Edwards 439DEX Series Catalog Page (Fire Alarm Page)

Conventional and Addressable Accessories Location Signals Series 439DEX Series hazardous location alarm bells are DC vibrating bells that produce long continuous ringing sound The striker to strike the gong in rapid fire as long current is applied Diode polarized models are for use in electrically supervised circuits and Specifications 6 8 and 10 gong sizes Completely Suitable Corrosion Mounts Low runs plunger 3 4 conduit B C and D Class II Divisions 1 and 2 E F and G Class III Information Fire Alarm and Dimensions No dB No DC DC DC DC DC DC A A A A A A at 1m 10ft Shipping lb to any solid surface using 10mm fasteners Units fitted a sealing fitting for 3 4 19mm and wire leads for power 1 4 hole positions for 10mm diameter max with washers 7 16 side 01 eps 1 8 3mm back 01 eps