENS U-MCS SERIES - -
GENTEX GES24-15/75 - - SYSTEM SENSOR SS24110ADA 46% 37%
HARRINGTON SIGNAL GES24 SERIES - 31% SYSTEM SENSOR P2, PC2, P4, PC4, SX, SC 53% 61%
HARRINGTON SIGNAL GES24-15/75 - - WHEELOCK RSS-24MCW - -
HONEYWELL XLSG1-V SERIES 43% 45% ZITON PTY LTD ZG1-V SERIES 40% 34%
MANUFACTURER SERIES STI-1210 STI-1221/1221A4X MANUFACTURER SERIES STI-1210 STI-1221/1221A4X
STI-1210 Series Sound Derating Factor
System Sensor P2, PC2, P4, PC4, SX, SC series models: 6.7 dBA
General: 6 dBA
STI Generic Light Loss Value
STI-1210 Series: 53%; STI-1221 Series: 61%
SAFETY TECHNOLOGY INTERNATIONAL, INC. • 2306 AIRPORT ROAD • WATERFORD • MICHIGAN 48327-1209 • PHONE: 248-673-9898 • FAX: 248-673-1246 • INFO @ www.sti-usa.com
UL INSTALLATION REQUIREMENTS
STI-1210 / STI-1221 SERIES
04/2006
CAUTION: