Part #: Mallory Sonalert Products,Inc. Sales Outline Drawing ZA028MDDT8 Revision: E Specifications: Sound Level Category Mode of Operation Voltage Rating Frequency Loudness @ 2 FT Current Draw Housing Material Storage Temperature Operating Temperature Panel Mounting Knurled Nut Weight (Typical) NEMA 3R,4X, & 12 cUL Recognition Options Dimensions: Inches (mm) Medium Dual Tone 3.8 - 3.7 kHz @ 1.5 WPS 16 to 28 VDC 3900 500 Hz 75 to 85 dB(A) Typ. 40mA MAX 6/6 Nylon, Color: Black -40 to +80 C -30 to +65 C Recommended hole size is 22.5 mm. Thread front will fit standard 22.5mm hole. Used to attach part to panel. The max recommended torque is 10 in-lbs. 28 g Approved with use of included gasket. cUL Recognized Please contact factory. cUL Recognized PATENT NUMBER ROHS Compliant 9576442 0.524 [13.31] - + 1.710 [43.44] 1.210 [30.74] Gasket M22 x 1.5 Thread <0.86 Maj. Dia. Knurl nut 4411 South High School Road, Indianapolis, Indiana 46241 U.S.A * Phone: (317) 612-1000 Fax: (317) 612-1010 www.mallory-sonalert.com