电子线束产品工艺设计是对产品的输入和输出过程，整个设计方案都是围绕品质、成本、可操作性展开，最终满足产品特性的各种要求，同时来控制制造成本。当工艺设计展开时，首先要考虑电子线束产品品质，确保接点位置不重叠，不过大，不设计在分支上;其次考虑工人生产可操作性，最大限度地降低工作难度;最后按就近搭铁的原则，尽量节约线材。确定搭铁线在线束内部集中压接点位置、内部连接点的集中连接方式、制定技术要求等。由于不同的汽车电线束中分支位置、尺寸，以及电气功能、搭铁点位置、数量各不相同，搭铁线的内部连接方式多样化。

以下是对HRS DF51K系列电子线的分析

DF51K系列DF51K-10DP-2DS电子线
    2mm Pitch, Center Lock, Wire-to-Board Connector
特点                         
   1. Positive lock provides clear tactile click and secures relable connection
   2. Wide variation
   3. Easy extraction workability
   4. Prevents incorrect mating
   5. Suitable for potting
   6. Use common crimping tools with DF11 Series
   7. UL, C-UL certified



本系列的产品列表明细：

Part Number	Part Number	Part Number
DF51K-10DP-2DS(800)	DF51K-22SCA(800)	DF51K-3S-2C(800)
DF51K-10DP-2DS(805)	DF51K-22SCF(800)	DF51K-4DP-2DSA(800)
DF51K-10DP-2DSA(800)	DF51K-22SCFA(800)	DF51K-4DP-2DSA(805)
DF51K-10DP-2DSA(805)	DF51K-2428SC(800)	DF51K-4DS-2C(800)
DF51K-10DS-2C(800)	DF51K-2428SCA(800)	DF51K-4P-2DS(800)
DF51K-12DP-2DS(800)	DF51K-2428SCF(800)	DF51K-4P-2DS(805)
DF51K-12DP-2DS(805)	DF51K-2428SCFA(800)	DF51K-4P-2DSA(800)
DF51K-12DP-2DSA(800)	DF51K-24DP-2DS(800)	DF51K-4P-2DSA(805)
DF51K-12DP-2DSA(805)	DF51K-24DP-2DS(805)	DF51K-4S-2C(800)
DF51K-12DS-2C(800)	DF51K-24DP-2DSA(800)	DF51K-5P-2DS(800)
DF51K-14DP-2DS(800)	DF51K-24DP-2DSA(805)	DF51K-5P-2DS(805)
DF51K-14DP-2DS(805)	DF51K-24DS-2C(800)	DF51K-5P-2DSA(800)
DF51K-14DP-2DSA(800)	DF51K-26DP-2DS(800)	DF51K-5P-2DSA(805)
DF51K-14DP-2DSA(805)	DF51K-26DP-2DS(805)	DF51K-5S-2C(800)
DF51K-14DS-2C(800)	DF51K-26DP-2DSA(800)	DF51K-6DP-2DSA(800)
DF51K-16DP-2DS(800)	DF51K-26DP-2DSA(805)	DF51K-6DP-2DSA(805)
DF51K-16DP-2DS(805)	DF51K-26DS-2C(800)	DF51K-6DS-2C(800)
DF51K-16DP-2DSA(800)	DF51K-28DP-2DS(800)	DF51K-6P-2DS(800)
DF51K-16DP-2DSA(805)	DF51K-28DP-2DS(805)	DF51K-6P-2DS(805)
DF51K-16DS-2C(800)	DF51K-28DP-2DSA(800)	DF51K-6P-2DSA(800)
DF51K-18DP-2DS(800)	DF51K-28DP-2DSA(805)	DF51K-6P-2DSA(805)
DF51K-18DP-2DS(805)	DF51K-28DS-2C(800)	DF51K-6S-2C(800)
DF51K-18DP-2DSA(800)	DF51K-2P-2DSA(800)	DF51K-8DP-2DS(800)
DF51K-18DP-2DSA(805)	DF51K-2P-2DSA(805)	DF51K-8DP-2DS(805)
DF51K-18DS-2C(800)	DF51K-2S-2C(800)	DF51K-8DP-2DSA(800)
DF51K-20DP-2DS(800)	DF51K-30DP-2DS(800)	DF51K-8DP-2DSA(805)
DF51K-20DP-2DS(805)	DF51K-30DP-2DS(805)	DF51K-8DS-2C(800)
DF51K-20DP-2DSA(800)	DF51K-30DP-2DSA(800)	DF51KB-2P-2DS(800)
DF51K-20DP-2DSA(805)	DF51K-30DP-2DSA(805)	DF51KB-2P-2DS(805)
DF51K-20DS-2C(800)	DF51K-30DS-2C(800)	DF51KB-3P-2DS(800)
DF51K-22DP-2DS(800)	DF51K-30SC(800)	DF51KB-3P-2DS(805)
DF51K-22DP-2DS(805)	DF51K-30SCA(800)	DF51KB-4DP-2DS(800)
DF51K-22DP-2DSA(800)	DF51K-30SCF(800)	DF51KB-4DP-2DS(805)
DF51K-22DP-2DSA(805)	DF51K-30SCFA(800)	DF51KB-6DP-2DS(800)
DF51K-22DS-2C(800)	DF51K-3P-2DSA(800)	DF51KB-6DP-2DS(805)
DF51K-22SC(800)	DF51K-3P-2DSA(805)	HT801/DF51K-22S(A)
DF51-16DEP-2C	DF51A-24DP-2DS(20)	DF51A-8DP-2DSA
DF3-15P-2DS(01)	DF50K-2830SCFA	DF3EA-11P-2H(51)
DF3-15P-2DSA(01)	DF50S-20DS-1C	DF3EA-11P-2V(21)
DF3-15S-2C	DF50S-20DS-1C(15)	DF3EA-11P-2V(51)
DF3-15S-2DSA(25)	DF50S-30DS-1C	DF3EA-12P-2H(21)
DF3-15S-2DSA(55)	DF50S-30DS-1C(15)	DF3EA-12P-2H(51)
DF3-22SC	DF50S-40DS-1C	DF3EA-12P-2V(21)
DF3-22SCC	DF50S-40DS-1C(15)	DF3EA-12P-2V(51)
DF3-22SCF	DF50S-50DS-1C	DF3EA-13P-2H(21)
DF3-22SCFC	DF3A-4P-2DSA	DF3EA-13P-2H(51)
DF3-2428S2-24A9-300(05)	DF3A-4P-2DSA(10)	DF3EA-13P-2H(54)
DF3-2428SC	DF3A-5P-2DS	DF3EA-13P-2V(21)
DF3-2428SCC	DF3A-5P-2DSA	DF3EA-13P-2V(51)
DF3-2428SCF	DF3A-5P-2DSA(14)	DF3EA-14P-2H(21)
DF3-2428SCFC	DF3A-6P-2DS	DF3EA-14P-2H(51)
DF3-2428SCFC(07)	DF3A-6P-2DSA	DF3EA-14P-2V(21)
DF3-2EP-2A	DF3A-6P-2DSA(10)	DF3EA-14P-2V(51)
DF3-2EP-2C	DF3A-7P-2DS	DF3EA-15P-2H(21)
DF3-2P-2DS(01)	DF3A-7P-2DSA	DF3EA-15P-2H(51)
DF3-2P-2DS(22)	DF3A-7P-2DSA(10)	DF3EA-15P-2H(54)
DF3-2P-2DSA(01)	DF3A-7P-2DSA(16)	DF3EA-15P-2V(21)
DF3-2S-2C	DF3A-8P-2DS	DF3EA-15P-2V(51)
DF3-2S-2C(10)	DF3A-8P-2DSA	DF3EA-2P-2H(21)
DF3-2S-2C(16)	DF3A-9P-2DS	DF3EA-2P-2H(24)
DF3-2S-2C(18)	DF3A-9P-2DSA	DF3EA-2P-2H(51)
DF3-2S-2DSA(25)	DF3AA-10EP-2C	DF3EA-2P-2V(21)
DF3-2S-2DSA(55)	DF3AA-11EP-2C	DF3EA-2P-2V(24)
DF3-3EP-2A	DF3AA-12EP-2C	DF3EA-2P-2V(51)
DF3-3EP-2C	DF3AA-13EP-2C	DF3EA-2P-2V(54)
DF3-3P-2DS(01)	DF3AA-14EP-2C	DF3EA-3P-2H(21)
DF3-3P-2DSA(01)	DF3AA-15EP-2C	DF3EA-3P-2H(24)
DF3-3P-2DSA(30)	DF3AA-2EP-2C	DF3EA-3P-2H(51)
DF3-3S-2C	DF3AA-3EP-2C	DF3EA-3P-2V(21)
DF3-3S-2C(10)	DF3AA-4EP-2C	DF3EA-3P-2V(51)
DF3-3S-2C(18)	DF3AA-5EP-2C	DF3EA-3P-2V(54)
DF3-3S-2DSA(25)	DF3AA-6EP-2C	DF3EA-4P-2H(21)
DF3-3S-2DSA(55)	DF3AA-7EP-2C	DF3EA-4P-2H(24)
DF3-4EP-2A	DF3AA-8EP-2C	DF3EA-4P-2H(51)
DF3-4EP-2C	DF3AA-9EP-2C	DF3EA-4P-2H(54)
DF3-4P-2DS(01)	DF3E-10P-2H(21)	DF3EA-4P-2V(21)
DF3-4P-2DSA(01)	DF3E-10P-2H(24)	DF3EA-4P-2V(24)
DF3-4S-2C	DF3E-10P-2H(54)	DF3EA-4P-2V(51)
DF3-4S-2C(10)	DF3E-10P-2V(21)	DF3EA-5P-2H(21)
DF3-4S-2DSA(25)	DF3E-10P-2V(24)	DF3EA-5P-2H(51)
DF3-4S-2DSA(55)	DF3E-10P-2V(51)	DF3EA-5P-2V(21)
DF3-5EP-2A	DF3E-10P-2V(54)	DF3EA-5P-2V(51)
DF3-5EP-2C	DF3E-11P-2V(21)	DF3EA-6P-2H(21)
DF3-5P-2DS(01)	DF3E-12P-2V(24)	DF3EA-6P-2H(51)
DF3-5P-2DSA(01)	DF3E-12P-2V(54)	DF3EA-6P-2V(21)
DF3-5S-2C	DF3E-14P-2H(24)	DF3EA-6P-2V(24)
DF3-5S-2DSA(25)	DF3E-15P-2H(51)	DF3EA-6P-2V(51)
DF3-5S-2DSA(55)	DF3E-15P-2V(54)	DF3EA-6P-2V(54)
DF3-6EP-2A	DF3E-2428SCF	DF3EA-7P-2H(21)
DF3-6EP-2C	DF3E-2428SCFC	DF3EA-7P-2H(51)
DF3-6P-2DS(01)	DF3E-2P-2H(21)	DF3EA-7P-2V(21)
DF3-6P-2DSA(01)	DF3E-2P-2H(24)	DF3EA-7P-2V(24)
DF3-6S-2C	DF3E-2P-2H(51)	DF3EA-7P-2V(51)
DF3-6S-2DSA(25)	DF3E-2P-2H(54)	DF3EA-8P-2H(21)
DF3-6S-2DSA(55)	DF3E-2P-2V(21)	DF3EA-8P-2H(51)
DF3-7EP-2A	DF3E-2P-2V(24)	DF3EA-8P-2H(54)
DF3-7EP-2C	DF3E-2P-2V(51)	DF3EA-8P-2V(21)
DF3-7P-2DS(01)	DF3E-2P-2V(54)	DF3EA-8P-2V(51)
DF3-7P-2DSA(01)	DF3E-3P-2H(21)	DF3EA-9P-2H(21)
DF3-7S-2C	DF3E-3P-2H(24)	DF3EA-9P-2H(51)
DF3-7S-2C(10)	DF3E-3P-2H(54)	DF3EA-9P-2V(21)
DF3-7S-2C(16)	DF3E-3P-2V(21)	DF3EA-9P-2V(51)
DF3-7S-2DSA(25)	DF3E-3P-2V(24)	DF3E-4P-2H(54)
DF3-7S-2DSA(55)	DF3E-3P-2V(51)	DF3E-4P-2V(21)
DF3-8EP-2A	DF3E-3P-2V(54)	DF3E-4P-2V(24)
DF3-8EP-2C	DF3E-4P-2H(21)	DF3E-4P-2V(51)
DF3-8P-2DS(01)	DF3E-4P-2H(24)	DF3E-4P-2V(54)
DF3-8P-2DSA(01)	DF3E-4P-2H(51)	DF3E-5P-2H(24)
DF1B-20DES-2.5RC	DF1B-8DP-2.5DS(01)	DF1BZ-26DP-2.5DS
DF1B-20DP-2.5DS(01)	DF1B-8DP-2.5DSA(01)	DF1BZ-26DP-2.5DSA
DF1B-20DP-2.5DSA(01)	DF1B-8DS-2.5RC	DF1BZ-28DP-2.5DS
DF1B-20DS-2.5RC	DF1B-8EP-2.5RC	DF1BZ-28DP-2.5DSA
DF1B-20P-2.5DS(01)	DF1B-8ES-2.5RC	DF1BZ-2P-2.5DS
DF1B-20P-2.5DSA(01)	DF1B-8P-2.5DS(01)	DF1BZ-2P-2.5DSA
DF1B-20S-2.5R	DF1B-8P-2.5DSA(01)	DF1BZ-30DP-2.5DS
DF1B-22DEP-2.5RC	DF1B-8S-2.5R	DF1BZ-30DP-2.5DSA
DF1B-22DES-2.5RC	DF1B-9EP-2.5RC	DF1BZ-34DP-2.5DS
DF1B-22DP-2.5DS(01)	DF1B-9ES-2.5RC	DF1BZ-34DP-2.5DSA
DF1B-22DP-2.5DSA(01)	DF1B-9P-2.5DSA(01)	DF1BZ-36DP-2.5DS
DF1B-22DS-2.5RC	DF1B-9S-2.5R	DF1BZ-36DP-2.5DSA
DF1B-2428PC	DF1B-R24	DF1BZ-3P-2.5DS
DF1B-2428PCF	DF1B-R24A(06)	DF1BZ-3P-2.5DSA
DF1B-2428SC	DF1B-R24F	DF1BZ-40DP-2.5DS
DF1B-2428SCA	DF1B-R24FA(06)	DF1BZ-40DP-2.5DSA
DF1B-2428SCF	DF1B-R26	DF1BZ-4DP-2.5DS
DF1B-2428SCFA	DF1B-R26A(06)	DF1BZ-4DP-2.5DSA
DF1B-2428SCFA(05)	DF1B-R26F	DF1BZ-4P-2.5DS
DF1B-24DEP-2.5RC	DF1B-R26FA(06)	DF1BZ-4P-2.5DSA
DF1B-24DES-2.5RC	DF1B-R28	DF1BZ-5P-2.5DS
DF1B-24DP-2.5DS(01)	DF1B-R28A(06)	DF1BZ-5P-2.5DSA
DF1B-24DP-2.5DSA(01)	DF1B-R28F	DF1BZ-6DP-2.5DS
DF1B-24DS-2.5RC	DF1B-R28FA(06)	DF1BZ-6DP-2.5DSA
DF1B-24PR	DF1B-T2428HR	DF1BZ-6P-2.5DS
DF1B-24PRF	DF1B-T2428PHR	DF1BZ-6P-2.5DSA