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DESIGN A SWITCH TO MEET YOUR NEEDS
SERIES 20 AND 20P INSTRUMENT AND CONTROL SWITCHES
Handle B = Oval Shank C = Round Knurled D = Pistol-Grip E = Removable A4 D4 S1 M4 A8 20K     -11 A4 = A4 A8 = A8 D4 = D4 M4 = M4 S1 = S1 (momentary) (see indexing at left) 01 = 1 02 = 2 03 = 3 04 = 4 05 = 5 06 = 6 08 = 8 10 = 10 12 = 12 14 = 14 16 = 16 18 = 18 20 = 20 22 = 22 24 = 24 Indexing SINGLE-THROW OFF - ON CONTACTS POS. 2 4 6 8 113 5 7 2 0 1 CONTACTS POS. 1 2 2 4 6 8 113 5 7 2 1 0 1 2 1 4 1 6 3911 13 15 4 2 CONTACTS POS. 1 0 2 4 6 8 113 5 7 2 Indexing Contact Diagram Ordering Information Detent and Momentary Action Rotary Switches Description No. Of Poles B = Oval Shank C = Round Knurled D = Pistol-Grip E = Removable Handle 1 0 1 0 1 0 0 1 D4 A8 M4 A8 C4 C8 A4 S1 A4 S3 2 1 2 1 2 1 2 1 1 2 2 0 1 2 0 1 2 0 1 2 0 1 20K      -22 A4 = A4 A8 = A8 D4 = D4 M4 = M4 S1 = S1 (momentary) (see indexing at left) 51 = 1 52 = 2 53 = 3 54 = 4 55 = 5 56 = 6 57 = 7 58 = 8 59 = 9 60 = 10 61 = 11 62 = 12 Indexing No. Of Poles B = Oval Shank C = Round Knurled D = Pistol-Grip E = Removable Handle 20K     -22 01 = 1 02 = 2 03 = 3 04 = 4 05 = 5 06 = 6 07 = 7 08 = 8 09 = 9 10 = 10 11 = 11 12 = 12 Indexing No. Of Poles DOUBLE-THROW No Off DOUBLE-THROW With Off 2 1 A4 = A4 A8 = A8 C4 = C4 C8 = C8 S1 = S3 (momentary) (see indexing at left) For momentary action. Up to six poles, specify S1 indexing. For momentary action. Up to six poles, specify S1 indexing. For momentary action. Up to six poles, specify S1 indexing. 1 0 0 1 0