Series 270 16mm Rotary Potentiometer 16mm Compact size Versatile Mounting Styles Single, Tandem, and Concentric Options Power Switch Option Panel Seal Available Low Noise Output Ordering Information Terminal Mounting Shaft Shaft Dia. Resistance Resistance Switch Special Series Taper Style Style A Length L and Trim Code Tolerance Type Options 270/275 T 2 20 R 103 B 1 A 1 Code Spec. Code Type Metal Shaft T Solder lug A None A .125 Dia. round *X PC B Rotary B .125 Dia. flatted PC formed Metal Shaft C Momentary *U C .125 Dia. slotted to front 16 .500 D Push-pull R .156 Dia. round PC formed 20 .625 V to rear F .156 Dia. flatted 24 .750 S .156 Dia. slotted * Series 275 required 28 .875 Code Spec. G .187 Dia. round 32 1.000 1 Linear H .187 Dia. flatted Length Increment: 1/32 2 10% Audio J .187 Dia. slotted Molded Shaft 10% CCW 3 X .236 Dia. round .500 Audio 16 L .236 Dia. flatted (trim U & K only) Brass Bushing .875 M .236 Dia. slotted 28 (trim V only) Code Spec236 Dia. split knurl 2 .250 N Code Spec984 (18 teeth) A 10% 3 .375 32 1 Left locating lug (trim W only) P .250 Dia. round B 20% 8 1.000 Left locating lug D .250 Dia. flatted C 30% 2 3/8-32UNEF-2A with 50% detent Length Increment: 1/8 E .250 Dia. slotted Right locating lug 3 Twist Tab Mount .236 Dia. split knurl with 50% detent T (24 teeth) 1 Twist tab Code Spec. 4 Right locating lug Molded Shaft Bracket Mount 501 500 5 No locating lug .187 Dia. split knurl 0 Bracket 102 1 k *U (.500 shaft length) 252 2.5 k .236 Dia. split knurl **K 502 5 k (.500 shaft length) 103 10 k .187 Dia. flatted *V (.875 shaft length only) 253 25 k .236 Dia. flatted 503 50 k **W (.984 shaft length only) 104 100 k *Not available with switch **With rotary switch only www.ctscorp.com 2019-05-23 Rev. A Page 1 of 8 2019 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. Series 270 16mm Rotary Potentiometer Electrical Specifications Parameter Conditions & Remarks Min Max Unit Linear 500 2 Meg Resistance Range 5k 200k Audio Standard -30 +30 % Resistance Tolerance Special -20 +20 % Special -10 +10 % 55C, resistances 100 k 0.25 watts Power Rating 55C, resistances >100 k 0.20 watts Dielectric Strength 1 minute 750 VAC Insulation Resistance 250 VDC 100 M Maximum Operating Voltage 500 VDC Effective Electrical Angle Without switch 300 of Rotation With switch 290 Mechanical and Environmental Parameter Conditions & Remarks Min Max Unit Operating Temperature Range -10 +70 C Rotational Life 10,000 cycles Without switch 300 Mechanical Angle With switch 315 Rotational Torque 36 360 gf-cm Stop Strength 5.76 kgf-cm Push-Pull Strength of Shaft: 10 kg for 10 seconds Soldering Condition: Maximum temperature of 260 for 5 seconds Mounting Information: Bushing, twist tab, solder lug, snap-in PC bracket, PC terminal Packaging: Standard cardboard box packaging All testing is performed at room ambient conditions except as noted. Users should verify device actual performance in their specific applications. This product is compliant to RoHS3 Directive 2015/863 Amendments of Annex II on 31 March 2015, and REACH SVHC Directive EC 1907/2006 Amendments of Annex XIV & Annex XVII on 15 January 2018. Custom and value-added options available on request. Please contact your sales representative for additional information. Electrical and Mechanical Specifications www.ctscorp.com 2019-05-23 Rev. A Page 2 of 8 2019 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.