wheelock EWR INSTALLATION INSTRUCTIONS
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Long Branch, NJ 07740
(800) 631-2148
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INSTALLATION INSTRUCTIONS
INDOOR/OUTDOOR AUDIBLE STROBE AND SPEAKER STROBE APPLIANCE ENCLOSURE
EWR
Use this product according to this instruction manual. Please keep this instruction manual for future reference.
GENERAL:
Indoor/Outdoor Audible Strobe and Speaker Strobe Appliance Enclosure, Model EWR, is designed to be used with Wheelock’s Series
NS Notification Strobe Appliance, Series AS Audible Strobe Appliance and Series E or ET Speaker Strobes. The EWR enclosure is
UL listed for a temperature range from 0û C (32û F) to 49û C (120û F). See Tables 1 and 2 for UL listed candela (cd) and sound
pressure level (dBA) ratings of Series NS, AS, E and ET Strobes when using the EWR Enclosure.
NOTE: All CAUTIONS and WARNINGS are identified by the symbol
. All warnings are printed in bold capital letters
WARNING: PLEASE READ THESE INSTRUCTIONS CAREFULLY BEFORE USING THIS PRODUCT. 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.
WARNING: DO NOT USE THE EWR ENCLOSURE IN INSTALLATIONS WHERE TEMPERATURES MAY FALL
OUTSIDE OF THE UL LISTED TEMPERATURE [0û C (32û F) TO 49û C (120û F)] RANGE AS DAMAGE TO, OR
FAILURE OF, NOTIFICATION APPLIANCE MAY RESULT.
WARNING: SERIES NS AND AS SET ON "CODE 3 TONE" WITH MED OR LOW dBA DO NOT MEET THE 75 dBA
MINIMUM UL REVERBERANT SOUND LEVEL REQUIRED FOR PUBLIC MODE FIRE PROTECTION SERVICE
(NOTED BY ** IN TABLE 1). MODELS WITH SETTINGS WHICH PRODUCE LESS THAN 75 dBA MAY NOT BE
HEARD. THIS SETTING IS ACCEPTABLE ONLY FOR GENERAL SIGNALING (NON-FIRE ALARM) USE. USE THE
"HIGH" dBA SETTING WITH THIS TONE FOR PUBLIC MODE SERVICE.
WARNING: DO NOT SET THE MULTI-CANDELA STROBE APPLIANCE ON THE 15cd SELECTION. THE
REDUCED LIGHT OUTPUT RATING FOR THE 15cd SELECTION WILL NOT MEET THE MINIMUM
REQUIREMENTS OF NFPA 72. USE SETTINGS OF 30cd OR HIGHER.
SPECIFICATIONS:
Table 1: UL Candela and Sound Pressure Ratings for the Series NS Notification Strobe and Series AS Audible Strobe when using EWR
dB at 24VDC Multi-Candela Series
Code 3 Horn
(Selectable)
Model
Number *
NS-24MCW
Candela
Setting
Audible/Strobe
Combinations
(Non-Selectable)
Model Number **
Strobe
Candela
(cd)
Using EWR
Continuous Horn
Low Med High Low Med High
30cd NS-2430W 21.0 - 75 82 - 69 75
75cd NS-2475W 52.5 - 75 82 - 69 75
110cd NS-24110W 77.0 - 75 82 - 69 75
NS4-24MCW
30cd NS4-2430W 21.0 - 75 82 - 69 75
75cd NS4-2475W 52.5 - 75 82 - 69 75
110cd NS4-24110W 77.0 - 75 82 - 69 75
AS-24MCW
30cd AS-2430W 21.0 75 82 85 69 75 79
75cd AS-2475W 52.5 75 82 85 69 75 79
110cd AS-24110W 77.0 75 82 85 69 75 79
AS-24MCC
30cd AS-2430C 21.0 75 82 85 69 75 79
75cd AS-2475C 52.5 75 82 85 69 75 79
95cd ----- 66.5 75 82 85 69 75 79
----- AS-24100C 70.0 75 82 85 69 75 79
* Refer to Series NS/NS4-24MCW (P83983, P83984), Series AS-24MCW (P83947) and AS-24MCC (P84395) Installation
Instructions for additional information.
** Refer to Series NS (P83518) and Series AS (P83509 & P83609 Installation Instructions for additional information.
Copyright 2003 Wheelock, Inc. All rights reserved.
P83880 E
Sheet 1 of 4
Multi-Candela Series
(Selectable)
Model
Number *
ET70-24MCW
Single
Candela
Candela
Setting
Speaker Strobe
Model Number **
30cd ET70-2430W 21.0 75 78 81 84 87 87 93
75cd ET70-2475W 52.5 75 78 81 84 87 87 93
Strobe
Candela
(cd)
Using EWR
dB at 10 Feet
1/8W 1/4W 1/2W 1W 2W 4W 8W
110cd ET70-24110W 77.0 75 78 81 84 87 87 93
E70-24MCW
30cd E70-2430W 21.0 75 78 81 84 87 - 75cd E70-2475W 52.5 75 78 81 84 87 - -
110cd E70-24110W 77.0 75 78 81 84 87 - -
ET90-24MCC
30cd ET90-2430C 21.0 75 78 81 84 87 87 93
75cd ET90-2475C 52.5 75 78 81 84 87 87 93
95cd ----- 66.5 75 78 81 84 87 87 93
----- ET90-24100C 70.0 75 78 81 84 87 87 93
E90-24MCC
30cd E90-2430C 21.0 75 78 81 84 84 - 75cd E90-2475C 52.5 75 78 81 84 84 - 95cd ----- 66.5 75 78 81 84 84 - -
----- E90 24100C 70.0 75 78 81 84 84 - -
* Refer to Series E70/90-24MCW (P83934), ET70/90-24MCW (P83933), E90-24MCC (P84398) and ET90-24MCC (P84396)
Installation Instructions for additional information.
** Refer to Series E (P83566) and ET (P83567) Installation Instructions for additional information.
MOUNTING INFORMATION:
A
A. Centerline
B. Threaded mounting bosses
C. Mounting tabs
D. Insert the (4) external mounting tabs into enclosure slots as
shown. Using enclosure assembly as template place against
B
C
D
E
I
mounting surface with centerline 80 inches above floormark
and drill (4) 1/4-inch diameter holes 1 inch deep.
E. (4) 10-12 x 1 inch plastic anchors
F. (4) 10 x 1 1inch screws
G. (4) retaining clips
H. (4) 8-32 x 3/8-inch socket head screws.
I. Drain screen
J. Neoprene gasket
K. Cover (clear solid)
F
G
H
J
K
NOTE: AFTER ALL INSTALLATION PROCEDURES HAVE
BEEN COMPLETED, INSTALL GASKET IN ENCLOSURE
GROOVE NOW PLACE COVER IN GROOVE AND
POSITION THE FOUR (4) CLIPS IN THE SLOT CLOSEST
TO EDGE OF COVER. TIGHTEN THE FOUR (4) 8-32
MACHINE SCREWS USING A 3/32 ALLEN WRENCH.
P83880 E
Sheet 2 of 4
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