1、EIA 520FAAA 75 W 3234600 0566879 73T m L- ANSI/ EIA- 52 OFAAA- 19 9 5 Approved: August 8, 1995 EIA SP ECI FI CATION Detail Specification for Rotary Switches of Certified Quality (Low Current Rating) 12 Positions Maximum EIA-520FAAA DECEMBER 1995 ELECTRONIC INDUSTRIES ASSOCIATION ENGINEERING DEPARTME
2、NT Approved For Use In - The NECQ System - Reproduced By GLOBAL ENGINEERING DOCUMENTS - ie With The Permission of EIA - Under Royalty Agreement 1- i = - EIA CZOFAAA 95 3234600 05bb880 451 NOTICE EIA Engineering Standards and Publications are designed to serve the public interest through eliminating
3、misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper product for his particular need. Existence of such Standards and Publications shall not in any res
4、pect preclude any member or non-member of EIA from manufacturing or selling products not conforming to such Standards and Publications, nor shall the existence of such Standards and Publications preclude their voluntary use by those other than EIA members, whether the standard is to be used either d
5、omestically or internationally. Standards and Publications are adopted by EL4 in accordance with the American National Standards Institute (ANSI) patent policy. By such action, EIA does not assume any liability to any patent owner, nor does it assume any obligation whatever to parties adopting the S
6、tandard or Publication. This EIA Specification is considered to have International Standardization implication, but the International Electrotechnical Commission activity has not progressed to the point where a valid comparison between the EIA Specification and the IEC document can be made. This Spe
7、cification does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this Specification to establish appropriate safety and health practices and to determine the applicability of regulatory limitations b
8、efore its use. (From Standards Proposal No. 3090-B, formulated under the cognizance of EIA P-13.1 Subcommittee on Thumbwheel Switches.) Published by OELECTRONIC INDUSTRTES ASSOCIATION 1995 Engineering Department 2500 Wilson Boulevard Arlington, VA 2220 1 PRICE: Please refer to the current Catalog of
9、 EU, JEDEC, and TIA STANDARDS and ENGINEERING PUBLICATIONS or call Global Engineering Documents, USA and Canada (1-800-854-7179) International (303-397-7956) Ail rights reserved Printed in U.S.A. EIA 520FAAA 95 3234600 0566883 398 PLEASE! DONT VIOLATE THE LAW! This document is copyrighted by the EIA
10、 and may not be reproduced without permission. Organizations may obtain permission to reproduce a limited number of copies through entering into a license agreement. For information, contact: Global Engineering Documents 15 Inverness Way East Englewood, CO 801 12-5704 or call U.S.A. and Canada 1-800
11、-854-7 179, International (303) 397-7956 EIA 520FAAA i5 3234600 0566882 22L( ElA-,?kArW Page 1 Y ation a I Stand a rds O rg a ni za t io n ELECTRONIC INDUSTRIES ASSOCIATION 2001 Pennsylvania Avenue N.W. flashington D.C. 20006- 181 3 GENERIC SPECIFICATION NUMBER Electronic Components of Assessed Qual
12、ity in Accordance with E1A 5200000 DETAIL SPECIFICATION NUMBER E1A 520FAPA BLANK DETAIL SPECIFICATION NUMBER E1A 520FAOO PRODUCT DESCRIPTION Rotary switch (low current rating) 12 positions maximum. Centrai mounting. 33 mm maximum width. 3, 36, 45, 6, 90 angles of throw. Multiple deck contruction. EL
13、ECTRICAL CIRCUIT See figure 2 TYPICAL CONSTRUCTION Shaft and Panel Seals. INFORMATION ON THE AVAILABILIN OF COMPONENTS QUALIFIED TO THIS SPECIFICATION IS GIVEN IN THE QUALIFIED PRODUCTS LIST EIA 520FAAA 95 = 3234b00 0566883 LbO EIA-520FAAA Page 2 INTRODUCTION The complete requirements for the switch
14、es described herein shall consist of this detail specification and the current issue of EIA 5200000, “Generic Specification for Special Use Electromechanical Switches of Certified Quality“ and EIA 520F000, “Sectional Specification for Rotary7 Switches of Certified Quality,“ with certain exceptions.
15、Ths detail specification is intended for use with a Supplier Declaration of Conformity provided by the switch manufacturer to the rating lerel specified by the usericustomer with reference to the ordering information in 1.6. SECTION ONE-GENERAL DATA4 1 General 1.1 Scope The rotary switches of certif
16、ied quality covered by this detail specification shall: a) have an indexing angle of 30“, 36“, 45, 60, and 90“. b) have maximum switch body dimensions as shown herein. c) have actuator and mounting dimensions as shown herein. d) have a maximum rated voltage of 115 Va, or 30 vdc (resistive circuit).
17、e) have a maximum rated current of 1 A. 1.2 Dimensional parameters: See figure 1. Original dimensions are in inches. optional within the limits of the specified dimensions. Configuration is 1.3 Ratings and characteristics: 1.3.1 Electrical ratings: power level 115 Vat, 1A resistive, or 30 vdc, 1A re
18、sistive. logic level 5v, 1omA. low level 30 mV, 10 mA. EIA 520FAAA 95 m 3234600 0566884 OT7 i 1.3.2 Environmental ratings Al ti tu d e Fungus Mo is tu re re si st anc e Random vibration Salt spray Shock Temp erature Voltage proof Thermal shock Vibration Acceleration High /I ow temperature EIA-520FAA
19、A Page 3 not applicable not applicable applicable not applicable. applicable. 490 m/s, il ms, 3 shocks (15 g) -25C to +85T SOO V (rms) -25C to +85“C 147 ms, 10-2000 Hz, 3 h, 12 cycles not appli c a b 1 e -25C to +85“C 1.3.3 Mechanical characteristics: F1 amm ab ility ap pli c ab 1 e Sealing panel se
20、al Me ch anical endurance with electrical load 25,000 cycles Immersion in solvents not applicable Mass 35 to 130 grams depending on number of decks, poles, positions. Operating characteristics 30“, 36“, 45“, 60“, 90“ angles of throw, 0.81 Nm maximum rotational t orqu e. - EIA 520FAAA 95 3234600 0566
21、885 T33 m EIA-5 20FM Page4 Strength of: end stops 1.35 Nm torque minimum mounting bushing 1.13 Nm torque applied to mounting L nut screw m ounti ng not applicable termina ti on 9.0 N tensile strength S o1 derab i li ty applicable 1.3.4 Electrical characterictics: Actuator grounding 10 ohms Altitude
22、voltage proof not applicable Capacitance 5 pF maximum Contact bounce not applicable Endurance power level 25,000 cycles logic level 25,000 cycles low level 25,000 cycles Insu1 ati on resistance 1000 Ma 100 V Switch re si stance power level 50 mn logic level 50 mR low level 50 mR Temperature rise 30
23、“C Voltage proof 1000 Va, rms. EMURFI not appli c ab 1 e EIA 520FAAA 95 m 3234600 05bbb 97T m 1.4 Part number Page 5 E I A- 5 2 OF AA.4 Part numbers for switches covered b7 this detail specification sliall be supplied by the switch manufacturer to his customer. 1.4.1 Choices and limitations See tabl
24、e IV in t.his specification. 1 .S Marking The marking of the switch and pacAa,ge shall be in accordance with the requirements of 2.5 of EIA 5300000. 1.6 Ordering information Orders for switches covered by this detail specification shall contain the following information as a minimum: a) Electrical r
25、ating level (power, logic or low level) b) Angle of throw (30“, 36“, 45“, 60, 90) c) Number of decks. d) Number of poles per deck. e) Number of positions per pole. f ) Shorting or nonshorting contacts, or a specific combination NOTE: See table IV. 1.7 Certified records of released lots When these re
26、cords are required, they shall describe the tests for which the results shall be presented and shall specify how those results shall be expressed. contain attributes information (e.g. , number of components tested and number of defective components) for tests in the subgroups covered by periodic ins
27、pection without reference to the parameters for which rejection was made. As a minimum, these results shall 1.8 Additional information (not for inspection purposes) 1.8.1 Safety considerations The user shall consider the suitability of the switch with regard to any safety requirements applicable to
28、the equipment. 1.9 Increased severities or requirements that are additional to those specified in the generic or sectional specification - -_ Page 6 EIA 520FAAA 95 3234b00 05bb887 806 i. i O Common Features See cover page. SECTION TWO - INSPECTION REQUIREhIENTS 2 Inspection Requirements 2.1 Structur
29、ally similar switches All switches meeting the physical requirements, and having the same contact and insulating materials as the qualifying samples. shall be considered as structurally similar. 2.2 Preconditioning Switches shall not be preconditioned prior to inspection. 2.3 Qualification approval
30、inspection Qualification approval inspection tests shall be as prescribed in table I herein for the qualification of the switches described in this detail specification. 2.3.1 Qualification approval tests TABLE I QUALIFICATION APPROVAL TEST SEQUENCE Test method and group M Test MIA D No. WS hE t.s.
31、t.d. gd. _-_-_- Group A All 1 Vis u al ex amin ati on 1-1 M N: All 1 Dimensions 1-2 M N= 2 O Mass 1-4 M N= 4 O Functional operation 1-5 M N: All O Switch resistance (millivolt level) 2-1 MIA IS All O Actuator grounding 2-4 MIA N: All O Insu1 ati on r esi st an c e 2-5 M M= 4 O Voltage proof 3-1 M N=
32、 All O Operating characteristics 1-6 WS N: All O 1 11-1 MIA D 2 O - Solderability Strength of terminations 6-4 M D 4 O Strength of actuator 6-1 M D 4 O E IA- 5 20F A. but in no case shall there be fewer than four test specimens total. (2) The appropriate electrical endurance test(s) shall be selecte
33、d based on the specified electrical ratings. 2.4 Quality conformance inspection Quality conformance inspection requirements are as prescribed in table II for lot-by-lot inspection, and table III for periodic inspection. EIA 520FAAA 95 m 3234b00 0566889 b89 m EIA- 520F AAA Page 8 TABLE II LOT-BY-LOT
34、INSPECTION TESTS TES METHODS AND TEST PLAN TEST hl or SLLNPLIITG GROUPS (,TES FREQUENCY) m. U-S ACCEPTANCE TESTS GROUP A (lot-by-lot) Vis u al ex amin ati on 1-1 h4 See Functional operation 1-5 hJ sam p1 i 1119 Switch re si stance 2-1 or 2-2 h,l pl an Actuator grounding 2-4 WS below Voltage proof 3-
35、 1 Operating characteristics 1-6 Sealing (1) 14 M M ws Accept on “zero“ sampling plan Lot size Number of switches to be tested 1-8 9 - 150 151 - 280 281 - 500 501 - 1200 1201 - 3200 3201 - 10.000 10,001 - 35.000 Al 1 13 20 29 34 42 50 60 TABLE III (1) PERIODIC INSPECTION TESTS Grout, A (Every 12 mon
36、ths). Dimensions Insulation resistance Panel seal Electrical endurance Switch resistance Voltage proof Insulati on resistance (Specified current) Grout, B 36 Months) Requalification M TESTMIA D No WS IC t.s. t.d. p.d. 1-2 M N= 2 o 2-5 M N= 4 O 13-1 ML4 IC 4 O 1 8(2) M D 4 O 2-2 M D 4 O 3-1 M D 4 O 2
37、-5 M D 4 O table 1 M D (3) (4) EIA 520FAAA 95 m 3234600 0566890 3TO m ANGLE OF NLTMBER SHORTING or POLES PER THROW OF DECKS NNSHCRT. DECK Ei 4-52OF.4-4-4 Paye 9 NO. of POSITIONS NOTES: ( 1 ) Samples shall be selected from lot(sj that hale passed lot-by.-lot inspection, table II. 30“ (3) The electric
38、al endurance test shall be limited to the maximum current rating at standard atmospheric c on dit i om. PER POLE 1 thru 12 NS or S 1 2 thru 12 ! (3) The quantity of test specimens shall be the same as required for the qualificatioli approval tests. 4 5 (4) The number of permissible defectives shall
39、be the same as in table I. 2 or 3 2 TABLE IV CHOICES AND LIMIT-4TIONS 36“ 45“ 1 thru 12 NS or S 1 2 thru 10 1 thru 9 2 2 thru 5 1 thru 12 NS or S 1 2 thru 8 1 thru 6 2 2 thru 4 1 thru 4 3 2 1 thru 3 4 2 60“ I 1 thru 9 I 1 thru 6 NS only 1 2 thru 6 1 thru 3 2 2 or 3 1 or 2 3 2 I 1 thru 4 I 90“ 1 thru
40、 6 1 NS only 1 thru 3 1 1 I 2 thru 4 I 1 thru 3 I I .2 I 2 thru 6 I 3 I 2 thru 4 I I 6 2 I 1 thru 3 I I 2 I 2 EIA 520FAAA 95 M 3234600 0566873 237 = NUMBER OF DECKS EIA-520F 4AA Page 10 DIM B“ MAX. 1 DIM c“ 1 MM. INCH I MM. INCH I f0.26 k .O51 k ,051 - 26.31 DIA. - 11.10 - - 11.10 1.036r .O1 O .437*
41、 O201 i .437* .o201 3C 45 6Q 90 b. 29.20k 0.50 1.1 50+ .O201 I NONE i 36 I 1 2130 4s 15 1 6ff 2230 90 I -* DIM “C“ OVER TERMINAS- I .O281 6.35 -c - - 2.29 10.26 -0.71 THK. (REF.) f0.51 I C/L 1.250 k.0201 .09 DIMENSIONS ARE IN MILLIMETERS. INCH EOUIVALENTS ARE IN PARENTHESES. c - C/L -_ FIGURE 1 EIA
42、520FAAA 95 3234600 05bb2 I173 CIRCUIT DIAGRAMS E 1.4- 5 2 OF A.4.A Page I1 30“ ANGLE OF THROW 36 ANGLE OF THROW 45 ANGLE OF THROW 60 ANGLE OF THROW 90 ANGLE OF THROW (SW!TCH IS VIEWED FROM SHAFT END AND SHOWN IN POSITION #i) NOTE : ALL COMMON TERMINALS ARE LOCATED ABOVE BASE TERMINALS AS SclOW. ONE
43、POLE/DECK TWO POLES/DECK THREE POLES/DECK FOUR PLS/DECK SIX POLESDECK - - C/L EAR VIEW ONE POLE/DECK TWO POLES/DECK ONE POLE/DECK TWO POLES/DECK THREE POLES/DECK 5TW 01 - - C/L o EAR VIEW -Two $9 ONE POLE/DECK TWO POLES/DECK THREE POLES/DECK ONE POLE/DECK TWO POLES/DECK - C/L VIEW FIGURE 2 - EIA 520
44、FAAA 95 3234600 0566893 OOT = EIA STANDARD AND SPECIFICATION NUMBERING -_T Standard Prefix for all Numbers Standard or Generic Specification Sectional Specification Designator Blank Detail Specification Designator STANDARD - * A document that establishes engineering and technical requirements fcr pr
45、ocesses. procedures, practices and methods that have been decreed by authority or adcpted by consensus. Standards may also be established for selection, application and design criteria for material. Standards and other documents not in the specification format use only the EIA basic numbering system
46、 as follows: EIA-123 Original Standard EIA-123-1 Addendum to Original Standard EIA-123-A First Revision of original Standard incorporating all Addenda SPEC1 FICATIO A document prepared specifically to facilitate procurement which clearly and accurately describes the essential technical requirements
47、for purchased material. Procedures necessary to determine that the requirements for the purchased material covered by the specification have been met shall also be referenced or included. Detail Specification Designator A - IA 1230000 EIA 123A000 EIA 123AAOO EIA 123AAAA EIA 123OOAA is a Generic Spec
48、ification is a Sectional Specification is a Blank Detail Specification is a Detail Specification is a Detail Specification for which no Sectional or Blank Detail Specification was issued. NOTES: 1. Some older specifications may not have been converted to this numbering system. 2. See EP-1 1 “Guide for the Preparation of Specification Using IECQ-System Format,“ for more detail. - - - _- - EIA 520FAAA 95 3234600 0566894 T46 1
