PROFESSIONAL LED INDICATORS Ø13mm Mounting
FEATURES
Robust stainless steel housing
528 SERIES
PACK QUANTITY = 10 PIECES
Low profile styling, sunlight readable LEDs
Sealed to IP67
Flying lead terminations available
Suitable for high vibration applications
Internal reverse protection diode fitted as standard in all
voltage models.
SPECIFICATION
Ordering Information & Typical T
echnical Characteristics (T
a = 25°C)
Mean Time Between Failure = 100,000 Hours.
PART NUMBER
COLOUR
Luminous intensity figures refer to the unmodified discrete LED.
VOLTAGE
CURRENT
LUMINOUS
WAVE
OPERATING
STORAGE
LENS
DC (Vdc)
Vopr
DC (mA)
lopr
INTENSITY
lv@20mA (mcd)
LENGTH
λp
(nm)
TEMP
T
opr
TEMP
T
stg
HIGH INTENSITY
528-501-21
528-521-21
528-532-21
528-930-21
528-997-21
528-501-23
528-521-23
528-532-23
528-930-23
528-997-23
UNITS
Red
Yellow
Green
Blue
Cool White
Red
Yellow
Green
Blue
Cool White
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
Colour Diffused
12
12
12
12
12
24-28
24-28
24-28
24-28
24-28
Vdc
19
19
20
20
20
20
20
20
20
20
mA
11000
16000
23000
7000
14000
11000
16000
23000
7000
14000
mcd
643
591
527
470
*see below
643
591
527
470
*see below
nm
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
-40 ~ +95^
°C
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
-40 ~ +100
°C
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Other voltages AC/DC available. Please contact our Technical Sales.
^ = Products must be derated according to the derating information. Each derating graph refers to specific LEDs.
997F-C
x
*Typical
emission colour cool white
0.245
0.361
0.356
0.264
Intensities (lv) and colour shades of white (x,y co-ordinates) may vary between LEDs
within a batch.
y
0.229
0.385
0.351
0.220
How to Order:
website: www.marl.co.uk • email: sales@marl.co.uk •
•
T
elephone +44 (0)1229 582430
•
Fax: +44 (0)1229 585155
BS EN ISO 9001:2000
relating to either products or service.
for products or service.
The information contained in this datasheet does not constitute part of any order or contract and should not be regarded as a representation
Marl International reserve the right to alter without notice the specification or any conditions of supply
Approved Manufacturer
© MARL INTERNATIONAL LTD 2008 : DS 037/06
Issue 4
SAMPLES AVAILABLE
Page 1 of
3
MARL [ MARL INTERNATIONAL LIMITED ]
