I56-5100-000 INSTALLATION AND MAINTENANCE INSTRUCTIONS 3825 Ohio Avenue, St. Charles, Illinois 60174 800/736-7672, FAX: 630/377-6495 www.systemsensor.com L-Series Back Boxes GENERAL DESCRIPTION The L Series surface mount back boxes are designed to fit System Sensor L-series devices. They provide a hard surface mounting option for surfaces such as concrete and brick. Models are available in wall and ceiling mounting formats, red and white color options and by device type see below for specific model numbers and descriptions. MODEL REFERENCE The L series surface mount back boxes include a grounding plate and grounding screw for electrical grounding and threaded knockout holes for ¾ inch conduit adapters. (See Figure 1.) INSTALLATION Refer to the System Sensor device manual for specific installation and mounting instructions. Model Description Color SBBRL Wall Surface Mount Back Box, 4x4 Horn, Strobes and Horn Strobes Red SBBWL Wall Surface Mount Back Box, 4x4 Horn, Strobes and Horn Strobes White SBBGRL Wall Surface Mount Back Box, 2x4 Horn, Strobes and Horn Strobes Red SBBGWL Wall Surface Mount Back Box, 2x4 Horn, Strobes and Horn Strobes White SBBCRL Ceiling Surface Mount Back Box, Horn, Strobes, Horn Strobes, Speakers and Speaker Strobes Red SBBCWL Ceiling Surface Mount Back Box, Horn, Strobes, Horn Strobes, Speakers and Speaker Strobes White SBBSPRL Wall Surface Mount Back Box, Speakers and Speaker Strobes Red SBBSPWL Wall Surface Mount Back Box, Speakers and Speaker Strobes White FIGURE 1. SURFACE MOUNT BACK BOX Grounding screw and grounding plate Grounding screw and grounding plate Grounding screw and grounding plate Knock-outs Knock-outs Knock-outs A0524-00 Grounding screw and grounding plate A0525-00 Knock-outs System Sensor® is a registered trademark of Honeywell International, Inc. 1 I56-5100-000 ©2016 System Sensor. 09-01