Series 227 Data Sheet ® Electrocomponents Rotary Switch Industrial Rotary Switch Features • Hill and valley detent • Enclosed diecast detent plate • Low cost • 30˚ indexing • Solder lug and printed circuit terminals available • Molded stator prevents solder from flowing into the circuit • Custom switching patterns available • Index or wafers are available separately • RoHS compliant Electrical and Mechanical Specifications Indexing Double bump spring hill and valley detent with 30° indexing for 2 through 12 positions or continuous rotation. Voltage and Contact Rating UL Rating: 3/4 amp at 125 VAC (shorting type only) Special Rating: 1/4 amp at 28 VDC (shorting or non shorting) 1 amp at 28 VDC (shorting type only) Contact Resistance .015 ohm max. when measured from adjacent terminals Stop Strength 15 in-lb (17.3 Kgf-cm) Torque As required within a range of 10 in-oz. (720 gf-cm) to 60 in-oz. (4.3 Kgf-cm) Detent Rotational Life 25,000 cycles Materials Shaft: Aluminum or brass at CTS option Bushing: Brass or Zinc diecast at CTS option Detent Spring: Stainless steel Detent Plate: Zinc diecast Rotor Contacts, Stator Contacts and Terminals: Silver plated brass standard Stator Insulator: Glass reinforced thermoset material Bushing Lengths Standard: 3/8"-32 UNEF-2A Thread,1/4" (6.35mm) or 3/8" (9.53mm) long. Special Lengths: Available as required Locating Lugs Standard: Left side .531" (13.5mm) radius Special: Right side .531" (13.5mm) radius or no lug Shaft Trim Standard: Plain round, Flat, Slot, Knurl, or mixed (Flat with Slot) Special: Available as required Frames Machine screw, or staked strut (up to 3 wafers only) Technical Data Sheet 1448C 1-3 CTS Electrocomponents © 2015 CTS Corporation. All rights reserved. Information subject to change. 08/12/15 www.ctscorp.com Physical Dimensions 0.38 .015 1.55 .061 0.4 "A"± .016 28.6 1.125 6.35 .250 * L 33.3 1.312 6.35 .250 3.2 .125 0.8 "L"± .031 Ø 6 .3 5 .250 26.98 1.062 3/8”-32 UNEF 2A THD. A 13.5 .531 NOTE : 10.82/.426 DIMENSION BASED UPON USE OF ONE 6.35/.250 NO SPACERS OR SPACERS OF NUMEROUS LENGTHS ARE AVAILABLE TO PROVIDE PIN SPACINGS AS REQ'D. Detent Only DIMENSION: 8.07 .318 10.82 .426 * Typical Assembled Switch mm inch Available Terminal Styles 39.95 1.573 17.44 .687 21.0 17.44 5.74 .226 .687 (7) X-Style Ø1.98 HOLE @ 15° .076 AS REQUIRED 1.062 .531 26.98 15° 13.49 33.32 Ø38.76 TO OUTSIDE 1.526 OF TERMINALS Y-Style 1.312 26.2 1.03 22.1 .870 .827 36.6 1.44 Ø2.94±0.05 (2)THR. HOLE .116±.002 26.98 1.062 R15.09 T-Style .594 2-CLEARANCE HOLES FOR 7.09 .279 4.46 4.95 .279 1.28 .050 2.79 .110 2.54 .100 (13) U-Style DIMENSION: 17.44 . 68 7 .176 3.7 .146 7.88 .310 36.44 1.433 #4-40 PANHEAD SCREWS P.C. BOARD MOUNTING HOLE 38.0 1.496 P-Style mm inch 2-3 CTS Electrocomponents © 2015 CTS Corporation. All rights reserved. Information subject to change. 08/12/15 www.ctscorp.com Ordering Information 227 T 01 POLES 01 – 1 POLE 10 – 10 POLES ETC. 02 N CONTACT TYPE N – NON SHORTING (BREAK BEFORE MAKE) S – SHORTING (MAKE BEFORE BREAK) * Maximum of 11 shorting changes (make before break) on one wafer, maximum of 12 nonshorting changes (break before make) on one wafer. TERMINAL STYLE T – SOLDER LUG X – PC WITH .688"(7.48mm) HEIGHT STAND OFF U – PC FORMED TO REAR P – X STYLE WITH .100" (2.54mm) SPACING Y – PC WITH .870" (22.1mm) HEIGHT STAND OFF 3-3 CTS Electrocomponents 2 20 R SHAFT FMS 1/32" INCREMENTS 20 – .625" (15.9mm) 24 – .750" (19.1mm) 28 – .875" (22.2mm) 32 – 1.000" (25.4mm) N SPECIALS N – LOCATING LUG LEFT SIDE D – NO LOCATING LUG E – LOCATING LUG RIGHT SIDE POSITIONS 02 – 2 POSITIONS 12 – 12 POSITIONS, ETC. MOUNTING STYLE BUSHING LENGTH: 1/8" INCREMENTS EXAMPLES: 2 – .250" (6.35mm) 3 – .375" (9.5mm) SHAFT TRIM R –ROUND F –FLATTED .375" X .156" (9.55mm X 4.0mm) K –KNURLED EIA S148(24 TEETH) S –SD SLOT .047" WIDE X .063" DEEP (1.2mm X 1.6mm) M – FLATTED .375” X .218” (9.53mm X 5.54mm) WITH SLOT © 2015 CTS Corporation. All rights reserved. Information subject to change. 08/12/15 www.ctscorp.com