AT494 NKK Switches, AT494 Datasheet

PROTECTIVE GUARD KB SER SQ&RND

AT494

Manufacturer Part Number
AT494
Description
PROTECTIVE GUARD KB SER SQ&RND
Manufacturer
NKK Switches
Type
Protective Guardr
Series
ATr
Datasheets
1.AT494.pdf (12 pages)
2.AT701.pdf (13 pages)
3.AT494.pdf (2 pages)

Specifications of AT494

Accessory Type
Protective Guard
Height
11.5 mm
Length
19 mm
Mounting Style
SMD/SMT
Termination Style
Snap On
Width
19 mm
Brand/series
KB Series
Switch Type
Push Button Switch
Operating Temp Range
-25C to 70C
For Use With/related Products
KB Series - Square/Round
For Use With
360-2019 - SWITCH PB ILLUM DPDT ALT GRN SLD360-2018 - SWITCH PB ILLUM DPDT ALT AMB SLD360-2017 - SWITCH PB ILLUM DPDT ALT RED SLD360-2013 - SWITCH PB ILLUM DPDT ALT GRN SLD360-2012 - SWITCH PB ILLUM DPDT ALT AMB SLD360-2011 - SWITCH PB ILLUM DPDT ALT RED SLD360-2010 - SWITCH PB ILLUM DPDT MOM GRN SLD360-2009 - SWITCH PB ILLUM DPDT MOM AMB SLD360-2008 - SWITCH PB ILLUM DPDT MOM RED SLD360-2004 - SWITCH PB ILLUM DPDT MOM GRN SLD360-2003 - SWITCH PB ILLUM DPDT MOM AMB SLD360-2002 - SWITCH PB ILLUM DPDT MOM RED SLD360-2001 - SWITCH PB ILLUM SPDT ALT GRN SLD360-2000 - SWITCH PB ILLUM SPDT ALT AMB SLD360-1999 - SWITCH PB ILLUM SPDT ALT RED SLD360-1995 - SWITCH PB ILLUM SPDT ALT GRN SLD360-1994 - SWITCH PB ILLUM SPDT ALT AMB SLD360-1993 - SWITCH PB ILLUM SPDT ALT RED SLD360-1992 - SWITCH PB ILLUM SPDT MOM GRN SLD360-1991 - SWITCH PB ILLUM SPDT MOM AMB SLD360-1990 - SWITCH PB ILLUM SPDT MOM RED SLD360-1986 - SWITCH PB ILLUM SPDT MOM GRN SLD360-1985 - SWITCH PB ILLUM SPDT MOM AMB SLD360-1984 - SWITCH PB ILLUM SPDT MOM RED SLD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
360-1004
Series KB
Miniature Pushbuttons
Distinctive Characteristics
Bright illumination with numerous color variations. Spot illumination available.
Square, rectangular, and round shaped caps.
Incandescent, LED, and neon lamps. Front panel relamping.
Choice of bright or super bright LEDs in red, amber, green,
white, and blue.
Latchdown feature gives indication of circuit status. Audible
and tactile feedback with smooth and responsive operation.
Snap-action mechanism for long life.
Stainless steel frame on snap-in models has a specially
designed projection, which prevents rotation and correctly
orients switch in panel.
12mm (.472") body diameter.
Molded-in terminals lock out flux, dust and other contaminants.
8mm (.315") panel thickness capability. Rear panel bushing
or snap-in mounting.
Optional PCB adaptors in straight and right angle types.
Nonilluminated models available and shown in Pushbutton
Actual Size
section.
Matching indicators available and shown in Indicator section.
12-02
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435
www.nkkswitches.com

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AT494 Summary of contents

Page 1

... Optional PCB adaptors in straight and right angle types. Nonilluminated models available and shown in Pushbutton section. Matching indicators available and shown in Indicator section. NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons Actual Size www.nkkswitches.com Series KB ...

Page 2

... Soldering Time & Temperature: Process Seal: Standards & Certifications Flammability Standards: UL Recognized: CSA Certified: NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons 1A @ 125/250V 30V DC 0.4VA maximum @ 28V AC/DC maximum 50 milliohms maximum 1,000 megohms minimum @ 500V DC For Silver: 1,000V AC minimum between contacts for 1 minute minimum & ...

Page 3

... Silver Contacts and Solder Lug Terminals; rated 1A @ 125/250V AC Super Bright LED used with Cap for LED www.nkkswitches.com NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons FF LAMPS CAP TYPES & COLORS Solid Cap: Lens/Filter Colors BB White/White ...

Page 4

... Panel thicknesses, when using optional accessories, are shown with the accessories at the end of this KB section. K Housing available in black only. Shroud is an integral part of the switch body. NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons POLES & CIRCUITS ...

Page 5

... AT634 5-volt (-) (+) 2-element with 1 Resistor NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons (3) Solder the connections. (4) Push the guard fully onto the switch body. LAMP CODES & SPECIFICATIONS Incandescent & Neon Lamps 05 12 ...

Page 6

... JF (6.3) .248 JG JF and JG not suitable with neon lamp. NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons LAMP CODES & SPECIFICATIONS Super Bright Single Element LED Attention Electrostatic Sensitive Devices Forward Peak Current ...

Page 7

... Lens/Diffuser Colors Available: AT4133 JB Square (11.6) Sq .457 (4.5) .177 (6.3) .248 NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons CAP TYPES & COLOR COMBINATIONS White C Red D Amber (3.0) .118 (1.8) .071 AT4051 (5 ...

Page 8

... KB25CKW01-05-GG Rectangular • Bushing Mounting (11.6) .457 (14.0) .551 (16.1) .634 KB15RKW01-05-GG NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons TYPICAL SWITCH DIMENSIONS Single & Double Pole (5.0) M12 P1 .197 (1.4) (14.2) (1.0) ...

Page 9

... Round • Snap-In Mounting (2.3) .090 KB26MKW01-05-CB Rectangular • Snap-In Mounting (11.6) .457 (14.0) .551 KB16NKW01-05-CB NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons TYPICAL SWITCH DIMENSIONS Single & Double Pole (11.6) Sq (1.4) .457 .055 (14.0) Sq (3.5) (24 ...

Page 10

... Sq .465 .827 Material: Lid: PVC PVC loses pliability below 0 C (32 F). NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons OPTIONAL ACCESSORIES PCB Adaptors AT702 Double Pole Straight PC Terminals Switch (2.8) (0 ...

Page 11

... AT109. AT108 Socket Wrench for Bushing Mounting Overtightening the mounting nut may damage the switch housing. NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons OPTIONAL ACCESSORIES Protective Guards Assembled (7.0) Cap Height ...

Page 12

... Additional methods for legends are engraving the lens and laser printing on film inserts. Maximum depth for engraving is 0.3 mm (.012”) on the cap lens. Enamel paint is recommended to fill the engraved area. NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 Miniature Pushbuttons LEGENDS Suggested Printable Area for Lens (10 ...

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