538-532-63

FEATURES PROFESSIONAL LED INDICATORS Ø12.7mm Mounting 538 SERIES PACK QUANTITY = 10 PIECES l Each product will operate over a wide voltage input range l Robust stainless steel housing l Full internal potting to resist shock and vibration l Sealed to IP67 l Fitted with an internal diode to provide reverse voltage protection to 1000Vdc SPECIFICATIONS Ordering Information & Typical Technical Characteristics (Ta = 25°C) Mean Time Between Failure = 100,000 Hours. PART NUMBER COLOUR Luminous intensity figures refer to the unmodified discrete LED. LENS VOLTAGE DC (Vdc) Vopr CURRENT DC (mA) lopr LUMINOUS INTENSITY lv@20mA (mcd) WAVE OPERATING STORAGE LENGTH TEMP TEMP λp (nm) Topr Tstg HIGH INTENSITY 538-501-63 Red Colour Diffused 12-28 8-20 11000 643 -40 ~ +95^ -40 ~ +100 Yes 538-521-63 Yellow Colour Diffused 12-28 8-20 16000 591 -40 ~ +95^ -40 ~ +100 Yes 538-532-63 Green Colour Diffused 12-28 8-20 23000 527 -40 ~ +95^ -40 ~ +100 Yes 538-930-63 Blue Colour Diffused 12-28 8-20 7000 470 -40 ~ +95^ -40 ~ +100 Yes 538-997-63 Cool White Colour Diffused 12-28 8-20 14000 *see below -40 ~ +95^ -40 ~ +100 Yes 538-501-75 Red Colour Diffused 110Vac 6 11000 643 -40 ~ +95^ -40 ~ +100 Yes 538-521-75 Yellow Colour Diffused 110Vac 6 16000 591 -40 ~ +95^ -40 ~ +100 Yes 538-532-75 Green Colour Diffused 110Vac 6 23000 527 -40 ~ +95^ -40 ~ +100 Yes 538-930-75 Blue Colour Diffused 110Vac 6 7000 470 -40 ~ +95^ -40 ~ +100 Yes 538-997-75 Cool White Colour Diffused 110Vac 6 14000 *see below -40 ~ +95^ -40 ~ +100 Yes Vdc mA mcd nm °C °C UNITS ^ = Products must be derated according to the derating information. Each derating graph refers to specific LEDs. Refer to page 3. 997F-C *Typical emission colour cool white x 0.245 0.361 0.356 0.264 y 0.229 0.385 0.351 0.220 Intensities (lv) and colour shades of white (x,y co-ordinates) may vary between LEDs within a batch. How to Order: website: www.marl.co.uk • email: sales@marl.co.uk • • Telephone +44 (0)1229 582430 • Fax: +44 (0)1229 585155 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. for products or service. Marl International reserve the right to alter without notice the specification or any conditions of supply © MARL INTERNATIONAL LTD 2007 : DS 067/07 Issue 1 SAMPLES AVAILABLE Page 1 of 2 538 Series