026

Series 026 ® Industrial 15/16" (24mm) Diameter, 5-Watt, Wirewound Variable Resistors Features • Dust-proof construction • Water splash proof construction available • 5-watt power rating • Superior resistance stability in temperature and environment change • Tandem constructions available • Bushing or twist tab mounting power switches • Excellent linearity performance • RoHS compliant • Available with pull-push and rotary Electrical and Mechanical Specifications Resistance Range Linear : 1 ohm through 25K ohms Audio : 20 ohms through 10K ohms Resistance Tolerance Standard : ± 10% Spec ial : Tight er t oleranc e av ailable in mos t res is t anc e v alues Power Rating 5 watts @25°C, 4 watts @ 55°C, derated to no load at 105°C, linear taper (Derating required on two section countols.) Voltage Rating Bushing to Terminals: High pot test, one minute -- 1,000 VAC Operating maximum -- 500 VDC Across End Terminals: 350 VDC maximum, load not to exceed wattage rating. Resistance Tapers Standard: Linear or 20% audio Special: Consult CTS Linearity Standard: 3% linearity Special: Consult CTS Power Switches Rotary Pole-SPST, DPST & SPDT Pull-Push Pole-SPST (Pull-ON, Push-OFF) Rotational Angle Mechanical Rotation: Without switch: 300°±5° With switch: 300°±5° Effective Rotation: Without switch: 280°±5° With switch: 265°±5° Rotational Torque: Standard: 3/4 to 6 in. oz (54 - 432 gf-cm) Special: higher torque models available, consult CTS Operating Temperature -30°C to +85°C (continued on next page) 1-4 CTS Electronic Components © 2006 CTS Corporation. All rights reserved. Information subject to change. www.ctscorp.com 10/15/06 Shaft Center to Lug Shaft Information Standard: .438" (11.1mm) Available for round, flatted, knurled, or slot metal shaft Special: .531" (13.5mm) available Diameter: 6.35mm (.250") Consult CTS for custom-made metal and economic plastic shaft Special Features and Constructions Mounting Information Terminals accepting push-on connectors available. Bushing Mount Straight or concentric tandem constructions. Diameter: EIA standard 3/8-32 UNEF-2A thread Can be combined with 450 series, 15/16" (24mm) diameter, to make any combination of straight or concentric tandem Standard length: 9.53mm (.375") or 6.35mm (.250") constructions with or without switch. Consult CTS for custom-made metal and economic plastic Long life constructions available. bushing Twisted Tab Mounting Available Locating Lugs Standard: Left lug with terminals facing inward Available: No lug, right lug or two lugs with terminals facing inward Long Life Construction This construction provides an extended life of 50K and 100K cycles. Consult CTS for details. T026 Metal Shaft, Bushing Mounting, Type "T" Solder Lug Terminals 11.9 .469 MTG. SURFACE 3/8-32 UNEF-2A 3.18 .125 Ø23.8 .937 M AX. 19.8 .780 11.1 .437 CLEARANCE HOLE 4.16±0.08 .164±.003 2.08±0.08 .082±.003 1 3 1.57±0.08 .062±.003 ±0.4 "A" ±.016 ±0.8 "L" ±.031 MAX. 22.2 .875 TERMINAL (3) HOLES Ø2.18 /.086 2 ±0.08 ±0.08 10.41 10.41 .410 .410 ±.003 ±.003 WIPER CW 3 CLOCKWISE CIRCUIT 1.57±0.08 .062±.003 MOUNTING HOLE DETAIL 2 CCW 1 DIMENSION: mm inch X026 / Y026 Metal Shaft, Bushing Mounting, Printed Circuit Type X/Y Terminals MTG. SURFACE "A" ±0.4 ±.016 11.1 .437 3.18 .125 Ø23.8 .937 MTG. SURFACE REF. 2.03±0.05 3.68 .080±.002 .145 Ø2.08±0.05 .082±.002 (6) HLS. 3/8-32NEF-2A 4.0 .156 1 2 3 X=17.5 .687 Y=22.0 .867 TYP. 7.92 .312 MOUNTING HOLE DETAIL 2 CCW 1 CLOCKWISE CIRCUIT WIPER CW 3 "L"±0.8 ±.031 TYP. 7.92 .312 4.9 .191 DIMENSION: mm inch 2-4 CTS Electronic Components © 2006 CTS Corporation. All rights reserved. Information subject to change. www.ctscorp.com 10/15/06 U026 Metal Shaft, Bushing Mounting, Printed Circuit Type “U” Formed Terminals MTG. SURFACE CLEARANCE HOLE 11.1 .437 3.18 .125 11.9 .469 4.16±0.08 .164±.003 (2) (2) (2) Ø23.8 .937 1.57±0.08 .062±.003 ±0.08 10.41 .410 ±.003 14.83 .58 3/8-32 UNEF-2A ±0.4 "A" ±.016 ±0.8 "L" ±.031 1 2 3 MAX. 22.2 .875 (2) MOUNTING HOLE DETAIL 7.87 .31 2 CCW 1 CLOCKWISE CIRCUIT WIPER CW 3 Ø2.54 (3) .1 DIMENSION: mm inch V026 Metal Shaft, Bushing Mounting, Printed Circuit Type “V” Formed Terminals 4.16±0.08 .164±.003 11.9 .469 MTG. SURFACE 3/8-32 UNEF-2A Ø 2 3 .8 .9 3 7 3.18 .125 11.1 .437 CLEARANCE HOLE 2.08±0.08 .082±.003 34.5 1.36 REF. 1.57±0.08 .062±.003 3 ±0.08 ±0.08 1.57±0.08 10.41 10.41 .062±.003 .410 .410 ±.003 ±.003 MOUNTING HOLE DETAIL ±0.4 "A" ±.016 ±0.8 "L" ±.031 1 2 1 9 .8 .7 8 0 M A X . 22.2 MAX. .875 2 CCW 1 CLOCKWISE CIRCUIT WIPER CW 3 7.92(2)±0.05 .031±.002 Ø2.08±0.05 .082±.002 2.03±0.05 .080±.002 PCB LAYOUT DIMENSION: mm inch S026 Metal Shaft, Bushing Mounting, Faston Type “S” Formed Terminals MTG. SURFACE CLEARANCE HOLE 4.16±0.08 .164±.003 2.08±0.08 .082±.003 11.9 .469 3/8-32 UNEF-2A 3.18 .125 11.1 .437 Ø 2 3 .8 .9 3 7 1.57±0.08 .062±.003 ±0.4 "A" ±.016 "L" ±0.8 ±.031 1 2 3 8.0 .315 ±0.08 ±0.08 10.41 10.41 .410 .410 ±.003 ±.003 1.57±0.08 .062±.003 MOUNTING HOLE DETAIL 2 CCW 1 CLOCKWISE CIRCUIT WIPER CW 3 22.2 MAX. .875 DIMENSION: mm inch 3-4 CTS Electronic Components © 2006 CTS Corporation. All rights reserved. Information subject to change. www.ctscorp.com 10/15/06 VPE026 Metal Shaft, Twist TAB Mounting, Type “V” Formed Terminals MTG. SURFACE 11.9 .469 ±0.8 “L” ±.031 8.33 CENT. .328 MAX. 23.5 .925 MIN. 21.1 .832 7.92(2)±0.05 .031±.002 Ø2.08±0.05 .082±.002 2.03±0.05 .080±.002 PCB LAYOUT 2 CCW 1 2 3 1 CLOCKWISE CIRCUIT WIPER CW 3 CLEARANCE HOLE 4.17 .164 CENT REF. 34.5 1.358 Ø23.8 .937 3.96 .156 CENT. 1.57 .062 10.41 10.41 .410 .410 1.57 .062 MOUNTING HOLE DETAIL DIMENSION: mm inch 22.2 MAX .875 * Consult CTS for details T2-026 Dual-section, Metal Shaft, Bushing Mounting, Type “T” Solder Lug Terminals 23.0 .906 MTG. SURFACE ±0.8 "L" ±.031 (R) (P) CLEARANCE HOLE 11.1 .437 2 CCW 1 WIPER CW 3 6 5 WIPER 3.18 .125 4.16±0.08 .164±.003 2.08±0.08 .082±.003 23.8 .937 MAX 19.8 .780 4 3/8-32 UNEF-2 ±0.4 "A" ±.016 1 4 2 5 3 6 CLOCKWISE CIRCUIT 1.57±0.08 .062±.003 TERMINAL HOLES Ø2.18/.086 * More multi-section models available, consult CTS for details 22.2 .875 MAX. ±0.08 ±0.08 1.57±0.08 10.41 10.41 .062±.003 .410 .410 ±.003 ±.003 MOUNTING HOLE DETAIL DIMENSION: mm inch Ordering Information 026 T 2 20 R SHAFT TRIM 103 B RESIST TOL A - ±10% B - ±20% D - ±5% 1 A 1 SPECIALS 1 - LOCATING LUG LEFT SIDE 2 - LOCATING LUG RIGHT SIDE 3 - NO LOCATING LUG 5 - LOCATING LUG BOTH SIDE TERMINAL STYLE TXYUSOLDER LUG PC .687”(17.5mm) PC .867”(22.0mm) FORMED TO FRONT V - FORMED TO REAR S - FASTON METAL MOUNTING STYLE “A” BUSHING LENGTH: 1/8" INCREMENTS EXAMPLES: 2 3 8 1 .250"(6.35mm) .375"(9.53mm) 1.000"(25.4mm) TWIST TAB MOUNT A - .250"(6.35mm) DIECAST B - .375"(9.53mm) DIECAST - R - ROUND F - FLATTED .375"X.156" (9.53mmX4.0mm) K - KNURLED EIA S148 24 TEETH S - SD SLOT .063" DEEP X.047" WIDE (1.6mmX1.2mm) TAPER 1 - LINEAR 2 - 20%AUD 3 - 20%CCW AUD METAL SHAFT LENGTH “L” FROM MOUNTING SURFACE 1/32"INCREMENTS EXAMPLES: 20 - .625"(6.35mm) 24 - .750"(19.5mm) 28 - .875"(22.2mm) 32 - 1.000"(25.4mm) * CONSULT CTS FOR SPECIAL REQUIREMENTS RESISTANCE CODE EXAMPLES CODE 5A0 501 102 252 502 103 253 RESISTANCE 5 OHMS 500 OHMS 1K 2.5K 5K 10K 25K SWITCHES A - NONE B - SPST C - DPST D - SPDT E - SPST F - SPST FUNCTION ROTARY ROTARY ROTARY PULL-PUSH ROTARY CTS TYPE TGC 027 028 FR-K FR-GC CURRENT RATING 6AMP@125VAC 3AMP@125VAC 1AMP@250VAC 3AMP@125VAC 3AMP@125VAC 3AMP@125VAC 1AMP@250VAC/DC * CONSULT CTS FOR DETAILS 4-4 CTS Electronic Components © 2006 CTS Corporation. All rights reserved. Information subject to change. www.ctscorp.com 10/15/06