FEATURES
PANEL INDICATOR LEDs - Ø9.5mm Mounting
l
l
Front panel replaceability
423 SERIES
PACK QUANTITY = 20 PIECES
Must be used in conjunction with 905-000-00 panel
socket. See datasheet DS084/04
l
Domed fresnel lens for wide angle viewing
l
l
Smoked & water clear lens options
Sealed to IP40
l
Product illustrated 423-532-22 in 905-000-00 panel
mounting socket
SPECIFICATIONS
Ordering Information & Typical Technical Characteristics (Ta = 25°C)
Mean Time Between Failure Typically = 100,000 Hours. Luminous intensity figures refer to the unmodified discrete LED.
PART NUMBER
COLOUR
LENS
VOLTAGE
DC
CURRENT
DC
LUMINOUS
INTENSITY
lv@20mA
WAVE
LENGTH
λp
OPERATING
TEMP
STORAGE
TEMP
Vopr
lopr
Topr
Tstg
HIGH INTENSITY
423-501-21
423-521-21
423-532-21
423-930-21
423-997-21
423-501-23
423-521-23
423-532-23
423-930-23
423-997-23
UNITS
Red
Colour Diffused 12
Colour Diffused 12
Colour Diffused 12
Colour Diffused 12
Colour Diffused 12
Colour Diffused 24-28
Colour Diffused 24-28
Colour Diffused 24-28
Colour Diffused 24-28
Colour Diffused 24-28
Vdc
20
11000
16000
23000
7000
643
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
-0 ~ +85^
0C
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
-0 ~ +85
0C
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yellow
Green
Blue
20
591
20
527
20
470
Cold White
Red
20
14000
11000
16000
23000
7000
*see below
643
17.5
17.5
17.5
17.5
17.5
mA
Yellow
Green
Blue
591
527
470
Cold White
14000
mcd
*see below
nm
Intensities (lv) and colour shades of white (x,y co-ordinates) may vary between LEDs within
a batch.
997F-C *Typical emission colour cold white
x
0.245
0.361
0.356
0.264
y
0.229
0.385
0.351
0.220
^ = Products must be derated according to the derating information. Each derating graph refers to specific LEDs. Appropriate LED numbers
shown. Refer to page 3.
How to Order:
website: www.marl.co.uk
email: sales@marl.co.uk
Fax: +44 (0)1229 585155
•
•
Telephone +44 (0)1229 582430
•
•
The information contained in this datasheet does not constitute part of any order or contract and should not be regarded as a representation
relating to either products or service. Marl International reserve the right to alter without notice the specification or any conditions of supply
for products or service.
Page 1 of
4
© MARL INTERNATIONAL LTD 2007 : DS082/07
Issue 1
SAMPLES AVAILABLE