A3KA-7010

Lighted Pushbutton Switch (Square) A3K CSM A3K DS E 4 1 Sense of Touch and Protection Ability Improved over OMRON s Previous Models. Miniature Design Achieved with Body Length of 23 mm. Combines miniature design with distinct but soft sense of operation. Five colors (red, yellow, green, white, and blue) with LEDs. (A green LED is used for blue.) Improved sense of touch with built-in Basic Switch. Built-in Basic Switch improves protec tion over OMRON s previous models. Chip LED produces even surface brightness. Easy panel mounting from the front. Refer to Safety Precautions for All Pushbutton Switches/ Indicators and Safety Precautions on page 15. List of Models Lighted Pushbutton Switches Appearance Model Rectangular A3KJ Square A3KA Specifications: Refer to page 10. Dimensions: Refer to page 12. Accessories: Refer to pages 8 to 9. 1A3K Model Number Structure Model Number Legend ............The model numbers used to order sets of Units are illustrated below. One set comprises the Operation Unit (LED built in) and Socket Unit. For information on combinations, refer to Ordering Information on page 3. (3) (4) (5) 1 - 24E R ............... Single screen (1) (2) Upper Lower A3K J - 90 A 2 - 24E RW ....... Horizontal 2-split screen R (Red) Upper W (White) Lower (1) Shape of Operation Unit (3) Screen Pattern (2) Switch Specifications Symbol Shape (4) Lighting Method (5) Color of Display Illumination-only models Standard Load J Rectangular Operating Symbol Color Symbol Screen pattern Symbol Symbol Operation Contacts A Square voltage RRed A Momentary 05E 5 VDC SPDT Single screen YYellow BAlternate 12E 12 VDC 1 G Green C Momentary 24E 24 VDC DPDT W White DAlternate Only for LED models.ABlue Microload Red/green 2-color K lighting (rectangular Horizontal 2-split screen Symbol Operation Contacts models only) 2 E Momentary SPDT Red/green 2-color lighting: FAlternate G Momentary Unlit Lit DPDT (rectangular models only) HAlternate The screen patterns listed below Standard Load White Red can be ordered individually. Re- 250 VAC, 3 A fer to page 6 for details. 30 VDC, 3 A Microload Vertical 2-split screen 125 VAC, 0.1 A 30 VDC, 0.1 A Minimum applicable load Green 5 VDC, 1 mA Momentary operation: Self-resetting (rectangular models only) Alternate operation: Self-holding Type Structure of Split-screen Operation Unit (Example: Vertical 2-split screen) Color cap Single-screen models Vertical 2-split screen models Horizontal 2-split screen models (rectangular and square models) (See note 1.) (rectangular models only) (rectangular models only) Legend plate Note: 1. Vertical 2-split screen models can be ordered only individually. Refer to page 6. 2. A legend plate and LED (with current-limiting resistor) are built into a standard Display. 3. Split-screen color configurations are given with the OMRON mark on the Switch facing down. 4. The following table lists the colors of the built-in legend plate. Dispersion plate Single screen Operation Unit color Two-color lighting White Red Green Blue Yellow Light-separation plate Legend plate (red/green) (2-split screen only) Milk-white OO O Transparent OO O LED holder 2-split screen Color combination White Red Green Blue Yellow White Milk-white Milk-white Milk-white Milk-white Milk-white Red Milk-white Transparent Transparent Milk-white Transparent Examples: White/red split colors: Green Milk-white Transparent Transparent Milk-white Transparent One milk-white legend plate Blue Milk-white Milk-white Milk-white Milk-white Milk-white Green/red split colors: Yellow Milk-white Transparent Milk-white Milk-white Transparent One transparent legend plate 2