... part of BW823 series network lock System. This system includes:Management computer, management software, card reader, RF card, RF card door lock, ... mechanical key or by the management computer.12. It is compatible with the FAS (fire alarm system), safety subsystem. The related ... Parameter: •Inductive Distance ≥ 20mm•Power Supply: DC 6V. The alarm point of low-voltage is 4.8V.•Main Material: steel ...