Class 2 division 2 exit signs are installed at locations where combustible dust particles are present in the air at such concentratations to become an explosion risk. Division 2 means the condition of the specific area, where dust is an abnormal part of daily operation, such as an accidental spillage. These locations can include feed mills, coal plants and plastic manufacturing facilities.
Class 2 div 2 exit signs are made with die-cast aluminum housings that are fully-gasketed to keep flammable gases from entering the internal circuitry. The 'exit' lettering is protected by a clear shatter-proof polycarbonate lense and all fastening hardware is stainless steel.
This exit sign comes in red and green LEDs (Light Emitting Diodes) which only consume 5 watts of electricity.
Nickel Cadmium (NiCad) battery provides 90 minutes of emergency lighting with an expected shelf-life of 5-7 years.
AC-only models are battery-less and are for facilites with centralized emergency battery units.
PARTS - Three-year warranty on parts
BATTERY - Five-year for nickel cadmium
Periodic maintenance must be performed at monthly and yearly intervals if the self-diagnostic option is waived. This ensures the battery and lamps will work properly during a power outage or other emergency.
8-10 year expected shelf life. Replacement components are available.
Self-Diagnostic - This option greatly reduces the need for manual maintenance. An LED display gives constant status reports on the unit.