30-203

Specifications are subject to change. Please refer to the current datasheet on www.grayhill.com for the most current published specifications for this product. Butt Contact Pushbutton Switches Series 30 Sealed, Front Panel Mounting FEATURES Pushbutton Switches • • • • • • • Threaded bushing Choice of 6 button colors SPST (momentary contact) Gold plated contacts Strong, lightweight aluminum housing Sealed against dust and moisture to IP67 Optional Silicone Boot Dimensions in inches (and millimeters) rATinG .298 [ 7,58 ] .220 [ 5,59 ] .050 [ 1,27 ] .182 [ 4,62 ] Ø .530 ±.003 [ 13,46 ] .503 [ 12,78 ] RECOMMENDED PANEL CUTOUT Ø.522 [ 13,26 ] .510 ±.003 [ 12,95 ] .110 [ 2,79 ] 1/2-32 UNEF THREADS Ø.689 [ 17,51 ] .780 REF. [ 19,81 ] Cycles: 500,000 actuations operating Temperature: -40ºC to +80ºC Shock: 100 G's/6 milliseconds Travel: .090 nominal Travel Before Make: .035 nominal rating at 24 VDC: 150 milliamps Voltage Breakdown: 1000 Vac Contact resistance: 25 Milliohms max (initial) insulation resistance: 1,000 Megaohms minimum Seal: IP67 MATeriAL Housing: Aluminum, black chrome finish Button, Base, and Plunger: Nylon, 45% glass-filled 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 Hex nut: 1/2-32, Brass with Nickel Plating, P/N 635201 Lockwasher: Internal,1/2 dia. , Steel with Zinc plating, P/N 635401 Cable Options CirCUiTrY: SPST n.o. ORDERING INFORMATION 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 Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois pictured with clear silicone boot 60525-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com