RT25 Vishay Sfernice Wirewound Rheostat/Potentiometer FEATURES * 25 W at 25 C * CCTU 05-03B (PA1) * Vitreous - RT style * Compliant to RoHS directive 2002/95/EC DIMENSIONS in millimeters ADAPTATION BOARD PANEL CUT OUT DETAILS O 10.5 2 holes O 5 7.6 23.5 RT25-PA1 4 25 38 23.5 M10 x 0.75 -0 O 6 - 0.05 PANEL CUT OUT DETAILS O 4.5 12.5 0.5 23 O 2.2 91 60 12 22 2 28 AS O 10.5 MOUNTING SIDE MECHANICAL SPECIFICATIONS LOCKING DEVICE Mechanical Protection Mechanical Travel Operating Torque End Stop Torque Unit Weight This is supplied as an option. The available spindle length is according to the panel thickness. Order reference: DBA6 Vitreous 300 5 1 Ncm to 10 Ncm 50 Ncm 80 g 1 0.2 ENVIRONMENTAL SPECIFICATIONS Temperature Range Climatic Category - 55 C + 320 C CCTU 454 CEI 55/200/56 13 2 tightening screws spanner n 14 ELECTRICAL SPECIFICATIONS Tolerance Standard 10 % Power Rating Variation Law Dielectric Strength Insulation Resistance www.vishay.com 134 max. panel thickness 6.5 1 to 4.7 k Ohmic Range 25 W at 25 C Standard On request Linear Sectorial winding 1000 VRMS 103 M (500 VCC) ADAPTATION BOARD This enables 2 point mounting instead of bush mounting. The adaptation board is supplied as an option with 2 mounting screws. Consequently, the available spindle length is reduced by 9.5 mm. For technical questions, contact: sfer@vishay.com Document Number: 50026 Revision: 23-Mar-09 RT25 Wirewound Rheostat/Potentiometer PARTICULAR CHARACTERISTICS Vishay Sfernice SPINDLES NOMINAL RESISTANCE MAX. SERVICE VOLTAGE V MAX. CURRENT THROUGH WIPER mA 1 5 5000 1.5 6.12 4080 2.2 7.42 3370 3.3 9.08 2750 4.7 10.8 2300 6.8 13 1920 10 15.8 1580 15 19.4 1290 22 23.5 1070 33 28.7 870 47 34.3 730 68 41.2 605 100 50 500 150 61.2 408 220 74.2 337 330 90.8 275 470 108 230 680 130 192 1K 158 158 1.5K 194 129 2.2K 235 107 3.3K 287 87 4.7K 343 73 O mm DISTANCE TO MOUNTING PLATE mm SCREW DRIVER SLOT CODE With ASF 22 Without AM With AMF 50 Without AL 22 Without AS 25 6 6 For any special requirement on request: spindle flats, etc. Please supply detailed drawing. COMMAND SHAFT 29JF (OPTION) 18 O 43 O7 21 DIAL CG57 (OPTION) 4 holes O 3.5 4 O 12 5 6 3 7 2 8 47 56 9 1 10 0 47 56 MARKING Vishay Sfernice trademark, series, style, power rating in watts, ohmic value (in or k), tolerance (in %), maximum current in A, manufacturing date. ORDERING INFORMATION RT 025 ASF 2201 K B XXX MODEL STYLE SPINDLE OHMIC VALUE TOLERANCE PACKAGING SPECIAL DESIGN GLOBAL PART NUMBER INFORMATION R T GLOBAL LOCKING SIZE MODEL DEVICE (OPT.) RT 025 D Document Number: 50026 Revision: 23-Mar-09 0 2 WINDING (OPT.) 5 A COMMAND SHAFT S 1 0 R OHMIC VALUE The three first digits are AS = Standard significant figures and the (Diam: 6 mm) last digit specifies the AM number of zeros to follow. AMF R designates decimal point. AL As applicable ASF xxx(x) = 2002 = 20 k Internal 4700 = 470 number 10R0 = 10 0R01 = 0.01 BXXX or BXXXX For technical questions, contact: sfer@vishay.com 0 K B TOLERANCE PACKAGING J=5% K = 10 % B = Bulk BO10 SPECIAL As applicable Ex = DXxx No standard packaging: N = Bulk, qty. open www.vishay.com 135 Legal Disclaimer Notice 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. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. 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Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining applications or for any other application in which the failure of the Vishay product could result in personal injury or death. Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree to fully indemnify and hold Vishay and its distributors harmless from and against any and all claims, liabilities, expenses and damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 11-Mar-11 www.vishay.com 1