Mallory Sonalert Products Inc. Sales Outline Drawing Part # PFD-21N30W Revision A Specifications: Oscillation Frequency (Hz) Operating Voltage (VDC) Rated Voltage (VDC) Current Consumption Max. (mA) Sound Pressure Level Min. (dB) Tone / Pulse Rate Operating Temperature (C) Storage Temperature (C) Housing Leading Wire Weight (Grams) Options 3000 500 3 ~ 30 12 12 at Rated Voltage 80 at 30cm at Rated Voltage Constant + Fast Pulse 3.0 20% -20 ~ +70 -30 ~ +80 ABS 777 UL94 HB plastic resin (Color: Black) 32 AWG 10.0 For other options contact factory Dimensions: (units: mm) 4411 South High School Road, Indianapolis, Indiana 46241 USA Phone (317) 612-1000 Fax (317) 612-1010 http://www.mallory-sonalert.com