THIS DOCUMENT CONTAINS DATA
PROPRIETARY TO PROJECTS UNLIMITED,
INC. ANY USE OR REPRODUCTION, IN ANY
FORM, WITHOUT PRIOR WRITTEN
PERMISSION OF PROJECTS UNLIMITED, INC.
IS PROHIBITED.
REVISION HISTORY
DESCRIPTION
RELEASED FROM ENGINEERING
SPECIFICATIONS
VALUES
LTR
-
DATE
6/21/2006
10/12/2006
2/28/2008
APPROVED
PARAMETERS
RATED VOLTAGE
UNITS
12
6 ~ 28
10
Vdc
Vdc/Vac
mA
dBA
Hz
A
B
REMOVED POLARITY MARKINGS
R.W.
B.R.
©2003, Projects Unlimited Inc.
OPERATING VOLTAGE RANGE
RATED CURRENT (MAX)
MINIMUM SPL @ 10 CM
RESONANT FREQUENCY
REVISED TO INVENTOR 3-D DRAWING TEMPLATE
90
2,800 ± 500
3 pulse /sec
TONE OR PULSE RATE
OPERATING TEMPERATURE
STORAGE TEMPERATURE
HOUSING MATERIAL
TERMINAL MATERIAL
WEIGHT
FAST PULSE
-30 ~ +85
-40 ~ +85
NYLON
°C
°C
-
-
Sn PLATED BRONZE
39
grams
10.5
20
12.5
n42.5
8
8.5 6.5
n28 n33.5
10
33`2
NOTES:
UNLESS OTHERWISE
SPECIFIED:
Designed by
Approved by
Checked by
Date
Date
Date
Drawn Date
1. ALL DIMENSIONS ARE IN MILLIMETERS.
6/21/2006
6/21/2006
6/21/2006 2/28/2008
J.D.
E.P.
B.R.
SIZE
DIMENSIONS ARE IN
MILLIMETERS,
2. SPECIFICATIONS SUBJECT TO CHANGE OR WITHDRAWL
WITHOUT NOTICE.
AI-4228-P-FP28D-R
UL Indicator
TOLERANCES
ARE ±0.5 AND
ANGLES ARE ±3°.
THIS PART IS
A3
UL RECOGNIZED
IN THE US AND
CANADA
Edition
Sheet
1 / 1
3. THIS PART IS RoHS 2002/95/EC COMPLIANT.
-
AI-4228-P-FP28D-R.idw