Approximately 11mm (on non-ferrous surfaces).
The unit typically uses R Hold and ST Hold links. When these links are fitted, a continuous +12V supply is required to keep the siren and strobe in "standby". elmdene 7422-sfg-g3f manual
Rachel's tone grew increasingly uneasy. "Look, I'm not at liberty to discuss this further. Let's just say that the 7422-SFG-G3F...doesn't exist anymore. We...retrieved all units, and destroyed them. For the sake of...everyone involved." Approximately 11mm (on non-ferrous surfaces)
Operates on 12V DC with a 6V 300mAh NiMh backup battery for full Self-Activating Bell (SAB) capability. Rachel's tone grew increasingly uneasy
12V DC operation; compatible with the Elmdene 7422-SFG-RF 6.0V Lithium battery pack for backup.
The is a robust, intelligent power supply that forms the backbone of countless security systems across the UK and Europe. While this article provides a comprehensive operational manual, it is never a substitute for the official documentation provided by Elmdene.