供应grayhill工业键盘按键keypad
Grayhill  keypad

FEATURES
• Sealed Keyboard
• Colorful Graphic Overlay
• Audible, Snap-Dome Contact
• User Legendable Styles
• 3,000,000 Operations per Button
• Optional Panel Seal Gasket to
Protect Your Equipment

88-001,88AB2-143,88AB2-182,88BC2,88AB2-152,88AB2-172,88AC2-143,88AC2-

152,88AC2-172,88BB2,88BB2-052,88BB2-072,88BB2-082,88BC2-052,88BC2-

072,88BC2-082,88JB2-252,88JB2-262,88JC2-252,88JC2-262,88M2001-

2,88M2009-2,88M2012-1,88M2015-1,88M2018-1,88M2019-1,88AB2,88JB2

SPECIFICATIONS
Rating Criteria
Rating at 24 Vdc: 10 milliamps, resistive
Contact Resistance: Compatible with MOS, TTL
and DTL (10 ohms maximum)
Voltage Breakdown: 250 Vac between mutually
insulated parts
Life Expectancy: 3,000,000 operations per
button
Contact Bounce: Less than 4 milliseconds at
make, 10 milliseconds at break
Temperature: -40°C to +80°C
Operating Features
Button Travel: 0.015"(0,38 mm) nominal total
travel
Typical Operating Force: 350 grams
Materials and Finishes
Housing: ABS polycarbonate, black
Graphic Overlay: Polyester
Contact Dome: Stainless steel, selectively goldplated
Terminals: Phosphor bronze