Pushbutton Switches Butt Contact Pushbutton Switches SERIES 30 Snap-in Panel Mounting FEATURES Convenient Snap-in Panel Mounting Choice of 6 Button Colors SPST (Momentary Contact) Gold Plated Contacts Sealed Butt Contact System DIMENSIONS In inches (and millimeters) (Unless otherwise noted, standard tolerances are +/- .020) .690 .240 .160 .596 / .602 YYWW GH .540 .200 RECOMMENDED PANEL CUT-OUT SCALE: 1 TO 1 SCALE 2.000 PANEL THICKNESS WITH RING: .098-.106 PANEL THICKNESS WITHOUT RING: .140-.144 MATERIAL RATINGS Button, Housing, Base and Plunger: Nylon, 45% Cycles: 500,000 Actuations o o Glass-filled Operating Temperature: -40 C to +80 C Terminal: Brass, gold-plated over nickel Shock: 100 Gs/ 6 Milliseconds Shorting Bar: Brass, gold-plated over nickel Rating at 24 VDC: 150 Milliamps Internal Seal: Silicone Rubber Voltage Breakdown: 1000 Vac between mutually O-ring Seal: Silicone insulated parts Spring: Tinned music wire Contact Resistance: 25 milliohms max on new Travel: .090 Nominal switch Travel Before Make: .035 Nominal Insulation: 1,000 megaohms minimum ORDERING INFORMATION CIRCUITRY Part Number Description 30-100 Black 30-101 Red 30-102 Green 30-103 Yellow 30-104 Orange SPST N.O. 30-105 Blue SPST N.O. Pushbutton Grayhill, Inc. 561 Hillgrove Avenue LaGrange, Illinois 60525-5997 USA Phone: 708-354-1040 Fax: 708-354-2820 www.grayhill.com 49