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Pushbutton Switches
A22NN/A22NL
22-mm Pushbutton Switches
Universal Design.
Emphasis on Color Coding, Workability,
and Safety.
Easy to Use
• You can connect up to three Contact Blocks in one stage for
multistage expansion.
• The terminals can be retightened when Contact Blocks are
stacked.
• Contact Blocks can be attached in any direction for easy
assembly.
• Screw terminal structure is compatible with round crimp
terminals.
Safety
• Easy-to-operate lock lever for secure locking.
• Easy-mounting Contact Blocks provide finger protection.
• Different colors of Contact Blocks (NO: blue, NC: orange)
help prevent wiring errors.
Product Lineup
• Meet global safety standards.
• Available with metal or plastic bezels.
• Many color variations.
• Standard-feature degree of protection: IP66, NEMA 4X, and NEMA 13.
Refer to Safety Precautions for All Pushbutton Switch-
es/Indicators and Safety Precautions on page 23.
Button Colors
A22NN--N
Opaque
Non-lighted
Switches
A22NN--U
Transparent
Lighted
A22NL--T
Switches
Transparent
* The colors when the Switches are lit are for transparent white buttons (code: TW) and yellow LED Lamps (code: Y).
Buy: www.ValinOnline.com | Phone 844-385-3099 | Email: CustomerService@valin.com
Red
Green
Red
Green
Red
Green
When
not lit
Red
Green
When lit
Yellow
White
Blue
Yellow
White
Blue
Yellow
White
Blue
Yellow
White
Blue
Black
Orange
Orange
White
Opaque
Orange
white*
1
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Table of Contents
Related Manuals for Omron A22NN
Summary of Contents for Omron A22NN
- Page 1 Pushbutton Switches A22NN/A22NL 22-mm Pushbutton Switches Universal Design. Emphasis on Color Coding, Workability, and Safety. Easy to Use • You can connect up to three Contact Blocks in one stage for multistage expansion. • The terminals can be retightened when Contact Blocks are stacked.
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Page 2: List Of Models
A22NN/A22NL List of Models Plastic bezels Brushed metal bezels Metal bezels A22N-BN A22N-MN A22N-RN Flat Flat Flat A22N-BP A22N-MP A22N-RP Projected Projected Projected A22N-BG A22N-MG Full guard Full guard Note: Not all assembled configurations are possible. Please refer to the subassemblies section for additional options. - Page 3 A22NN/A22NL Model Number Structure Model Number Legend - - - - - Shipped as a set that includes the Operation Unit, LED Lamp, Mounting Collar, and Contact Block. For information on combinations, refer to Ordering Information on pages 4 to 7.
- Page 4 A22NN/A22NL Ordering Information Model Numbers for Sets - - - - Shipped as a set that includes the Operation Unit, LED Lamp, Mounting Collar, and Contact Block. Non-lighted, Flat Switches Momentary action (self-resetting) Alternate action (self-holding) (2)(2) (7)(7)(7) Appearance Contacts...
- Page 5 A22NN/A22NL Ordering Information Model Numbers for Sets - - - Shipped as a set that includes the Operation Unit, LED Lamp, Mounting Collar, and Contact Block. Non-lighted, Projected Switches Momentary action (self-resetting) Alternate action (self-holding) (2)(2) (7)(7)(7) Appearance Contacts Button color...
- Page 6 A22NN-BGA-(2)(2)A-G(7)(7)(7)-NN A22NN-BGM-(2)(2)A-G(7)(7)(7)-NN A22NN-BGA-(2)(2)A-G(7)(7)(7)-NN NR: Opaque, red NG: Opaque, green NY: Opaque, yellow NW: Opaque, white NA: Opaque, blue Brushed metal NB: Opaque, black A22NN-MGM-(2)(2)A-G(7)(7)(7)-NN A22NN-MGA-(2)(2)A-G(7)(7)(7)-NN bezels A22NN-MGM-(2)(2)A-G(7)(7)(7)-NN A22NN-MGA-(2)(2)A-G(7)(7)(7)-NN Lighted, Full-guard Switches Momentary action Alternate action (2)(2) (7)(7)(7) (self-resetting) (self-holding) Appearance...
- Page 7 A22NN/A22NL Ordering Information Switch Structure - - - - You can order Operation Units, LED Lamp, Mounting Collars, and Contact Blocks individually. Use them in combination for models that are not available as assembled Switches. They can also be used as inventory for maintenance parts.
- Page 8 A22NN/A22NL Model Number Structure Model Number Legend - - - - - Shipped as a set that includes the Operation Unit, LED Lamp, Mounting Collar, and Contact Block. For information on combinations, refer to Ordering Information on pages 4 to 7.
- Page 9 A22NN/A22NL Ordering Information Subassemblies - - - - -You can order Operation Units, LED Lamps, Mounting Collars, and Contact Blocks individually. Use them in combination for models that are not available as assembled Switches. They can also be used as inventory for maintenance parts.
- Page 10 A22NN/A22NL Ordering Information Subassemblies - - - - - You can order Operation Units, LED Lamps, Mounting Collars, and Contact Blocks individually. Use them in combination for models that are not available as assembled Switches. They can also be used as inventory for maintenance parts.
- Page 11 A22NN/A22NL Ordering Information Subassemblies - - - - -You can order Operation Units, LED Lamps, Mounting Collars, and Contact Blocks individually. Use them in combination for models that are not available as assembled Switches. They can also be used as inventory for maintenance parts.
- Page 12 A22NN/A22NL Ordering Information Subassemblies - - - You can order Operation Units, LED Lamps, Mounting Collars, and Contact Blocks individually. Use them in combination for models that are not available as assembled Switches. They can also be used as inventory for maintenance parts.
- Page 13 A22NN/A22NL Ordering Information Accessories and Tools (Order Separately) Item Appearance Classification Model Remarks Used to tighten Mounting Nuts Tightening Wrench A22NZ-A-301 from the back of the panel. Made of rubber and used to easily LED Lamp Extractor A22NZ-A-302 remove and attach LED Lamps.
- Page 14 A22NN/A22NL Item Appearance Classification Model Remarks Legend Plate with no text on black Small Legend Plate Black background included. A22NZ-A-50103 Frame For 22.3-mm panel hole diameter. Black A22Z-3443B A22Z-3443R Without text White A22Z-3443W Transparent A22Z-3443C A22Z-3443R-2 White text on red background...
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Page 15: Led Lamps
A22NN/A22NL Specifications Certified Safety Standard Ratings UL 508 (File No. E76675), CSA C22.2 No.14 6 A 240 VAC, 10 A 120 VAC TÜ V (EN60947-5-1) AC-15 3 A 240 VAC DC-13 4 A 24 VDC CCC (GB14048.5) AC-15 3 A 240 VAC... - Page 16 A22NN/A22NL Specifications Characteristics Type Pushbutton Switches Item Non-lighted models Lighted models 60 operations/minute max. Mechanical Allowable operating frequency 30 operations/minute max. Electrical 100 MΩ min. (at 500 VDC) Insulation resistance 100 mΩ max. (initial value) Contact resistance Between terminals of same polarity 2,500 VAC at 50/60 Hz for 1 min...
- Page 17 A22NN/A22NL Dimensions (Unit: mm) Lighted and Non-lighted Pushbutton Switches Flat Switches with Plastic Bezels A22NN-BN-NA-G-NN A22NL-BN-TA-G- A22NN-BN-UA-G-NN R29.5 28.8 dia. 43.5 43.5 28.8 dia. 45.3 13.5 45.3 Projected Switches with Plastic Bezels A22N-BP-A-G- 28.8 dia. 43.5 23.3 dia. 19.1 45.3 Full-guard Switches with Plastic Bezels A22N-BG-A-G-...
- Page 18 A22NN/A22NL Dimensions (Unit: mm) Flat Switches with Brushed Metal Bezels A22NL-MN-TA-G- A22NN-MN-NA-G-NN A22NN-MN-UA-G-NN R29.5 28.8 dia. 43.5 43.5 28.8 dia. 45.3 13.5 45.3 Projected Switches with Brushed Metal Bezels A22N-MP-A-G- 28.8 dia. 43.5 23.3 dia. 19.1 45.3 Full-guard Switches with Brushed Metal Bezels A22N-MG-A-G-...
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Page 19: Terminal Wiring Diagrams
A22NN/A22NL Dimensions (Unit: mm) Flat Switches with Metal Bezels A22NL-RN-TA-G- A22NN-RN-NA-G-NN A22NN-RN-UA-G-NN R29.5 28.8 dia. 43.5 28.8 dia. 43.5 13.5 45.3 45.3 Projected Switches with Metal Bezels A22N-RP-A-G- 28.8 dia. 43.5 23.3 dia. 19.1 45.3 Mushroom Switches with Metal Bezels A22N-RM-A-G-... - Page 20 A22NN/A22NL Dimensions (Unit: mm) LED Lamps Mounting Collar R29.5 A22Z-L-@@ A22NZ-H-01 24.3 9.8 dia. 9 dia. 17.1 51.3 Contact Blocks Lighting Units A22NZ-S-G1@ A22NZ-Z-@ 12 dia. 29.6 32.2 22.2 29.6 Reinforcement Plate A22NZ-A-C01 12.1 29.8 Buy: www.ValinOnline.com | Phone 844-385-3099 | Email: CustomerService@valin.com...
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Page 21: Dimensions Of Accessories
A22NN/A22NL Dimensions (Unit: mm) Dimensions of Accessories Tightening Wrench LED Extractor A22NZ-A-301 A22NZ-A-302 3-dia. hole 14 dia. 10 dia. 28 dia. 107.5 Protective Cover Plastic Hole Plug 29 dia. 50 dia. A22NZ-A303 A22NZ-A-401 25 dia. 8 dia. 3.50 14 16... - Page 22 A22NN/A22NL Dimensions (Unit: mm) Legend Plate Frames Small A22NZ-A50103 Large A22NZ-A51103 20.6 20.6 22 dia. 22 dia. 22 dia. Legend Plates Large A22Z-3453@ Small A22Z-3443@-@ 26.8 26.8 17.9 Cap Tightening Wrench A22Z-3908 5 dia. 23.4 20.5 Buy: www.ValinOnline.com | Phone 844-385-3099 | Email: CustomerService@valin.com...
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Page 23: Safety Precautions
A22NN/A22NL Safety Precautions Refer to Safety Precautions for All Pushbutton Switches/Indicators. Precautions for Safe Use Precautions for Correct Use • Never perform wiring work on a Switch while power is being Mounting supplied. Never touch terminals and other charged parts while •... - Page 24 A22NN/A22NL Application Mounting to the Panel Panel Hole Dimensions Dimension B • Panel hole dimensions are given below. Operation Unit shape Dimension B • The recommended panel thicknesses are given below. Mushroom 40 mm min. Other than the above 30 mm min.
- Page 25 A22NN/A22NL Removing the Mounting Collar Removing the Contact Block • Press the lock lever in from the back side to release the lock, and • Insert a screwdriver into the gap between the Mounting Collar and then hook the Mounting Collar with a screwdriver, move it in the Contact Block and press it inward in the direction shown at (2).
- Page 26 A22NN/A22NL Attaching Character Films Removing and Tightening the Cap • To attach a character film, remove the Button and attach the film, For all Switches except for Mushroom Switches, use the A22Z-3908 aligning it with the straight portions of the Legend Plate.
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Page 27: Control Box
A22NN/A22NL Control Box Attaching the Lock Ring You can attach a Legend Plate Frame. Attach the Lock Ring as shown in the following figure. Attach it in the direction shown in the following figure. To ensure water resistance, attach the rubber washer in the specified Mount the Switch in the same way as for a standard panel.