HCRL-LF SYSTEM SENSOR

Product Overview

 The L-Series low-frequency sounders and sounder strobes offer versatile, easy-to-install notification appliances for wall or ceiling mounting. Designed to meet NFPA 72 sleeping space requirements, they produce a 520 Hz ±10% square wave tone. Plug-in design minimizes intrusion into the back box and reduces ground fault risk. A universal mounting plate with shorting spring allows wiring continuity testing before installation. Field-selectable candela settings, 24V operation, and a rotary switch provide flexibility for a variety of applications.

Key Features

• 520 Hz ±10% square wave tone, NFPA compliant
• Compact, standard, and round ceiling models
• Plug-in design for quick, reliable installation
• Compatible with MDL3 sync module
• Approved for wall and ceiling mounting
• Mounting plate shorting spring for wiring checks
• Rotary switch for High/Low, Temp3, Temp4, Continuous; Coded option on sounder-only models
• Direct replacement for HW/R-LF and P2R/WH-LF devices