... points (detectors and modules which are characterized by fully mixed coding, non-polarity and two buses). It complies with the provisions ... two-wire structure and have non-polarity and fully mixed coding of the detectors and modules, and the intelligent detectors and ... capacity: 324 points (non-polarity, two wire bus, fully mixed coding)l AC input voltage: AC 220V±20% 50HzAC input power ...