C&K 3P Series Miniature Pushwheel Switches Features/Benefits Typical Applications Snap-in front mount design for Test & measurement equipment easy assembly Industrial machinery 10 position models available Computer peripherals Illuminated backlighting available Specifications Materials CONTACT RATING: HOUSING: Polycarbonate (UL 94V-0). CARRY: 1 AMP continuous. PUSHWHEEL: Polycarbonate (UL 94V-0). SWITCH: 0.4 VA max., 100 mA max., 28 V DC max. PUSHBUTTON: Polycarbonate (UL 94V-0). OPERATING VOLTAGE: 50 mV to 28 V DC. ROTOR CONTACTS: Gold over nickel over copper alloy. ELECTRICAL LIFE: 100,000 actuations. STATOR CONTACTS: Hard gold over nickel over copper CONTACT RESISTANCE: Below 300 m typ. on epoxy fiberglass. 2-4 V DC, 100 mA. NOTE: Specifications and materials listed above are for switches with standard options. 9 INSULATION RESISTANCE: 10 min. (dry). For information on specific and custom switches, consult Customer Service Center. DIELECTRIC STRENGTH: 500 Vrms min. sea level between common terminal and any output. OPERATING TEMPERATURE: 10C 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 M-17 thru M-19. For additional options not shown in catalog, consult Customer Service Center. Consult factory for illumination availability. Series 3P (STD.) Miniature pushwheel Number of Sections 0 Switch section 1 1 Switch section Function Code 2 2 Switch sections 21 BCD 1-2-4-8 3 3 Switch sections 23 Complement of BCD 1-2-4-8 4 4 Switch sections Mounting Style 0 Snap-in, front mount 3 Snap-in, front mount Terminations 0 (STD.) Short PCB 1 Extended PCB 3 Short PCB with solder pins 9 Any combination M A Extended PCB with solder pins Color/Marking/Stops 0 Matte black housing, gloss black wheel, white marking, black pushbutton 9 Combination of body colors, wheel colors, marking and/or stops Dust Lens 0 (STD.) No Iens 2 Dust lens Dimensions are shown: IN (mm) Dimensions subject to change www.ittcannon.com M-16 Thumbwheel & PushwheelThumbwheel & Pushwheel C&K 3P Series Miniature Pushwheel Switches SERIES 3P (STD.) MINIATURE PUSHWHEEL SWITCH N = Number of sections. NUMBER OF SECTIONS 0 Switch section only, no endplates. 1-4 Number of switch sections in assembly, includes endplates. NOTE: Endplates and blank sections available separately, see page M-20. FUNCTION CODE 21 BCD 1-2-4-8, 10 POSITION 23 COMPLEMENT OF BCD 1-2-4-8, 10 POSITION M Available Terminations: 0, 1, 3 Available Terminations: A, 0, 1, 3 See figs. 2 & 3, page M-19. See figs. 2 & 3, page M-19. Third Angle NOTE: For terminal location diagrams, see page M-19. Projection Dimensions are shown: IN (mm) Dimensions subject to change www.ittcannon.com M-17