KBA 33 Touch Metal Piezo Keypad Description Touch Metal 3x4 Piezo Keypad, rear mounted measuring 73x93mm with 4mm mounting holes. Metal housings are machined, one piece construction and 9mm thick with permanently anodized graphics and completely potted. Connection is via flat cable or pins and standard output is matrix or common bus. Approvals • MIL-STD - 810C, 202E, 461B, 462 • CE - EVERSWITCH products comply with Directives 2006/95/EEC for low voltage components. • IP Rating - IP69K Compatible with IEC 60529; EN 60529 • EMC: Directive 2004/108/EWG Characteristics • Function: 12 Momentary keys • Configuration: Matrix / Common Bus • Proven reliability: Tested for 50,000,000 cycles • Weatherproof: Used in harshest outdoor conditions • Touch Activated: Operable with gloves, tools, etc. • Sterilizable: Wash down proof up to 100 BAR • Vandal Resistant: Used in high traffic and abusive areas • Zero power required for keypad operation • Eliminates RFI, EMI and ESD issues • Five year warranty Customized Options A wide range of design options are available: connectors, key function (continuous, toggle, slide types), current rating (up to 10A), graphics, mounting and housing dimensions and materials. We offer RS-232, RS-485, USB and other data outputs. Keypads can be modified to include displays, LEDs, data ports, card readers, cameras, buzzers, etc. References KBA11, KBA22, KBA44 TECHNICAL DATA Electrical Data Key Function_N.O. Momentary Key Voltage0-024 AC/DC Switching Current0.2A std (0.5A option) Rated Breaking Capacity1W Operating Cycles>50,000,000 Switch Resistance OFF> 5 MQ Switch Resistance ON< 20 Q Capacity30 pF Mechanical Data Housing MaterialsAluminum 6061 T651 Housing Method Machined one piece construction Actuating Force3-5 Newton ConnectionFlat cable/pins Actuating Travel0.002 mm Shock ProtectionIK 06 Environmental Data Operating Temperature-40 to +125 °C Storage Temperature-40 to +125 °C IP-ProtectionIP69K (front and back)