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csm_a22 _ _ds_e_3_1 1 knob-type selector switch (cylindrical 22/25-dia.) a22 @ install in 22-dia. or 25-dia. panel cutout ? lever for easily mounting and removing the switch unit ? increase wiring efficiency with three-row mounting of switch blocks. ? finger protection mechanism on sw itch unit provided as a standard feature. ? use 25-dia. ring to install in 25-dia. panel cutouts. ? mounted using either open-type (fork-type) or closed-type (round- type) crimp terminals. ? ip65 oil resistance (non-lighted models) ip65 (lighted models) refer to safety precautions for all pushbutton switches and safety precautions for the a22. model number structure model number legend ....................shipped as a set which includes the select or, lamp (lighted models only), and switch. for information on combinations, refer to ordering information on pages 2 to 4. (1) (2) (3) (4) (5) a 22 w - 2m g - 6a - 11 (2) number of notches/reset method code number of notches reset method 2m 2 notches manual 2a automatic 3m 3 notches manual 3a automatic (1) lighted/non-lighted code description s non-lighted w lighted (3) illumination color * for non-lighted models only code color rred ggreen y yellow ablue none black * (4) light source without voltage reduction unit with voltage reduction unit ? led incorporates the 24-vac/vdc models. code type operating voltage none non-lighted 6a led 6 vac/vdc 12a 12 vac/vdc 24a 24 vac/vdc 5 incan- descent lamp 5 vac/vdc 12 12 vac/vdc 24 24 vac/vdc code type operating voltage t1 led 100 vac t2 200 vac (5) contacts * for models with 2 notches note: the contacts are rated for standard loads. for microloads, refer to accessories section for the a22. code description 10 spst-no * 01 spst-nc * 11 spst-no + spst-nc 20 spst-no + spst-no 02 spst-nc + spst-nc
a22 @ 2 ordering information completely assembled .................. shipped as a set which includes the sele ctor, lamp (lighted mode ls only), and switch. non-lighted knob-type selector switch note: the contact ratings are for standard loads. appearance number of notches resetting method output model color of selector knob-type selector switch a22s 2 notches manual spst-no a22s-2m-10 black spst-nc a22s-2m-01 spst-no + spst-nc a22s-2m-11 spst-no + spst-no a22s-2m-20 spst-nc + spst-nc a22s-2m-02 automatic spst-no a22s-2a-10 spst-nc a22s-2a-01 spst-no + spst-nc a22s-2a-11 spst-no + spst-no a22s-2a-20 spst-nc + spst-nc a22s-2a-02 3 notches manual spst-no + spst-nc a22s-3m-11 spst-no + spst-no a22s-3m-20 spst-nc + spst-nc a22s-3m-02 automatic spst-no + spst-nc a22s-3a-11 spst-no + spst-no a22s-3a-20 spst-nc + spst-nc a22s-3a-02
a22 @ 3 ordering information completely assembled ...................shipped as a set which includes the select or, lamp (lighted models only), and switch. lighted knob-type selector switch note: 1. when ordering, specify the symbol that indicates color of the selector in the @ of the model number. 2. the contact ratings are for standard loads. appearance number of notches resetting method output operating voltage model illumination color knob-type selector switch a22w led lighting (without voltage reduction unit) 2 notches manual spst-no 6 vac/vdc a22w-2m @ -6a-10 r (red) y (yellow) g (green) a (blue) 12 vac/vdc a22w-2m @ -12a-10 24 vac/vdc a22w-2m @ -24a-10 spst-nc 6 vac/vdc a22w-2m @ -6a-01 12 vac/vdc a22w-2m @ -12a-01 24 vac/vdc a22w-2m @ -24a-01 spst-no + spst-nc 6 vac/vdc a22w-2m @ -6a-11 12 vac/vdc a22w-2m @ -12a-11 24 vac/vdc a22w-2m @ -24a-11 spst-no + spst-no 6 vac/vdc a22w-2m @ -6a-20 12 vac/vdc a22w-2m @ -12a-20 24 vac/vdc a22w-2m @ -24a-20 spst-nc + spst-nc 6 vac/vdc a22w-2m @ -6a-02 12 vac/vdc a22w-2m @ -12a-02 24 vac/vdc a22w-2m @ -24a-02 automatic spst-no 6 vac/vdc a22w-2a @ -6a-10 12 vac/vdc a22w-2a @ -12a-10 24 vac/vdc a22w-2a @ -24a-10 spst-nc 6 vac/vdc a22w-2a @ -6a-01 12 vac/vdc a22w-2a @ -12a-01 24 vac/vdc a22w-2a @ -24a-01 spst-no + spst-nc 6 vac/vdc a22w-2a @ -6a-11 12 vac/vdc a22w-2a @ -12a-11 24 vac/vdc a22w-2a @ -24a-11 spst-no + spst-no 6 vac/vdc a22w-2a @ -6a-20 12 vac/vdc a22w-2a @ -12a-20 24 vac/vdc a22w-2a @ -24a-20 spst-nc + spst-nc 6 vac/vdc a22w-2a @ -6a-02 12 vac/vdc a22w-2a @ -12a-02 24 vac/vdc a22w-2a @ -24a-02 3 notches manual spst-no + spst-nc 6 vac/vdc a22w-3m @ -6a-11 12 vac/vdc a22w-3m @ -12a-11 24 vac/vdc a22w-3m @ -24a-11 spst-no + spst-no 6 vac/vdc a22w-3m @ -6a-20 12 vac/vdc a22w-3m @ -12a-20 24 vac/vdc a22w-3m @ -24a-20 spst-nc + spst-nc 6 vac/vdc a22w-3m @ -6a-02 12 vac/vdc a22w-3m @ -12a-02 24 vac/vdc a22w-3m @ -24a-02 automatic spst-no + spst-nc 6 vac/vdc a22w-3a @ -6a-11 12 vac/vdc a22w-3a @ -12a-11 24 vac/vdc a22w-3a @ -24a-11 spst-no + spst-no 6 vac/vdc a22w-3a @ -6a-20 12 vac/vdc a22w-3a @ -12a-20 24 vac/vdc a22w-3a @ -24a-20 spst-nc + spst-nc 6 vac/vdc a22w-3a @ -6a-02 12 vac/vdc a22w-3a @ -12a-02 24 vac/vdc a22w-3a @ -24a-02 individual models: refer to pages 6 to 7. (the selector, lamp, and switch can be ordered separately.) specifications: refer to the a22. dimensions: refer to page 10. accessories and tools: refer to the a22.
a22 @ 4 ordering information completely assembled .................. shipped as a set which includes the sele ctor, lamp (lighted mode ls only), and switch. lighted knob-type selector switch note: 1. when ordering, specify the symbol that indicates color of the selector in the @ of the model number. 2. the contact ratings are for standard loads. appearance number of notches reset- ting method output operating voltage model selector symbol (color) knob-type selector switch a22w led voltage-reduction lighting (with voltage reduction unit) 2 notches manual spst-no 100 vac a22w-2m @ -t1-10 r (red) y (yellow) g (green) a (blue) 200 vac a22w-2m @ -t2-10 spst-nc 100 vac a22w-2m @ -t1-01 200 vac a22w-2m @ -t2-01 spst-no + spst-nc 100 vac a22w-2m @ -t1-11 200 vac a22w-2m @ -t2-11 spst-no + spst-no 100 vac a22w-2m @ -t1-20 200 vac a22w-2m @ -t2-20 spst-nc + spst-nc 100 vac a22w-2m @ -t1-02 200 vac a22w-2m @ -t2-02 automatic spst-no 100 vac a22w-2a @ -t1-10 200 vac a22w-2a @ -t2-10 spst-nc 100 vac a22w-2a @ -t1-01 200 vac a22w-2a @ -t2-01 spst-no + spst-nc 100 vac a22w-2a @ -t1-11 200 vac a22w-2a @ -t2-11 spst-no + spst-no 100 vac a22w-2a @ -t1-20 200 vac a22w-2a @ -t2-20 spst-nc + spst-nc 100 vac a22w-2a @ -t1-02 200 vac a22w-2a @ -t2-02 3 notches manual spst-no + spst-nc 100 vac a22w-3m @ -t1-11 200 vac a22w-3m @ -t2-11 spst-no + spst-no 100 vac a22w-3m @ -t1-20 200 vac a22w-3m @ -t2-20 spst-nc + spst-nc 100 vac a22w-3m @ -t1-02 200 vac a22w-3m @ -t2-02 automatic spst-no + spst-nc 100 vac a22w-3a @ -t1-11 200 vac a22w-3a @ -t2-11 spst-no + spst-no 100 vac a22w-3a @ -t1-20 200 vac a22w-3a @ -t2-20 spst-nc + spst-nc 100 vac a22w-3a @ -t1-02 200 vac a22w-3a @ -t2-02 individual models: refer to pages 6 to 7. (the selector, lamp, and switch can be ordered separately.) specifications: refer to the a22. dimensions: refer to page 10. accessories and tools: refer to the a22.
a22 @ 5 ordering information completely assembled .................... the selector, lamp, or switch can be ordered separately. use them in combination for models that are not available as assembled units. these can also be used as inventory for maintenance parts. ordering: specify the model from the listing starting on page 6. non-lighted models lighted models (without voltage reduction unit) lighted models (with voltage reduction unit) selector selector selector lamp lamp switch switch (without voltage reduction unit) switch (with voltage reduction unit) incandescent lamp led led set models: refer to pages 2 to 4. specifications: refer to the a22. dimensions: refer to page 10. accessories and tools: refer to the a22.
a22 @ 6 ordering information subassembled ..................................... the selector, lamp, or switch can be ordered separately. use them in combination for model s that are not available as assembled units. these c an also be used as invent ory for maintenance parts. selectors non-lighted (color: only black is available) lighted note: either incandescent lamps or led lamps can be used with the above models. sealing ip65 (oil-resistant) appearance standard lever notches reset method model 2 notches manual a22s-2m automatic a22s-2a 3 notches manual a22s-3m automatic a22s-3a sealing ip65 (oil-resistant) appearance long lever notches reset method model 2 notches manual a22s-c2m automatic a22s-c2a 3 notches manual a22s-c3m automatic a22s-c3a sealing ip65 appearance standard lever notches reset method selector color model 2 notches manual red a22w-2mr green a22w-2mg yellow a22w-2my blue a22w-2ma automatic red a22w-2ar green a22w-2ag yellow a22w-2ay blue a22w-2aa 3 notches manual red a22w-3mr green a22w-3mg yellow a22w-3my blue a22w-3ma automatic red a22w-3ar green a22w-3ag yellow a22w-3ay blue a22w-3aa set models: refer to pages 2 to 4. specifications: refer to the a22. dimensions: refer to page 10. accessories and tools: refer to the a22.
a22 @ 7 ordering information subassembled .....................................the selector, lamp, or switch can be order ed separately. use them in combination for model s that are not available as assembled un its. these can also be used as inventory for maintenance parts. switches (standard load) note: for voltage-reduction lighting, use the a22-24a @ . only 24-v led lamps can be used. lamps led lamp note: for voltage-reduction lighting, use the a22-24a @ . only 24-v led lamps can be used. * used when the selector color is yellow or white. incandescent lamp non-lighted lighted appearance without voltage reduction unit with voltage reduction unit 110 vac with voltage reduction unit 220 vac contacts model spst-no a22-10m a22l-10m a22l-10m-t1 a22l-10m-t2 spst-nc a22-01m a22l-01m a22l-01m-t1 a22l-01m-t2 spst-no + spst-nc a22-11m a22l-11m a22l-11m-t1 a22l-11m-t2 spst-no + spst-no a22-20m a22l- 20m a22l-20m-t1 a22l-20m-t2 spst-nc + spst-nc a22-02m a22l- 02m a22l-02m-t1 a22l-02m-t2 operating voltage 6 v 12 v 24 v appearance led light model ac and dc red a22-6ar --- --- green a22-6ag --- --- yellow * a22-6ay --- --- blue a22-6aa --- --- red --- a22-12ar a22-24ar green --- a22-12ag a22-24ag yellow * --- a22-12ay a22-24ay blue --- a22-12aa a22-24aa appear- ance operating voltage 5 vac/vdc 12 vac/vdc 24 vac/vdc a22-5 a22-12 a22-24 set models: refer to pages 2 to 4. specifications: refer to the a22. dimensions: refer to page 10. accessories and tools: refer to the a22.
a22 @ 8 nomenclature model structure lock ring ? number of notches 2 notches/3 notches ? applicable colors non-lighted: black lighted: red, green yellow, blue ? light source led lamp incandescent lamp ? contacts spst-no, spst-nc, spst-no + spst-nc, spst-no + spst-no, spst-nc + spst-nc (minimum applicable load: 10 ma at 5 vdc) ? lighting method non-lighted lighted (without voltage reduction unit) lighted (with voltage reduction unit) selector lamp switch specifications: refer to the a22. precautions for correct use: refer to the a22. dimensions: refer to page 10. accessories and tools: refer to the a22.
a22 @ 9 nomenclature contacts 2-notch type 3-notch type operation angle knob position spst- no spst- nc spst-no + spst-nc spst-no + spst-no spst-nc + spst-nc knob position spst-no + spst-nc spst-no + spst-no spst-nc + spst-nc (75?) 90? fp fp 45? (45?) 45? (45?) two notches three notches note: 1. the angle used for automatic reset is shown in parentheses. 2. fp: free position
a22 @ 10 dimensions knob-type selector switch (lighted/non-lighted) terminal arrangement (bottom view) terminal connection note: the above terminal connection diagrams are examples for spst-no + spst-nc. accessories refer to the relevant information in the corresponding section for the a22. panel cutouts ? when applying coating such as pain t to the panel, the dimensions should be those after the application of coating. ? recommended panel thickness: 1 to 5 mm. ? use an a22z-r25 ring when mounting to a panel with 25-mm holes. safety precautions refer to safety precautions for all pushbutton switches and safety precautions for the a22. knob-type selector switch a22s/a22w a22s-c 1.8 5.9 0.5 34 12 26.2 30 dia. 54.7 0.5 12 1.8 5.9 30 dia. 26.2 54.7 34 non-lighted lighted type connection diagram non-lighted lighted without voltage reduction unit lighted with voltage reduction unit 16.7 s w itch blocks m3.5 scre w 20.7 22 s w itch blocks lamp socket s w itch blocks 10 3 4 1 bottom v ie w 2 1 bottom v ie w 2x2 x1 x 3 4 3 4 x1 x2 bottom v ie w 1 2 x 22.3 dia. +0.4 0 dia. +0.5 0 25
r e a d a n d u n d e r s t a n d t h i s c a t a l o g p l e a s e r e a d a n d u n d e r s t a n d t h i s c a t a l o g b e f o r e p u r c h a s i n g t h e p r o d u c t s . p l e a s e c o n s u l t y o u r o m r o n r e p r e s e n t a t i v e i f y o u h a v e a n y q u e s t i o n s o r c o m m e n t s . w a r r a n t y a n d l i m i t a t i o n s o f l i a b i l i t y w a r r a n t y o m r o n ' s e x c l u s i v e w a r r a n t y i s t h a t t h e p r o d u c t s a r e f r e e f r o m d e f e c t s i n m a t e r i a l s a n d w o r k m a n s h i p f o r a p e r i o d o f o n e y e a r ( o r o t h e r p e r i o d i f s p e c i f i e d ) f r o m d a t e o f s a l e b y o m r o n . o m r o n m a k e s n o w a r r a n t y o r r e p r e s e n t a t i o n , e x p r e s s o r i m p l i e d , r e g a r d i n g n o n - i n f r i n g e m e n t , m e r c h a n t a b i l i t y , o r f i t n e s s f o r p a r t i c u l a r p u r p o s e o f t h e p r o d u c t s . a n y b u y e r o r u s e r a c k n o w l e d g e s t h a t t h e b u y e r o r u s e r a l o n e h a s d e t e r m i n e d t h a t t h e p r o d u c t s w i l l s u i t a b l y m e e t t h e r e q u i r e m e n t s o f t h e i r i n t e n d e d u s e . o m r o n d i s c l a i m s a l l o t h e r w a r r a n t i e s , e x p r e s s o r i m p l i e d . l i m i t a t i o n s o f l i a b i l i t y o m r o n s h a l l n o t b e r e s p o n s i b l e f o r s p e c i a l , i n d i r e c t , o r c o n s e q u e n t i a l d a m a g e s , l o s s o f p r o f i t s o r c o m m e r c i a l l o s s i n a n y w a y c o n n e c t e d w i t h t h e p r o d u c t s , w h e t h e r s u c h c l a i m i s b a s e d o n c o n t r a c t , w a r r a n t y , n e g l i g e n c e , o r s t r i c t l i a b i l i t y . i n n o e v e n t s h a l l t h e r e s p o n s i b i l i t y o f o m r o n f o r a n y a c t e x c e e d t h e i n d i v i d u a l p r i c e o f t h e p r o d u c t o n w h i c h l i a b i l i t y i s a s s e r t e d . i n n o e v e n t s h a l l o m r o n b e r e s p o n s i b l e f o r w a r r a n t y , r e p a i r , o r o t h e r c l a i m s r e g a r d i n g t h e p r o d u c t s u n l e s s o m r o n ' s a n a l y s i s c o n f i r m s t h a t t h e p r o d u c t s w e r e p r o p e r l y h a n d l e d , s t o r e d , i n s t a l l e d , a n d m a i n t a i n e d a n d n o t s u b j e c t t o c o n t a m i n a t i o n , a b u s e , m i s u s e , o r i n a p p r o p r i a t e m o d i f i c a t i o n o r r e p a i r . a p p l i c a t i o n c o n s i d e r a t i o n s s u i t a b i l i t y f o r u s e o m r o n s h a l l n o t b e r e s p o n s i b l e f o r c o n f o r m i t y w i t h a n y s t a n d a r d s , c o d e s , o r r e g u l a t i o n s t h a t a p p l y t o t h e c o m b i n a t i o n o f p r o d u c t s i n t h e c u s t o m e r ' s a p p l i c a t i o n o r u s e o f t h e p r o d u c t s . a t t h e c u s t o m e r ' s r e q u e s t , o m r o n w i l l p r o v i d e a p p l i c a b l e t h i r d p a r t y c e r t i f i c a t i o n d o c u m e n t s i d e n t i f y i n g r a t i n g s a n d l i m i t a t i o n s o f u s e t h a t a p p l y t o t h e p r o d u c t s . t h i s i n f o r m a t i o n b y i t s e l f i s n o t s u f f i c i e n t f o r a c o m p l e t e d e t e r m i n a t i o n o f t h e s u i t a b i l i t y o f t h e p r o d u c t s i n c o m b i n a t i o n w i t h t h e e n d p r o d u c t , machin e , s y s t e m , o r o t h e r a p p l i c a t i o n o r u s e . t h e f o l l o w i n g a r e s o m e e x a m p l e s o f a p p l i c a t i o n s f o r w h i c h p a r t i c u l a r a t t e n t i o n m u s t b e g i v e n . t h i s i s n o t i n t e n d e d t o b e a n e x h a u s t i v e l i s t o f a l l p o s s i b l e u s e s o f t h e p r o d u c t s , n o r i s i t i n t e n d e d t o i m p l y t h a t t h e u s e s l i s t e d m a y b e s u i t a b l e f o r t h e p r o d u c t s : o u t d o o r u s e , u s e s i n v o l v i n g p o t e n t i a l c h e m i c a l c o n t a m i n a t i o n o r e l e c t r i c a l i n t e r f e r e n c e , o r c o n d i t i o n s o r u s e s n o t d e s c r i b e d i n t h i s c a t a l o g . n u c l e a r e n e r g y c o n t r o l s y s t e m s , c o m b u s t i o n s y s t e m s , r a i l r o a d s y s t e m s , a v i a t i o n s y s t e m s , m e d i c a l e q u i p m e n t , a m u s e m e n t m a c h i n e s , v e h i c l e s , s a f e t y e q u i p m e n t , a n d i n s t a l l a t i o n s s u b j e c t t o s e p a r a t e i n d u s t r y o r g o v e r n m e n t r e g u l a t i o n s . s y s t e m s , m a c h i n e s , a n d e q u i p m e n t t h a t c o u l d p r e s e n t a r i s k t o l i f e o r p r o p e r t y . p l e a s e k n o w a n d o b s e r v e a l l p r o h i b i t i o n s o f u s e a p p l i c a b l e t o t h e p r o d u c t s . n e v e r u s e t h e p r o d u c t s f o r a n a p p l i c a t i o n i n v o l v i n g s e r i o u s r i s k t o l i f e o r p r o p e r t y w i t h o u t e n s u r i n g t h a t t h e s y s t e m a s a w h o l e h a s b e e n d e s i g n e d t o a d d r e s s t h e r i s k s , a n d t h a t t h e o m r o n p r o d u c t s a r e p r o p e r l y r a t e d a n d i n s t a l l e d f o r t h e i n t e n d e d u s e w i t h i n t h e o v e r a l l e q u i p m e n t o r s y s t e m . p r o g r a m m a b l e p r o d u c t s o m r o n s h a l l n o t b e r e s p o n s i b l e f o r t h e u s e r ' s p r o g r a m m i n g o f a p r o g r a m m a b l e p r o d u c t , o r a n y c o n s e q u e n c e t h e r e o f . d i s c l a i m e r s c h a n g e i n s p e c i f i c a t i o n s p r o d u c t s p e c i f i c a t i o n s a n d a c c e s s o r i e s m a y b e c h a n g e d a t a n y t i m e b a s e d o n i m p r o v e m e n t s a n d o t h e r r e a s o n s . i t i s o u r p r a c t i c e t o c h a n g e m o d e l n u m b e r s w h e n p u b l i s h e d r a t i n g s o r f e a t u r e s a r e c h a n g e d , o r w h e n s i g n i f i c a n t c o n s t r u c t i o n c h a n g e s a r e m a d e . h o w e v e r , s o m e s p e c i f i c a t i o n s o f t h e p r o d u c t s m a y b e c h a n g e d w i t h o u t a n y n o t i c e . w h e n i n d o u b t , s p e c i a l m o d e l n u m b e r s m a y b e a s s i g n e d t o f i x o r e s t a b l i s h k e y s p e c i f i c a t i o n s f o r y o u r a p p l i c a t i o n o n y o u r r e q u e s t . p l e a s e c o n s u l t w i t h y o u r o m r o n r e p r e s e n t a t i v e a t a n y t i m e t o c o n f i r m a c t u a l s p e c i f i c a t i o n s o f p u r c h a s e d p r o d u c t s . d i m e n s i o n s a n d w e i g h t s d i m e n s i o n s a n d w e i g h t s a r e n o m i n a l a n d a r e n o t t o b e u s e d f o r m a n u f a c t u r i n g p u r p o s e s , e v e n w h e n t o l e r a n c e s a r e s h o w n . p e r f o r m a n c e d a t a perfor m a n c e d a t a g i v e n i n t h i s c a t a l o g i s p r o v i d e d a s a g u i d e f o r t h e u s e r i n d e t e r m i n i n g s u i t a b i l i t y a n d d o e s n o t c o n s t i t u t e a w a r r a n t y . i t m a y r e p r e s e n t t h e r e s u l t o f o m r o n ? s t e s t c o n d i t i o n s , a n d t h e u s e r s m u s t c o r r e l a t e i t t o a c t u a l a p p l i c a t i o n r e q u i r e m e n t s . a c t u a l p e r f o r m a n c e i s s u b j e c t t o t h e o m r o n w a r r a n t y a n d l i m i t a t i o n s o f l i a b i l i t y . e r r o r s a n d o m i s s i o n s t h e i n f o r m a t i o n i n t h i s d o c u m e n t h a s b e e n c a r e f u l l y c h e c k e d a n d i s b e l i e v e d t o b e a c c u r a t e ; h o w e v e r , n o r e s p o n s i b i l i t y i s a s s u m e d f o r c l e r i c a l , t y p o g r a p h i c a l , o r p r o o f r e a d i n g e r r o r s , o r o m i s s i o n s . 2008 . 12 i n t h e i n t e r e s t o f p r o d u c t i m p r o v e m e n t , s p e c i f i c a t i o n s a r e s u b j e c t t o c h a n g e w i t h o u t n o t i c e . o m r o n c o r p o r a t i o n i n d u s t r i a l a u t o m a t i o n c o m p a n y h t t p : / / w w w . i a . o m r o n . c o m / ( c ) c o p y r i g h t o m r o n c o r p o r a t i o n 2 0 0 8 a l l r i g h t r e s e r v e d .

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