- Up to 159 detectors and 159 modules per SLC, 318 devices per loop/3,180 per FACP

  or network node. Detectors can be any mix of ion, photo, laser photo, thermal,

  or multi-sensor detectors; modules can be addressable pull stations,

  normally open contact devices, two-wire smoke detectors, notification, or relay modules.

- Large 640-character LCD backlit display (16 lines x 40 characters)

  or display-less (a node on a network).