Thumbwheel 3 Series Thumbwheel Switches Features/Benefits Typical Applications Most complete product offering in the industry Test & measurement equipment Spacers available to fit most panel cutouts Industrial equipment Front or rear mounting options Computer devices Specifications Materials CONTACT RATING: HOUSING: ABS plastic. CARRY: 1 AMP continuous. THUMBWHEEL: ABS plastic. SWITCH: 100 mA max. ROTOR CONTACTS: Precious metal on copper alloy. OPERATING VOLTAGE: 50 mV to 28 V DC or 120 V AC. STATOR CONTACTS: Hard gold over nickel over copper ELECTRICAL LIFE: 100,000 actuations. on epoxy fiberglass. CONTACT RESISTANCE: Below 100 m typ. initial NOTE: Specifications and materials listed above are for switches with standard options 2-4 V DC, 100 mA. For information on specific and custom switches, consult Customer Service Center. 9 INSULATION RESISTANCE: 10 min. * Note: All models listed are RoHS compliant. See Technical Data section of this catalog for DIELECTRIC STRENGTH: 500 Vrms min. sea level RoHS compliant and compatible definitions and specifications. between common terminal and any output. OPERATING TEMPERATURE: -40C to 65C. Build-A-Switch To order, simply select desired option from each category and place in the appropriate box. Available options are shown and described on pages M4 thru M10. For additional options not shown in catalog, consult Customer Service Center. Consult factory for illumination availability. Series 3 Thumbwheel switch Number of Sections 0 Switch section 1 1 Switch section Function Code 2 2 Switch sections 11 Decimal, SP, 10 position 3 3 Switch sections Mounting Style 14 Resistor decade 4 4 Switch sections 00 Snap-in, front mount 21 BCD, 10 position 5 5 Switch sections 09 Snap-in, front mount* 23 Complement of BCD, 10 position 6 6 Switch sections 10 Rear mount 27 BCD, 10 position Terminations 7 7 Switch sections 19 Rear mount* 31 BCD, 10 position 0 Type 0 8 8 Switch sections 20 Rear mount 71 BCH, 16 position 1 Type 1, extended type 0 9 More than 8 29 Rear mount* N Solder pins with .100 spacing** switch sections P Solder pins with .156 spacing** 9 Any combination Color/Marking/Stops *X9 mounting styles must be ordered with 0 number of sections. 0 Matte black body, gloss M black wheel, Seal white marking 0 No seal ** Note: Termination option N (RoHS compliant) replaced termination option 3 (Non-RoHS compliant). 1 Sealed contacts Termination option P (RoHS compliant) replaced termination option B (Non-RoHS compliant). 2 Dust lens 3 Sealed contacts & dust lens Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ck-components.com M33 Series Thumbwheel Switches SERIES 3 THUMBWHEEL SWITCHES NUMBER OF SECTIONS 0 Switch section only, no assembly. Blank bodies are considered sections endplates are not sections. Must be ordered with 09 or 19 mounting style options, see pages M5 and M6. 1-8 Number of switch sections in assembly, includes endplates. 9 More than 8 switch sections, specify on CONFIGURATION FORM, page M10 and consult Customer Service Center. NOTE: Endplates and blank sections available separately, see pages M13 and M14. FUNCTION CODE 11 DECIMAL1 POLE 10 POSITION 14 RESISTOR DECADE 1-2-2-2-2 CODE 21 BCD 1-2-4-8 10 POSITION (RESISTORS NOT SUPPLIED) M Available Terminations: 0, 1, N Available Terminations: 1 Available Terminations: 0, 1, N See fig. 1, page M-7. See fig. 1, page M-7. See fig. 1, page M-7. NOTE: For terminal location diagram, see page M-7. Dimensions are shown: Inches (mm) Specifications and dimensions subject to change www.ck-components.com M4 Thumbwheel