pushbutton switches grayhill, inc. ? 561 hillgrove avenue ? lagrange, illinois 60525-5997 ? usa ? phone: 708-354-1040 ? fax: 708-354-2820 ? www.grayhill.com butt contact pushbutton switches series 30 sealed , f ront panel mounting fe atures threaded bushing ? choice of 6 button colors ? spst (momentary contact) ? gold plated contacts ? strong, lightweight aluminum housing ? sealed against dust and moisture ? to ip65 (to ip67 with silicone boot) dimensions in inches (and millimeters) ? .689 17,51 [ ] .220 5,59 [ ] .298 7,58 [ ] .182 4,62 [ ] .110 2,79 [ ] .503 12,78 [ ] ? .522 13,26 [ ] ref. .780 19,81 [ ] .050 1,27 [ ] 1/2-32 unef threads ? .003 .530 13,46 .003 .510 12,95 recommended panel cutout [ ] [ ] .240 .160 .540 .200 ? .690 yyww ? .596 / .602 recommended panel cut-out panel thickness with "o" ring: .098-.106 panel thickness without "o" ring: .140-.144 r ating cycles: 500,000 actuations o perating temperature: -40 o c to +80 o c shock: 100 g's/6 milliseconds travel: .090 nominal travel before make: .035 nominal r ating at 24 vdc: 150 milliamps voltage breakdown: 1000 vac contact resistance: 25 megaohms max (initial) insulation r esistance: 1,000 megaohms minimum mat erial housing: aluminum, black chrome fnish button, base, and plunger: nylon, 45% glass-flled terminal: brass, gold-plated over nickel shorting bar: brass, gold-plated over nickel internal seal: silicone rubber o-ring panel seal: silicone spring: tinned music wire circuitr y spst n.o . ordering infor mation 30-201b-1s series threaded bushing strain relief: blank = shrink tubing, s = strain relief connection: blank = terminals, e = epoxy rear seal 1 = 6" leads, 2 = 12" leads, 3 = 36" leads silicone boot: blank = no boot, b = black boot, c = clear boot cap color: 0 = black, 1 = red, 2 = green 3 = yellow, 4 = orange, 5 = blue cable options pictured with clear silicone boot
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