Standard Keypads Conductive Rubber Features • Quality, Economical Keyboards • Easily Customized Legends • Matrix Circuitry • Backlit and Shielded Options Available • Termination Mates With Standard Connectors • Tactile Feedback to Operator • 1,000,000 Operations per Button • Compatible With High Resistance Logic Inputs The Series 96 is Grayhill's most economical 3x4 and 4x4 keypad family. The contact system utilizes conductive rubber to mate the appropriate PC board traces. Offered in matrix circuitry, with shielded and backlit options. Built with quality component parts, the Series 96 is subjected to our rigid statistical process control to insure that it meets our reliability standards. Dimensions in inches (and millimeters) 3x4 Front Mount Keyboard .125 (3,18) MAXIMUM PANEL THICKNESS RECOMMENDED .125 (3,18) DIA. 2 PLS. Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois SWITCH POSITION IDENTIFICATION FRONT PANEL MOUNT CUTOUT Shielded/Backlit Versions .020 (0,51) HIGH BUTTON GUARD

DIMENSIONS in inches (and millimeters) .500 (12,7) -.500 (12,7) REAR PANEL MOUNT CUTOUT I _.100 (2,54) REF. TERMINAL PIN HEADER TERMINAL PIN IDENTIFICATION - SWITCH POSITION IDENTIFICATION . .308 (7,82) SQ. BUTTON 12 PLS. _.100 (2,54) REF. TERMINAL PIN HEADER TERMINAL PIN IDENTIFICATION Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 6052 5-5997 • USA • Phone: 708-354-1040 • Fax: 708-354-2820 • www.grayhill.com

DIMENSIONS in inches (and millimeters) 4x4 Rear Mount Keyboard Standard Keypads Standard Versions Shielded/Backlit Versions REAR PANEL MOUNT CUTOUT code and truth tables -.062 (1,57) .200 (5,08) - .075 (1,91) BUTTON HEIGHT .020 (0,51) HIGH BUTTON GUARD .062 (1,57) MAXIMUM PANEL THICKNESS RECOMMENDED Dots in the chart indicate connected terminals when switch is closed. Terminals are identified on the keyboard. 12 Button Keypads 3x4 Shielded keypad = Shielded Backlit keypad = NC Shielded and backlit keypad = Shielded Shielded keypad = NC Backlit keypad = EL Panel 1 Shielded and backlit keypad =...

Standard Keypads Shielding Effectiveness Rating Criteria Rating at 12 Vdc: 5 milliamps for .5 seconds Contact Bounce: < 12 milliseconds Contact Resistance: < 300 milliohms max. Voltage Breakdown: 250 Vac between components Mechanical Operation Life: 1,000,000 operations per key Insulation Resistance: > 1012 ohms @ 500 Vdc Push Out Force Per Pin: 5 lbs. Keyboards and Keypads Operating Features Travel: .040 minimum Operating Force: 175 ± 40 grams Operating Temperature: -30°C to +80°C Terminal Pin: Phosphor bronze PC Board: FR-4 glass cloth epoxy Keypad: Silicone rubber, durometer 50 ± 5 Housing:...