series rec 34 l www.vishay.com vishay sfernice revision: 26-mar-15 1 document number: 54019 for technical questions, contact: sferprecisionpot@vishay.com 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 precision linear transducers, conductive plastic, up to 450 mm the 34 l is a compact, accurate and adaptable motion transducer for both indust rial and military markets. features ? measurement range 25 mm to 450 mm ? high accuracy 1 % down to 0.025 % ? essentially infi nite resolution ? long life ? sealed on request ? material categorization: fo r definitions of compliance please see www.vishay.com/doc?99912 note ? nothing stated herein shall be construed as a guarantee of quality or durability. quick reference data sensor type linear, conductive plastic output type wires market appliance professional dimensions l x 19 mm dia. (with l = tet + 63 mm) electrical specifications theoretical electrical travel (tet = e) in increments of 25 mm 25 mm 450 mm independent linearity (over tet) ? on request ? 1 % - ? 0.1 % ? 0.05 % for e ? 100 mm ? 0.025 % for e ? 200 mm actual electrical travel (aet) see table 1 ohmic values (r t ) from 400 ? /cm to 2 k ? /cm resistance tolerance at 20 c 20 % repeatability ? 0.01 % maximum power rating 0.05 w/cm at 70 c, 0 w at 125 c wiper current recommended: a few a - 1 ma max. (continuous) load resistance minimum 10 3 x r t number of tracks 1; on request 2 insulation resistance ? 1000 m ? , 500 v dc dielectric strength ? 750 v rms , 50 hz mechanical specifications mechanical travel tet + 2 mm min. housing anodized aluminum operating force on request 0.35 n typical (standard model) 2.50 n typical (sealed model) shaft (free rotation ) stainless steel termination on request 3 wires ptfe awg-30 l = 300 mm cable or connector wiper precious metal multifinger sealing ip65 on request performance operating life 25 million cycles typi cal/1 hz/t = 20 c 5 c/80 % tet temperature range - 55 c to +125 c sine vibration on 3 axes 1. 5 mm peak to peak or 15 g - 10 hz - 2000 hz mechanical shocks on 3 axes 50 g - 11 ms - half sine
series rec 34 l www.vishay.com vishay sfernice revision: 26-mar-15 2 document number: 54019 for technical questions, contact: sferprecisionpot@vishay.com 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 standard model dimensions in millimeters, general tolerance 1 mm electrical connections tet = e aet tol. 25 mm to 275 mm e + 1 mm 0.5 mm 300 mm to 450 mm e + 1 mm 0.8 mm accessories on request - dimensions in millimeters, general tolerance 3 mm clamp for 34l ? vishay reference: cq00051 l = e + 63 z = 12 z = 12 0.5 0.5 25.4 1 ? 19.05 0.25 34 l ? 5 - 0 - 0.025 z = tightening zone tet = theoretical electrical travel aet = actual electrical travel mt = mechanical travel terminals cable 3 alim. (+): green blue 2 wiper: red red 1 alim. (-): yellow white tet = e aet mt wire ? 9 ? 4.5 5.5 11 0.3 34 15 6.1 13 26
series rec 34 l www.vishay.com vishay sfernice revision: 26-mar-15 3 document number: 54019 for technical questions, contact: sferprecisionpot@vishay.com 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 options - dimensions in millimeters, general tolerance 1 mm option 1: sealed (ip65): w03280 model code l 34 l w03280 tet + 83.5 option 2: delivered with clamps and binder connector 680: w05013 option 3: spring loaded shaft; output by shielded cable: w01744 model code a l 34 l1 w01744 61.4 tet + 119.5 34 l2 w01744 93.6 34 l3 w01744 125.8 34 l4 w01744 158 option 4: double ball joint: w03263 model code b l ? v w x y tet 34 l w03263 l1 to l5 tet + 151.6 tet + 82.8 5 8 18 42 2 25 to 125 l6 to l10 tet + 173.6 tet + 104.8 5 8 18 42 2 150 to 250 l11 to l12 tet + 230 tet + 161.2 5 8 18 42 2 275 to 300 ordering information/description rec 34 l 3 d 103 w... e. series model number of tracks theoretical electrical travel linearity ohmic value modifications lead finish l = 1 track ll = 2 tracks times 25 mm a: 1 % ? d: 0.1 % ? e: 0.05 % ? f: 0.025 % first 2 digits are significant numbers 3 rd digit indicates number of zeros special feature code number sap part numbering guidelines re 34 l 3 d 103 w.... series model tet linearity ohmic value special features l 13 max. ? 13 max. x = tet + 70 34.5 2 11.4 23 ? 6.35 x 0.9 1/4-28 nef-2a 11.1 on flats 6.35 on flats ajustable fixing max. clearance a ? 19.05 10 34.4 ? 3.9 44.8 l a 13 max. ? 13 max. b l y ? v w x 15
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