Central units

SP65 Central unit 9 zonal (up to 32), 3 PGM (up to 16), 2 watchdog zones.

SP6000+ Central unit 8 zone (up to 32), 2 PGM (up to 16), 2 guard area, GRADE 2, Class II.

SP7000+ Central unit 16 zone (up to 32), 4 PGM (up to 16), 2 guard areas.