1、ASD-STAN STANDARD NORME ASD-STAN ASD-STAN NORM prEN 3716-004 Edition P 2 November 2013 PUBLISHED BY THE AEROSPACE AND DEFENCE INDUSTRIES ASSOCIATION OF EUROPE - STANDARDIZATIONRue Montoyer 10 - 1000 Brussels - Tel. 32 2 775 8126 - Fax. 32 2 775 8131 - www.asd-stan.orgICS: 49.060 Supersedes edition P
2、 1 of April 1998 and will supersede EN 3716-004:2006Descriptors: ENGLISH VERSION Aerospace series Connectors, single-way with triaxial interface, for transmission of digital data Part 004: Solder plug and terminator Product standard Srie arospatiale Connecteur, monovoie, avec interface triaxiale, po
3、ur transmission de donnes numriques Partie 004 : Fiche souder et impdance de terminaison Norme de produit Luft- und Raumfahrt Steckverbinder, einpolig, triaxial fr digitale Datenbertragung Teil 004: Freier Steckverbinder, ltbar und Abschlusswiderstand Produktnorm This “Aerospace Series“ Prestandard
4、has been drawn up under the responsibility of ASD-STAN (The AeroSpace and Defence Industries Association of Europe - Standardization). It is published for the needs of the European Aerospace Industry. It has been technically approved by the experts of the concerned Domain following member comments.
5、Subsequent to the publication of this Prestandard, the technical content shall not be changed to an extent that interchangeability is affected, physically or functionally, without re-identification of the standard. After examination and review by users and formal agreement of ASD-STAN, it will be su
6、bmitted as a draft European Standard (prEN) to CEN (European Committee for Standardization) for formal vote and transformation to full European Standard (EN). The CEN national members have then to implement the EN at national level by giving the EN the status of a national standard and by withdrawin
7、g any national standards conflicting with the EN. Edition approved for publication 1stNovember 2013 Comments should be sent within six months after the date of publication to ASD-STAN Electrical Domain Copyright 2013 by ASD-STAN prEN 3716-004:2013 (E) 2 Contents Page Foreword 2 1 Scope 3 2 Normative
8、 references 3 3 Terms and definitions . 3 4 Required characteristics . 4 5 Technical specification . 6 6 Designation 6 7 Marking . 7 8 Assembly instructions 7 Foreword This standard was reviewed by the Domain Technical Coordinator of ASD-STANs Electrical Domain. After inquiries and votes carried out
9、 in accordance with the rules of ASD-STAN defined in ASD-STANs General Process Manual, this standard has received approval for Publication. prEN 3716-004:2013 (E) 3 1 Scope This standard specifies the requirements and assembly instructions for solder plugs, with or without braid connection, equipped
10、 with a male or female contact, used according to EN 3716-002 on cables conforming to EN 3375-003, EN 3375-004 or EN 3375-005, as well as terminators. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its applic
11、ation. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 3375-003, Aerospace series Cables, electrical, for signal data transmissions Part 003: Single braid 77 Ohms Type KG Product standa
12、rd EN 3375-004, Cable, electrical, for digital data transmission Part 004: Double braid 77 Ohms Type WJ Product standard EN 3375-005, Cable, electrical, for signal data transmission Part 005: Double braid + metallic layer 77 Ohms Type WV Product standard EN 3716-001, Aerospace series Connector, sing
13、le-way, with triaxial interface for transmission of digital data Part 001: Technical specification EN 3716-002, Aerospace series Connector, single-way, with triaxial interface for transmission of digital data Part 002: Conditions of use and list of product standards EN 3716-003, Aerospace series Con
14、nector, single-way, with triaxial interface for transmission of digital data Part 003: Solder receptacle Product standard 3 Terms and definitions For the purposes of this standard, the terms and definitions given in EN 3716-001 apply. prEN 3716-004:2013 (E) 4 4 Required characteristics 4.1 Dimension
15、s and mass 4.1.1 Dimensions 4.1.1.1 Connector See Figure 1. Key 1 Safety wire hole 1,2 2 Week 3 2 last figures of year Figure 1 4.1.1.2 Terminator See Figures 2 and 3. Key 1 Safety wire hole 1,2 4 Week 2 Marking 5 2 last digits of year 3 Resistance value: 50 ohms 77 ohms 3k ohms 6 3/8 wrench opening
16、 Figure 2 prEN 3716-004:2013 (E) 5 Key 1 Safety wire hole 1,2 4 Clear label protector 2 Marking 5 Week 3 Resistance value: 50 ohms 77 ohms 3k ohms 6 2 last digits of year 7 3/8 wrench opening Figure 3 4.1.2 Mass Mass of connector 10 g max. Mass of terminator 19 g max. 4.2 Material and surface treatm
17、ent See EN 3716-001. Lanyard material: stainless steel cable with Nylon cover compatible with the temperature requirement of the connector. Lug material: tin plated copper. Lanyard length: 76 mm between eyelet hole centrelines. 4.3 Main general characteristics Temperature class: 65 C to 150 C Maximu
18、m current: 3 A Insulation resistance: 5 000 M min. Voltage strength: 900 V r.m.s. at sea level Contact resistance: 8 m max. Coupling torque: 1,13 Nm max. Insertion force: 14 N max. prEN 3716-004:2013 (E) 6 Retention force of wired contact: 9 N min. Number of operations: 500 cycles Salt spray: 500 h
19、4.4 Plug and receptacle combination options This plug mates with a receptacle conforming to EN 3716-003 equipped with a contact of the opposite type. X type of contact F female contact M male contact 5 Technical specification See EN 3716-001. 6 Designation 6.1 Connector (see Figure 1) EXAMPLE Descri
20、ption block PLUG Identity block EN3716-004F1 Number of this standard Type of contact: F : female M : male Type of cable: see EN 3716-001, Table 5 6.2 Terminator (see Figures 2 and 3) EXAMPLE Description block TERMINATOR Identity block EN3716-004FXXX Number of this standard Type of contact: F : femal
21、e M : male Resistance value 2 % 50 : 50 77 : 77 3 000 : 3k Lanyard option: without Lanyard: blank with Lanyard: C prEN 3716-004:2013 (E) 7 7 Marking 7.1 Connector See Figure 1. On the nut: manufacturer identification; yy-ww (year-week). 7.2 Terminator See Figures 2 and 3. manufacturer identification
22、; yy-ww (year-week). 8 Assembly instructions 8.1 Tooling The hot air generator shall have a minimum output of 800 W and the temperature in the heating zone shall be 420 C 20 C. 8.2 Procedure The product is delivered as a kit comprising: the connector body with hardware; the contact; the ferrule; a h
23、eat-shrinkable sleeve. (check shelf life of heat shrinkable sleeve). 8.3 Procedure with screen connection The assembly operation is carried out in the following phases, strip cable as shown in Figure 4. 1 Pre-position heat-shrinkable sleeve and ferrule on the cable Dimensions in millimetres 2 Expose
24、 the braid by stripping the insulation Single braidEN 3375-003 Double braidEN 3375-004 Double braid Mu metalEN 3375-005 prEN 3716-004:2013 (E) 8 3 Pick up and roll back the 1stbraid 4 Align the 2 wires in the pair 5 Cut the fillers 6 Strip the conductors 7 Tin the conductors with Sn63 8 Recut the co
25、nductors to the lengths indicated Figure 4 9 Introduce the cable to butt into the contact 10 Position the contact in the correct interface positioner (P or S: see Figure 5) 11 Hold in position (see Figure 3) 12 Heat with a hot air generator until the solder rings melt and then continue for about 5 s
26、 13 Visually inspect: ensure that the solder preforms have melted 14 Insert the contact in the connector 15 Install the ferrule 16 Heat with a hot air generator until the solder ring melts and then continue for about 5 s 17 Visually inspect: ensure that the solder preform has melted and the screenin
27、g braid is in position. 18 Take the heat-shrinkable sleeve over the ferrule and shrink it, beginning on the connector side. prEN 3716-004:2013 (E) 9 Key 1 Heating zone 2 Positioner 3 Holding fixture 4 Cable clamp P Male contact (pin) S Female contact (socket) Figure 5 NOTE The design of the position
28、ing tool is given as an indication: the positioner has a standard interface (see EN 3716-001) and the function of the cable clamp is to hold the parts in place during heating and cooling. 8.4 Procedure without screen connection The procedure is the same, except that the braids are cut to the level o
29、f the external insulation, as shown in Figure 6, and the ferrule is not used. 1 Pre-position heat-shrinkable sleeve on the cable Dimensions in millimetres prEN 3716-004:2013 (E) 10 2 Expose the braid by stripping the insulation Single braid EN 3375-003 Double braidEN 3375-004 Double braid Mu metalEN
30、 3375-005 3 Cut the braid to the tolerance indicated Cut the Mu metal strip Cut the 2ndbraid 4 Align the 2 wires in the pair 5 Cut the fillers 6 Strip the conductors 7 Tin the conductors with Sn63 8 Recut the conductors to the lengths indicated Key 1 White 2 Blue Figure 6 9 Introduce the cable to bu
31、tt into the contact 10 Position the contact in the correct interface positioner (P or S: see Figure 5) 11 Hold in position (see Figure 3) 12 Heat with a hot air generator until the solder rings melt and then continue for about 5 s 13 Visually inspect: ensure that the solder preforms have melted 14 Insert the contact in the connector 15 Install the heat-shrinkable sleeve and shrink it, beginning on the connector side
