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273 Branchport Avenue
Long Branch, N.J. 07740
(800) 631-2148
www.wheelockinc.com
Use this product according to this instruction manual. Please keep this instruction manual for future reference.
GENERAL:
Wheelock's Series ET Speakers and Strobe Speakers are UL Listed under Standard 1971 for Signaling Devices for the Hearing Impaired
and UL Standard 1480 for Speaker Appliances. The LSM strobes are listed at 15 candela under UL Standard 1971 and meet 75 candela
intensity on axis with low current draw. The Series ET is designed for multiple power requirements with high dBA output at each power
tap. All ET models offer a choice of field selectable taps, 1/8 to 8 Watts for either 25.0VRMS or 70.0VRMS audio systems. The Series
ET design incorporates a high efficiency speaker for maximum output at minimum power across a frequency range of 400 to 4000Hz and
features a sealed back construction for extra protection and improved audibility. All inputs are compatible with standard reverse
polarity supervision of circuit wiring by a Fire Alarm Control Panel (FACP). Series ET Strobe Speakers incorporate a Xenon flashtube
with solid state circuitry enclosed in a rugged Lexan® lens to provide maximum reliability for effective visible signaling. The Strobe
Speakers are available with a choice of four UL Listed strobe options: Series LS, LSM, MS and IS. All models are Listed for indoor use;
LS/MS/IS models are Listed for ceiling or wall mount and LSM models are Listed for wall mount only, with the backboxes specified in
these instructions (see Mounting Options).
NOTE: All CAUTIONS and WARNINGS are identified by the symbol
WARNING: READ THESE INSTRUCTIONS CAREFULLY. FAILURE TO COMPLY WITH ANY OF THE FOLLOWING
INSTRUCTIONS, CAUTIONS AND WARNINGS COULD RESULT IN IMPROPER APPLICATION, INSTALLATION AND/OR
OPERATION OF THESE PRODUCTS IN AN EMERGENCY SITUATION, WHICH COULD RESULT IN PROPERTY DAMAGE AND
SERIOUS INJURY OR DEATH TO YOU AND/OR OTHERS.
SPECIFICATIONS:
Model
ET-1010
ET-1070
ET-1080
ET-1090
ET-1070-LS-24
ET-1070-LSM-24
ET-1070-MS-24
ET-1070-IS-24
ET-1080-LS-24
ET-1080-LSM-24
ET-1080-MS-24
ET-1080-IS-24
ET-1090-LS-24
ET-1090-MS-24
ET-1090-IS-24
Notes: 1. dBA is rated per UL Standard 1480 for Speaker Appliances. 2. Four (4) watt rating is only available with 70.0VRMS input.
Copyright 1993-1997 Wheelock, Inc. All rights reserved.
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Thank you for using our products.
INSTALLATION INSTRUCTIONS
SERIES ET SPEAKERS AND STROBE SPEAKERS
Table 1: UL Listed Models and Ratings
Speaker dBA at 10 Feet
(Rated Watts)
1/8
1/4
1/2
1
2
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
78
81
84
87
90
*15cd models are UL Listed at 15cd and meet 75cd on axis.
firealarmresources.com
. All warnings are printed in bold capital letters.
Strobe Voltage
(VDC)
4
8
Min
Nom
93
96
----
----
93
96
----
----
93
96
----
----
93
96
----
----
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
93
96
20
24
Strobe
Mounting
Candela
Options
Max
(cd)
----
----
E,F,G,H
----
----
A,D
----
----
C,D
----
----
B
31
15
A,D
31
15*
A,D
31
30
A,D
31
75
A,D
31
15
C,D
31
15*
C,D
31
30
C,D
31
75
C,D
31
15
B
31
30
B
31
75
B
P82483 E
Sheet 1 of 7
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Summary of Contents for Wheelock ET Series
- Page 1 GENERAL: Wheelock's Series ET Speakers and Strobe Speakers are UL Listed under Standard 1971 for Signaling Devices for the Hearing Impaired and UL Standard 1480 for Speaker Appliances. The LSM strobes are listed at 15 candela under UL Standard 1971 and meet 75 candela intensity on axis with low current draw.
- Page 2 WARNING: WHEELOCK STRONGLY RECOMMENDS THAT THE VOLTAGE APPLIED TO THESE PRODUCTS BE WITHIN THEIR RATED INPUT VOLTAGE RANGE. THE APPLICATION OF IMPROPER VOLTAGE MAY RESULT IN DEGRADED OPERATION OR DAMAGE TO THESE PRODUCTS, WHICH COULD RESULT IN PROPERTY DAMAGE AND SERIOUS INJURY OR DEATH TO YOU AND/OR OTHERS.
-
Page 3: Light Distribution
LIGHT DISTRIBUTION: Table 3: Horizontal Plane Horizontal 15cd 15cd 30cd 75cd Angle (in deg.) UL Min. Typ. LS Typ. LSM UL Min. Typ. MS UL Min. Typ. IS 15.0 30.0 75.0 13.5 27.0 67.5 13.5 27.0 67.5 13.5 27.0 67.5 13.5 27.0 67.5... - Page 4 P82483 E Sheet 4 of 7 www.PDF-Zoo.com firealarmresources.com...
-
Page 5: Wiring Information
WIRING INFORMATION: Table 5: Speaker Voltage and Wattage Connecti Input 25.0VRMS Input 70.0VRMS NOTE: Each letter corresponds to a fast on terminal located on the printed circuit board. Select voltage and wattage as shown in Table 5. Figure 1: Wiring Diagram Figure 2. -
Page 6: Mounting Options
Although the limits shown for each mounting option comply with the National Electrical Code (NEC), Wheelock recommends use of the largest backbox option shown and the use of approved stranded field wires, whenever possible, to provide additional wiring room for easy installation and minimum stress on the product from wiring. -
Page 7: Mounting Procedures
COMPOSITE FLASH RATE IN THE FIELD OF VIEW WHICH EXCEEDS FIVE (5) Hz AT THE OPERATING VOLTAGE OF THE STROBES (SEE TABLE 4). WHEELOCK ALSO STRONGLY RECOMMENDS THAT THE INTENSITY AND COMPOSITE FLASH RATE OF INSTALLED STROBES COMPLY WITH LEVELS ESTABLISHED BY APPLICABLE LAWS, STANDARDS, REGULATIONS, CODES AND GUIDELINES. - Page 8 WHEELOCK'S LIABILITY ON ANY CLAIM OF ANY KIND SHALL CEASE IMMEDIATELY UPON THE INSTALLATION IN THE PRODUCT OF ANY PART NOT FURNISHED BY WHEELOCK. IN NO EVENT SHALL WHEELOCK BE LIABLE FOR ANY CLAIM OF ANY KIND UNLESS IT IS PROVEN THAT OUR PRODUCT WAS A DIRECT CAUSE OF SUCH CLAIM. FURTHER, IN NO EVENT, INCLUDING IN THE CASE OF A CLAIM OF NEGLIGENCE, SHALL WHEELOCK BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES.
- Page 9 11/97 P82483 E Sheet 9 of 7 www.PDF-Zoo.com firealarmresources.com...
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