Indexing Miniature Rotary Selector Switch Printed Circuit Series EC Designed in accordance with the requirements of MIL-S-3786 and 22710. 15 18 22 30 36 45 15 24 Positions 18 20 Positions 22 16 Positions 30 12 Positions 36 10 Positions 45 8 Positions 4 For deck identification. decks will be identified A, B, C, etc. adjacent to common terminal. NOTES: ELECTRICAL RATING: Continuous 3 amps @ 28 vdc. MAKE AND BREAK: .100 amp res. 115 vac (25,000 CYCLES) .100 amp res. 28 vdc. DIELECTRIC STRENGTH: 750 vrms TORQUE TO ROTATE: 36 in. oz. max. LENGTH: 1.00 [25,4] for 1 deck switch, add .280.015 .280 .015 [7,110,38] [7,11 0,38] for each additional deck WEIGHT: .12 lb. max. for 1 deck switch, add .03 lb. for each additional deck. P/N CODE: 3 All terminals will be supplied regardless of number of positions required. 15 : 2 NUMBER OF POSITIONS: 15: 18:: 18 22:: 22 30:: 30 36:: 36 45:: 45 2-24 2-20 2-16 2-12 2-10 2-8 1 All max. number of positions will be continuous rotation (no stops). All others will have stops. HOW TO ORDER EC 15 A 1-24 S P D *ADD FOR DECK IDENTIFICATION 4 *ADD FOR PANEL SEAL *ADD FOR SHAFT SEAL NO. OF POSITIONS 1 2 3 NO. OF DECKS (9 MAX.) *These options may be omitted or added to the basic part number and will not affect the reading of the code. SWITCH CODE (A or B) DEGREE OF INDEX (15, 18, 22.5, 30, 36 or 45) SWITCH SERIES If unable to use standard code, contact factory for UNIQUE PART NO. 3111 Winona Avenue Burbank, California 91504 Phone: (818)846-1800 CODE A TRUTH TABLE FAX: (818)842-3396 CODE B TRUTH TABLE BINARY CODE STANDARD CODE Common "C" connected to terminals 1 DIAL POSITION 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 DIAL 2 3 4 2 3 4 5 6 5 6 7 8 9 10 7 8 9 10 11 12 11 12 13 14 13 14 15 16 15 16 17 18 19 17 18 19 20 21 20 21 22 23 22 23 24 Common "C" connected to terminals POSITION 16 8 4 2 1 1 24 NOTE: For switches with fewer than 24 positions, only the portion ot the truth table corresponding to the specified number of positions shall apply. 1.00 [25,4] Max. (1 Deck) 1.03 [26,2] Max. with Panel Seal (1 Deck) Add .280 .280.015 .015 [7,11 [7,110,38] 0,38] Max. for each additional deck O1.365 1.365 [[ [[O34,67] 34,67] Max. over terminals .437.020 .437 .020 [11,10 0,51] [11,100,51] .437.020 .437 .020 [11,10 0,51] [11,100,51] .125 [3,18] .250 [6,35] .41 [10,41] O1.03 1.03 [[O26,2] 26,2] Max. over housing .375 .015 .375.015 C Locking Ring [9,530,38] [9,53 0,38] L .120.003 .120 .003 [3,05 0,08] [3,050,08] .888 [22,56] DEGREE OF INDEX 15 15 18 18 ANGLE "A" 7.5 7.5 9 22.5 22.5 30 & 45 30 45 11.25 11.25 15 15 36 36 36 36 "A" Pos. 1 O.250 .250.002 .002 [O6,35 6,350,05] 0,05] O-RING PANEL SEAL .312 Min. [7,92] 6 or more Decks O.250 .250 [O3,18] 3,18] [9,53] .375-32UNEF-2A (3/8-32 Thd.) [1,85] .073-72 (1-72 Thds.) 2X MS25082-7 Nut MS35333-76 Lockwasher 1000-39 Locking Ring NOTE: DIMENSIONS ARE SHOWN IN INCHES AND [mm]. O.406 .406 [O10,31] 10,31] .216 [5,49] Shaft is shown in position 1 .375 [9,53] PANEL MOUNTING LAYOUT LOCATION OF TERMINALS 15 - 24 POSITIONS EC15 DECIMAL CODE "A" 21 22 23 24 1 C 2 4 5 15 TYP. 15 7.5 7.5 15 15 18 - 20 POSITIONS EC18 DECIMAL CODE "A" 20 17 19 18 6 7 8 5 16 15 14 13 12 11 10 9 (All terminal holes O.046 [O1,17] 1,17] min.) 18 19 18 TYP. 18 9 17 16 15 14 22 - 16 POSITIONS EC22 DECIMAL CODE "A" 14 13 12 20 11 1 C 2 10 3 11.25 11.25 11 10 9 8 2 8 4 5 12 16 C 1 9 18 18 13 15 7 3 6 7 4 5 6 22.5 TYP. 22.5 EC15 BINARY CODE "B" EC18 BINARY CODE "B" 2 16 C C 4 1 8 8 1 36 - 10 POSITIONS EC36 DECIMAL CODE "A" EC30 DECIMAL CODE "A" 10 9 12 7 5 2 3 7 6 6 8 5 18 18 10 6 1 45 - 8 POSITIONS 7 9 C 2 EC45 DECIMAL CODE "A" 8 8 11 8 4 C 4 1 30 - 12 POSITIONS 15 15 EC22 BINARY CODE "B" 2 16 5 C 15 15 C 36 TYP. 36 1 4 4 1 2 4 3 2 45 TYP. 45 3 30 TYP. 30 EC36 BINARY CODE "B" EC30 BINARY CODE "B" 8 4 EC45 BINARY CODE "B" 8 C C 4 C 1 1 2 1 2 2 4