Page 616 - Demo

578Dimensions in millimeters (inch) unless otherwise statedCN-68 ACTUAL SIZE CN-78 ACTUAL SIZECN-81-4 ACTUAL SIZE6.5 (.256)4 (.157)10(.394)4 (.157)Pin 2Ø 3 (.118)Pin 1Ø 3 (.118)2(.078)14.5 (.57)B7 (.275)Ø 1.4 (.055)Ø 2.5 (.099) 2.5 (.099)9±0.05(.35±.002) 6.5±0.05 (.256±.002)2.5±0.05 (.098±.002) 10.5 (.413)4 (.157)2±0.05 (.078±.002)M2.5 x 0.45-6H thread 5mm deepB Pin length68 A1 backplane 22.5 (.885)78 A2 midplane 29.5 (1.16)Pin 2Ø 3 (.118) Pin 1Ø 3 (.118)Coiled pin4 (.157)6.5 (.256)2±0.05 (.078±.002)4 (.157)10(.393)14.5 (.571)9±0.05 (.35±.002)M2.5 x 0.456H thread 5mm deep5±0.05(.196±.002)2.5±0.05 (.098±.002) 22 (.866)12±0.05 (.472±.002)2±0.01(.078±.0003)29.5 (1.14)Ø 3±0.05 (.118±.002)3±0.05(.118±.002)2 x coiled pins Ø 1.62 (.064) Max.Ø 1.5 (.06) Min. 2.4 (.094)Ø 3±0.05 (.118±.002)CN-80 ACTUAL SIZE4.9(.193) 30 (.1.18)Ø 3±0.05(.118±.002)3.5(.138)5(.197)ABM2.5 x 0.45-6g thread Ø 5.5 (.216)X Pin 1 Position Y Pin 2 Position Rotation Keying Position1 0˚2 45˚3 90˚4 135˚5 180˚6 225˚7 270˚8 315˚Single Pin Part Number A BCN-81-4 4 (.157) 6 (.236)CN-81-6 6 (.236) 8 (.315)CN-81-8 8 (.315) 10 (.394)CN - B - X - YCN - 80 - X - YCN ATCA® Inject / Eject MechanismAlignment keying modules• CN-80 robust design passes the NEBS drop test• Multiple pin positions ensure proper board matingMaterial and FinishDual pin CN68 and CN78:Zinc alloy, nickel plated Dual pin CN80:Zinc alloy, hardened steel, nickel platedSingle pin:Brass, nickel platedNotesKeying module rotation position must mate with receptacle module rotation positionATCA is a registered trademark of PICMG® - PCI Industrial Computer Manufacturers Group, Inc.www.southco.com/CNSingle Pin - A1 BackplaneDual Pin - A1 Backplane - A2 MidplaneA2 Rear Transition ModuleDual Pin Part NumberA2 Rear Transition Module Part Number