Harrington Signal SPHX-DVSMR User Manual

Sphx, Instruction sheet, Powertone® explosion-proof speaker

- 1 -

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 speakers produce loud sounds
which, in certain circumstances, 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 and 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
authority 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 PowerTone Model SPHX is a 25 Vrms and 70 Vrms, indoor/

outdoor, selectable power output (0.5 to 15 watts), hazardous location
loudspeaker for use with fire alarm signalling systems such as CPG’s
PowerTone system. This model is suitable for use in NEC Class I,
Groups B, C, & D hazardous locations; and in areas with high ambient
noise levels. It is designed to reproduce electronically generated
warning tones, which command rapid recognition, and full range voice
communication. The speaker is equipped with a blocking capacitor to
allow use in supervised alarm systems. An adjustable mounting bracket
is provided to allow positioning for desired sound coverage.

SPECIFICATIONS.

Operating

25 Vrms or 70 Vrms

Voltage

Power Input

0.5 W, 1 W, 2 W, 7 W and 15 W

(selectable)

Weight

15 lb. (6.8 kg)

(approx.)

Size

14.75" (375mm) long, 14.75" (375mm)

high, 8.875" (225mm) wide.

Construction

Aluminum enclosure and adjustable

steel mounting bracket painted with
red enamel.

Approval Agency Listings:

Underwriters Laboratories Inc.

File E190743 (Guide UGKZ) Listed as a
HAZARDOUS LOCATION FIRE PROTEC-
TIVE SIGNALING SPEAKER.

California State Fire Marshal—7135-1517:101
New York City—(Listing is pending.)
Canadian Standards Association—(Listing is pending.)

Audibility information is shown in table 1.

INSTALLATION.

Unpacking.

After unpacking the speaker, 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.

Mounting Arrangements.

The speaker can be mounted on any relatively flat surface.

Conduit connection can be made to 1/2" threaded opening at bottom of
housing (see Figure 1).

WARNING

Property damage, serious injury, or death could occur if an
accumulation of water, snow, dust,etc. resides in the speaker
projector, severely reducing or preventing operation of this
device.Mount the unit so speaker projector is pointed horizon-
tally or slightly downward.

Remove the two 1/2-13 hex head bolts, flat washers and

Table 1. Power Tap Setting vs. Sound Output on

Model SPHX.

POWER

INITIAL SOUND

UL SOUND LEVEL

SOUND POWER

TAP

LEVEL @ 10' dB(A)

dB(A)

(before rounding)

(after rounding)

0.5watt

89.6

104.2

1 watt

92.2

106.8

2 watt

95.0

109.6

7 watt

99.6

114.2

15 watt

102.2

116.8

INSTRUCTION SHEET

SPHX

POWERTONE® EXPLOSION-PROOF SPEAKER

256883

0209