Harrington Signal FHEX-24SMR User Manual

Fhex

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Commercial Products Group

2519-4th Ave, Moline, IL61265

800.521.8219 : 800.225.4109

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SAFETY MESSAGE TO INSTALLERS

People’s lives depend on your safe installation of our products. It

is important to read, understand and follow all instructions shipped with
this product.

Selection of mounting location for this device, its controls and

routing of wiring should be made by the Facilities Engineer and the Safety
Engineer. Listed below are some other important safety instructions and
precautions you should follow:

•

This unit must be installed by a qualified electrician in
accordance with NFPA 72, and National and local Elec-
trical and Fire Codes, under the direction of the authority
having jurisdiction.

•

Do not connect this unit to system wiring when circuits
are energized.

•

For optimum sound distribution do not install this device
where objects would block any portion of front of speaker.

•

All effective warning horns produce loud sounds which,
in certain circumstancs, may cause permanent hearing
loss. Take appropriate precautions such as wearing
hearing protection. Recommendations in OSHA Sound
Level Standard (29 CFR 1910) should not be exceeded.

•

After installation, ensure that all bolts threaded joints are
tightened.

•

After installation and completion of initial system test, a
program for periodic testing of this device must be
established. Refer to NFPA 72, local Fire Codes and the
authity having jurisdiction for this information.

•

After installation and completion of initial system test
provide a copy of this instruction sheet to all personnel
responsible for operation, periodic testing and mainte-
nance of this equipment.

Failure to follow all safety precautions and instructions may result

in property damage, serious injury, or death to you and others.

GENERAL.

The Vibratone Model FHEX is a hazardous location, intermittent

duty, polarized, 24 Volt dc, indoor/outdoor rated, high output, vibratory
horn for use with fire alarm systems. This model is suitable for use in
hazardous locations NEC Class I, Groups C, & D; Class II, Groups E,
F and G and has factory sealed leads.

SPECIFICATIONS.

Operating

24 Vdc

Voltage

Current

0.96A - 1.44 A

Duty cycle

5 min. on—5 min. off

Weight (approx.)

10 lb. (4.536kg)

Size

12" (305mm) high, 6-7/8"

(175mm) wide, 6" (152mm) deep.

Construction

Heavy corrosion resistant cast

aluminum enclosure.
Splicing condulet, tapped for 3/4"
conduit.
Stainless steel diaphragm.
Exterior painted with red enamel.
Leads factory sealed.

Approval Agency Listings:

Underwriters Laboratories Inc.

File E190785(Guide UJPX) Listed as a
HAZARDOUS LOCATION AUDIBLE
SIGNAL FOR FIRE ALARM SERVICE.

California State Fire Marshal—(Listing is pending.)

New York City—(Listing is pending.)

Audibility:

94 dBA, UL omni-directional sound pressure rating.
116 dBA, Sound Power measurement.
100 dBA on axis at 10' in Anechoic chamber.

INSTALLATION.

Unpacking.

After unpacking the horn, examine it carefully for possible

damage that may have occurred in transit. If equipment has been
damaged, immediately file a claim with carrier stating extent of damage.
Carefully check all shipping labels and tags for special instructions
before removing or destroying them.

WARNING

Property damage, serious injury or death could occur if this
product’s explosion-proof housing is damaged. The horn
mechanism contains no user serviceable parts. Therefore,
DO NOT loosen or remove clamp ring, which holds mecha-
nism into housing, or any of the six screws on the front of the
horn grille. Loosening or removing any of these six screws
may disturb factory adjustment of horn mechanism and cause
the horn to malfunction. Attempting to remove the horn
mechanism from the horn housing may damage the horn
mechanism.

Mounting Arrangements (see figure 1).

WARNING

Property damage, serious injury, or death could occur if an
accumulation of water, snow, dust, etc. resides in the horn’s
grille, severely reducing or preventing operation of this device.
Mount the unit so the grille is pointed horizontally or slightly
downward.

This device can be mounted on any relatively flat surface.

Conduit connection can be made to 3/4" threaded opening in splicing
condulet attached to this device (see figure 1).

INSTRUCTION SHEET

FHEX

VIBRATONE® EXPLOSION-PROOF VIBRATORY HORN

256884

0209