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| C&K 8700 Series Overtravel Pushbutton Switches A Pushbutton Features/Benefits * Extended pre-travel or over-travel * Heavy-duty brass plunger * Long electrical life -- 100K cycles * RoHS compliant Typical Applications * Telecommunications * High end Instrumentation * Medical & test equipment * Detection Specifications CONTACT RATING: Q contact material: 1 AMP @ 120 V AC or 28 V DC. See page A-74 for additional ratings. ELECTRICAL LIFE: 100,000 actuations at full load. CONTACT RESISTANCE: Below 30 m typ. Initial @ 2-4 V DC, 100 mA. INSULATION RESISTANCE: 103 min. DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level. OPERATING TEMPERATURE: -30C to 65C. NOTE: Any models supplied with Q, or B contact material are RoHS compliant. For the latest information regarding RoHS compliance, please go to: www.ittcannon.com/rohs. NOTE: Specifications and materials listed above are for switches with standard options. For information on specific and custom switches, consult Customer Service Center. Materials CASE: Diallyl phthalate (DAP) (UL 94V-0). PLUNGER: 8731 - .390" brass, nickel plated. 8732 - .390" PBT polyester, black. BUSHING: brass, nickel plated. CONTACTS: Q contact material: Coin silver, silver plated. See page A-74 for additional contact materials. TERMINALS: Q contact material: Copper alloy, silver plated. See page A-74 for additional contact materials. TERMINAL SEAL: Epoxy. HARDWARE: Nut: Brass, nickel plated; lockwasher: Steel, bright nickel plate. One mounting nut & lockwasher supplied with all switches. 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 A-73 and A-74. For additional options not shown in catalog, consult Customer Service Center. All models have epoxy terminal seal and are compatible with all "bottom-wash" PCB cleaning methods. Switch Function 8731 SPST Off-Mom. 8732 SPST Off-Mom. Plunger S .390" high, brass S1 .390" high, polyester Bushing H .250" high Terminations Z Solder lug Contact Material Q Silver B Gold Seal E Epoxy Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A-72 www.ittcannon.com C&K 8700 Series Overtravel Pushbutton Switches SWITCH FUNCTION SWITCH FUNCTION POS. 1 NO. POLES SP POS. 2 ACTUATION FORCE 4.7 oz TYP. N.O. with overtravel SPST A Pushbutton MODEL NO. TOTAL TRAVEL OFF MOM. .390 (9,91) TYP. with overtravel .311 TYP. SCHEMATIC 8731 SPST Part number shown: 8731SHZQE with overtravel .350 TYP. SP 8732 OFF MOM. .390 (9,91) TYP. 2.2 oz TYP. N.O. with overtravel SPST SPST Part number shown: 8732S1HZQE MOM. = Momentary PLUNGER S .390" HIGH, BRASS S1 .390" HIGH, PBT POLYESTER Available with 8731 model only. Available with 8732 model only. BUSHING H .250" HIGH PANEL MOUNTING Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A-73 www.ittcannon.com C&K 8700 Series Overtravel Pushbutton Switches A Pushbutton Z SOLDER LUG TERMINATIONS CONTACT MATERIAL OPTION CODE RoHS COMPLIANT * YES RoHS COMPATIBLE * YES CONTACT MATERIAL SILVER TERMINAL PLATING SILVER POWER RATINGS Q B 1 AMP @ 125 V AC OR 28 V DC. YES YES GOLD GOLD LOW LEVEL/DRY CIRCUIT 0.4 VA MAX. @ 20 V AC OR DC MAX. * Note: See Technical Data section of this catalog for RoHS compliant and compatible definition and specifications. NOTE: Any models supplied with Q, or B contact material are RoHS compliant. For the latest information regarding RoHS compliance, please go to: www.ittcannon.com/rohs. SEAL E EPOXY SEAL Third Angle Projection Dimensions are shown: Inches (mm) Specifications and dimensions subject to change A-74 www.ittcannon.com |
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