677 EMC series
features
• EMC version with internal stainless steel mesh
• Ø8.1mm mounting
• Black chrome plated aluminium housing with a conductive
rubber panel seal
• Sealed to IP67
• Internal reverse protection diode fitted as standard in all
voltage models
• Pack Quantity = 10 Pieces
specifications
Typical characteristics (Ta = 25°C)
Current Luminous
Wave
Length
(nm)
Operating
Temp.
(°C)
Storage
Temp.
(°C)
Part
Voltage
Vac/dc
De-rating
Graphs
Colour
Number
DC
Intensity
(mcd)
(mA)
677-501-21-53
677-521-21-53
677-532-21-53
677-930-21-53
677-997-21-53
677-501-23-53
677-521-23-53
677-532-23-53
677-930-23-53
677-997-23-53
Red
Yellow
Green
Blue
12 Vdc
12 Vdc
18
18
18
18
18
19
19
19
19
19
600
600
630
585
515
465
-40 - +80
-40 - +80
-40 - +80
-30 - +85
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
-40 - +100
D
D
F
U
I
12 Vdc
800
12 Vdc
140
White
Red
12 Vdc
27000
600
* See below -30 - +85
24 - 28 Vdc
24-28 Vdc
24-28 Vdc
24 - 28 Vdc
24-28 Vdc
630
585
515
465
-40 - +80
-40 - +80
-40 - +80
-30 - +85
D
D
F
U
I
Yellow
Green
Blue
600
800
140
White
27000
* See below -30 - +85
997F-C
*Typical emission colour White
x
y
0.31
0.32
-
-
-
-
-
-
- Intensities (lv) and colour shades of white (x, y co-ordinates) may vary between LEDs within a batch
- Products must be de-rated according to the de-rating information. Each de-rating graph refers to
specific LEDs. Please refer to graphs on page 3.
- Luminous intensity is measured at 20mA on a discrete LED unless otherwise stated.
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
© 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
BS EN ISO 9001:2008
to alter without notice the specification or any conditions of supply for product or service.
approved manufacturer
marl international limited - dsn 677 EMC - version 2012-12-06-114032
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