Potter LFH Series Low Frequency Audible Sounder

Features Super Slide Bracket Ease of Supervision Testing Wall or Ceiling mount Checkmate Instant Voltage Verification Synchronize horn with Potter GTSM module Produces a 520Hz square wave temporal 3 tone Jumper selection for normal or loud dBA Temporal 4 pattern available when used with GTSM module Tamperproof re entrant style grill and locking screw Optional Faceplate available in red or off white 5 year warranty LFH Series is a high quality low profile audible appliance to meet the NFPA 72 requirements to install low frequency signaling in sleeping rooms Listings to ANSI UL 464 and CAN ULC S525 Pending LFH horn offers a 520Hz square wave temporal 3 tone A jumper is available for normal or loud decibel tone A temporal 4 is available when used with the Potter GTSM Synchronization Module LFH is equipped with a universal 4 metal mounting bracket incorporates the popular Super Slide feature that allows the to easily pre wire the system and test for supervision The also features a locking mechanism that secures the signal to bracket without showing any screws and the Checkmate Instant Verification Feature which allows the installer to check the drop current draw and match against the blue print Specifications Voltage Connections 24VDC 16 33VDC 120 0 49 H x 5 1 2 W x 1 5 8 D accept 18 12 AWG gang double gang or 4 square back PAGE 1 OF 3 SeriesLow Frequency Audible Sounder8830068 REV B 12 21Potter Electric Signal Company LLC St Louis MO Tech Support 866 956 1211 Customer Service 866 572 3005 www pottersignal comfirealarmresources com Information Number Number Color Designations Red White units are plain no lettering Levels Reverberant Room Setting dBA at Per UL 464 dBA at Per UL 464 3 520 Hz 4 520 Hz dBA dBA dBA dBA Normal Horn Current Rating mA Setting Operating NORMAL Operating LOUD Operating NORMAL Operating LOUD 3 520 Hz 4 520 Hz mA mA mA mA mA mA mA mA Current Ratings Over Input Voltage Range of 16 33V mA Setting 24VDC Operating NORMAL 24VDC Current 24VFWR Operating NORMAL 24VFWR Operating LOUD 3 520 Hz 4 520 Hz Temporal 4 520 Hz measured per ANSI UL 2075 mA mA mA mA mA mA mA mA nominal and peak current across ANSI UL regulated voltage range for filtered DC power and unfiltered FWR Full Wave Rectified power installation manual sound output for the temporal 3 tone is rated lower since the time the horn is off is averaged into the sound output rating current ratings are per ANSI UL average RMS method ANSI UL max current rating is the maximum RMS current within the listed voltage 16 33VDC for 24VDC units For unfiltered FWR ratings see installation manual PAGE 2 OF 3 8830068 REV B 12 21Potter Electric Signal Company LLC St Louis MO Tech Support 866 956 1211 Customer Service 866 572 3005 www pottersignal comLFH SeriesLow Frequency Audible Sounderfirealarmresources com appliance is not recommended for use on coded or pulsing signaling four pulse temporal pattern temporal 4 can only be obtained on this when used in conjunction with the Potter GTSM Synchronization GTSM Control Module Manual for synchronization module diagram GTSM Manual can be obtained at www Pottersignal com fire or call Potter Technical Support 1866 956 1211 Screw decibel For loud install jumper Slide Mounting Bracket the installer to pre wire the test for system supervision the signal head until switch out signals without mounting brackets and has edge connector for snap in installation onto bracket Screw Instant Voltage is often necessary to confirm the drop along the line of devices access holes are provided in back of the terminal block to the voltage to be measured without removing the device this would be done at the end the line to confirm design criteria measurements will be taken the S and S locations although is provided to other locations Care should be taken to not the test probes and Engineering Specifications alarm horns shall be Potter model LFH The appliance shall be listed with Underwriters Laboratories ANSI UL for use with fire protective systems ANSI UL 464 and with CAN ULC S525 with intended use in fire alarm systems The LFH will produce a peak sound output of dBA as measured in an anechoic chamber The appliance shall be polarized to allow for electrical supervision of the system wiring The unit shall provided with a mounting bracket with terminals and barriers for input output wiring and be able to mount to a single gang or double gang box or workbox without the use of an adapter plate The unit shall have an input voltage of 16 33 volts with either direct current or full wave rectified at 24 VDC The appliance shall be capable of testing supervision without disconnecting wires verify voltage without removing unit and be of mounting to a surface back box PAGE 3 OF 3 SeriesLow Frequency Audible Sounder8830068 REV B 12 21Potter Electric Signal Company LLC St Louis MO Tech Support 866 956 1211 Customer Service 866 572 3005 www pottersignal comfirealarmresources com