The Elmdene 7422-SFG-G3F is a high-specification external siren sounder bell box designed specifically for ADT alarm systems. It is a Security Grade 3 device typically used in installations requiring high levels of security protection. Key Technical Specifications
Tamper Pair: Use a multimeter to find the Normally Closed (N.C.) pair when the magnet is not present; this is your tamper circuit. elmdene 7422-sfg-g3f manual
Intelligent Monitoring: Features microprocessor control, hold-off supply failure detection, and automatic battery/piezo self-testing. Installation Guide Ensure the cable gland used for the mains
Self-powered (SAB mode), dual comfort LEDs, and integrated tamper protection. Elmdene International 2. Wiring & Terminals Input Voltage : 90-264VAC, 47-63Hz Output Voltage :
While this guide provides detailed functional instructions, every professional installer must retain a copy of the original manufacturer manual for safety compliance.
Enclosure: Typically features a durable metal backplate and a high-quality stainless steel or polycarbonate cover for maximum physical integrity.