677 SERIES EMC
PANEL INDICATOR LED
FEATURES
BENEFITS
•
•
•
•
•
•
•
•
•
EMC mesh under lens
Ø8.1mm mounting
• Protects against EMI/RFI
• 'D' mounting hole aids anti-rotation
• Suitable for portable equipment
• Suitable for external applications
• Smoked lens gives good on/off contrast ratio
• Suitable for high vibration applications
• Protects against wrong polarity installation (voltage models)
• Suitable for status panel indication
• Manufactured with internal resistor
• Outstanding reliability
Black chrome aluminium housing
Sealed to IP67 - weatherproof
Wide viewing angle - smoked lens
Internal potting
Reverse protection diode fitted in all voltage models
Range of LED colour options
Range of voltage options
• Vandal resistant
Typical LED
Luminous
Intensity
Typical LED
Wavelength
λp
Operating
Temp
Storage
Temp
Tstg
Marl Part
Number
Typical Voltage
Vopr
Typical Current Max. Reverse
LED Colour
Iopr
Voltage
Topr
*
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
677-501-76-50 †
Red
12
17
1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
N/A
458
625
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
-40 to +75
°C
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
-40 to +100
°C
Yellow
Green
Blue
12
17
440
590
12
16
2157
452
1359
346
330
1815
364
1063
112
520
470
12
16
Cool White
Red
Yellow
Green
Blue
Cool White
Red
12
16
See Below
625
24-28
24-28
24-28
24-28
24-28
230 Vac
16-19
16-19
15-18
15-18
15-18
3
590
520
470
See Below
625
Vdc (unless stated) mA
Vdc
mcd
nm
Typical Emission Co
lours Cool White LED
X
Y
0.275
0.27
0.28
0.28
0.29
0.30
OPTIONAL FLYING LEAD TERMINATORS
To order your part with flying leads, please add a suffix to the part number as demonstrated below.
Marl Part No.
Suffix (Example)
No/Diameter of
Conductors
Wire Length
Wire Colour
Diameter of Insulation Wire Specification
677-501-21-53-15
677-501-21-53-19
150mm
Red - Anode
Black - Cathode
Type 44, 22 Gauge
1.2mm
19/0.16mm
High Performance Wire
1000mm
NOTES
† = Please note this part number is fitted with 150mm flying leads as standard.
Intensities (lv) and colour shades of white (X-Y co-ordinates) may vary between LEDs within a batch. Additional LED Colours, Voltage Options and Flying Lead lengths available for semi-
custom projects. Please contact our Sales Team. All LED components are supplied in anti-static packaging.
* For operating temperature derating graphs, please refer to sheet 2.
To order please contact us on +44 (0) 1229 582 430
F +44 (0) 1229 585 155 | E sales@marl.co.uk | www.leds.co.uk
marlleds
marlinternationallimited
company/marl-international-limited
Q 05480
DSN 677EMC Version DS014/2016. Page 1 of 2