Series KIT LMF www.vishay.com Vishay Sfernice Conductive Plastic Motion Transducer Elements (KIT), up to 1000 mm FEATURES • Measurement range 25 mm to 1000 mm • High accuracy ± 1 % down to ± 0.025 % • Good repeatability • Simple and flexible mounting • Essentially infinite resolution Made in two separate parts: - the sensing element - the wiper Special designs available on request The LMF is a reduced bulk, precision motion transducer, designed for easy integration into equipment. • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 QUICK REFERENCE DATA Sensor type Output type Market appliance Dimensions LINEAR, conductive plastic Solder pads Industrial L x 15 mm x 1.6 mm (with L = TET + 18 mm) ELECTRICAL SPECIFICATIONS Theoretical electrical angle (TEA = E) From 25 mm to 1000 mm in increments of 25 mm ± 1 %; ± 0.1 % Independent linearity (over TET) On request ± 0.05 % for E 100 mm ± 0.025 % for E 200 mm Actual electrical travel (AET) AET = TET + 2 mm From 400 /cm to 2 k/cm Ohmic value Resistance tolerance at 20 °C ± 20 % 0.01 % Repeatability Maximum power rating Wiper current 0.05 W/cm at 40 °C 0 W at 85 °C Recommended: a few μA - 1 mA max. (continuous) Minimum 103 x RT Load resistance Insulation resistance 1000 M, 500 VDC 750 VRMS, 50 Hz Dielectric strength MECHANICAL SPECIFICATIONS Support of element On request Wiper (non insulated) On request Fiberglass epoxy Plastic moulding Precious metal multifinger Insulated Terminals On request Soldering pads By wires Fixing On request Glued: Double face Isotac Screwed: Holes in the support PERFORMANCE Operating life 25 million cycles typical/1 Hz/T° = 20 °C ± 5 °C/80 % TET Temperature range -55 °C to +125 °C Note • Nothing stated herein shall be construed as a guarantee of quality or durability. Revision: 26-Mar-15 Document Number: 54009 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Series KIT LMF www.vishay.com Vishay Sfernice DIMENSIONS in millimeters, general tolerance ± 0.2 mm 0.3 STANDARD MODEL: LMF...W02851 ± 0.2 5.8 WORKING POSITION 1.6 L = TET + 18 MAX. WIPER TRAVELS COLLECTOR TRACK 2 2.4 SOLDERING PADS 13 5.2 2 6.35 2.4 11.15 15 8 7 3.5 RESISTIVE TRACK 1 TET = E SILVER AREA 10 ± 0.5 SILVER AREA AET = TET + 2 12.2 EXAMPLES OF SPECIAL DESIGNS ORDERING INFORMATION/DESCRIPTION KIT LM F 3 D 103 W... e. SERIES MODEL CONDUCTOR THEORETICAL ELECTRICAL TRAVEL LINEARITY OHMIC VALUE MODIFICATIONS LEAD FINISH F: Plastic S: Serigraphy Times 25 mm A: ± 1 % D: ± 0.1 % E: ± 0.05 % F: ± 0.025 % First 2 digits are significant numbers 3rd digit indicates number of zeros Special feature code number SAP PART NUMBERING GUIDELINES LMF 3 D 103 W.... MODEL TET LINEARITY OHMIC VALUE SPECIAL FEATURES Revision: 26-Mar-15 Document Number: 54009 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. 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Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000