Edwards 888D and 889D Catalog Page

Horns Series Edwards 870EX Series are diode polarized high decibel vibrating horns They intended for use in hazardous locations electrical supervision of signaling circuit wiring including fire alarm systems May also used for unsupervised signaling applications mounting brackets are provided on either of the unit for wall mounting and Specifications Diode Red epoxy finish Low Operating of nominal voltage Not 25 Power sealing compound D Class II Div 1 and 2 Groups E F and Class III locations Information A Location Horn Polarized A No AC DC Voltage at 1m 10ft 1 Coil Ohms and Dimensions No Net lb Shipping lb 3 8 1 8 3mm 3 16 Mounting brackets 3 8 10mm diameter fasteners conduit box not supplied 1 2 1 4 5 8 19mm nipple dB 19mm conduit supplied