in
d
u
s
tr
ia
l
p
a
n
e
l
la
m
p
s
features
specifications
Industrial LED Indicator - 8.1mm mounting
Robust stainless steel housing
Low profile styling and Wide viewing angle
Sunlight readable LEDs
Sealed to IP67
Colour diffused lens
Suitable for high vibration applications
Internal reverse protection diode fitted as standard
Pack quantity = 10 pieces
524 series
BS EN ISO 9001:2008
approved manufacturer
marl international limited technical documentation has been designed by marl international limited for
the intention of providing information, which must not be copied or released to a third party without prior
written consent from marl international limited. the information provided does not constitute part of any
order or contract and should not be regarded as a representation relating to either products or service. no
responsibility can be assumed for inaccuracies or printing errors. marl international limited reserve the
right to alter without notice the specification or any conditions of supply for product or service.
marl international limited ds: 059/ 10 issue 5
page 1 of 4
to order
to order please contact us on: t: +44 (0)1229 582 430
f: +44 (0)1229 585 155 e: sales@marl.co.uk w: www.leds.co.uk
Typical characteristics (Ta = 25°C)
^ = Products must be de-rated according to the de-rating information. Each de-rating graph refers to specific
LEDs, refer to graphs on page 3.
Part
Number
Colour
Voltage
DC (Vdc)
Vopr
Current
DC (mA)
Iopr
Luminous
Intensity
(mcd) Iv
at 20mA
Wave
Length
(nm) λp
Operating
Temp.
(°C) Topr
Storage
Temp.
(°C) Tstg
De-rating
Graphs
high intensity
524-501-21 Red
12
20
600
630
-40 ~ +80^ -40 ~ +100
D
524-521-21 Yellow
12
20
600
585
-40 ~ +80^ -40 ~ +100
D
524-532-21 Green
12
20
800
515
-40 ~ +80^ -40 ~ +100
F
524-930-21 Blue
12
20
400
465
-40 ~ +80^ -40 ~ +100
F
524-997-21 Cool White
12
20
1200
*
-40 ~ +80^ -40 ~ +100
F
524-501-23 Red
24 - 28
20
600
630
-40 ~ +80^ -40 ~ +100
D
524-521-23 Yellow
24 - 28
20
600
585
-40 ~ +80^ -40 ~ +100
D
524-532-23 Green
24 - 28
20
800
515
-40 ~ +80^ -40 ~ +100
F
524-930-23 Blue
24 - 28
20
400
465
-40 ~ +80^ -40 ~ +100
F
524-997-23 Cool White
24 - 28
20
1200
*
-40 ~ +80^ -40 ~ +100
F
997
*Typical Emission Colour Cool White
x
0.31
y
0.32
Intensities (lv) and colour shades of white (x, y co-ordinates) may vary between LEDs within a batch