Posted on 2012 年 3 月 20 日 by admin | Leave a reply band. 1.1.7 the contact potential in any junction in the signal path must be less than 0.25 v according to the electrochemical series. Dissimilar metals in the junctions shall be avoided. 1.2 mechanical characteristics 1.2.1 the jumper assembly is made of high flexible foam isolated coaxial cable. The outer connector of the cable is a corrugated tube or foil and the inner connector is a solid wire. The nominal diameter of the cable should be 1/2″”. 1.2.2 the mechanical design and construction of the jumper assemblies shall ensure that the electrical and mechanical characteristics are maintained during at least 20 years of operation despite the detrimental and aging effects of the environment. 1.2.3 all metal materials shall be corrosion resistant. 1.2.4 the outer jacket must be ultraviolet resistant. It must also resist the effect of the pollutants of the air including ozone and sulphur dioxide. 1.2.5 the jumper assemblies are delivered complete with male iec 7/16 connectors installed in both ends. Will need two different type of jumpers. - first end should be straight and second end should be angle. - first end should be straight and second end should be straight. The connectors must meet the requirements of chapter 1.3 of this specification. 1.2.6 the minimum bending radius of an installed jumper assembly shall be less than 50 mm. 1.2.7 the jumper assemblies shall meet the requirements of this specification in the following conditions: - temperature range of -45° To +50° C. - relative humidity of 10…100%. - IP 68 (with out taping) 1.2.8 the jumper assemblies shall be packed so that the connectors are covered with shielding caps. The packing shall ensure that the jumper assemblies are not damaged during the transportation. 1.2.9 the jumper length shall be at least 2m, 3m, 5m and 7m. PLEASE SEE ATTACHED FILE! Coaxial Jumper Cable.doc ” 联系方式 “Co:Elisa Add:Pedder Street, Hong Kong, Central Tel:852-97313859 Email:leppalammi@yahoo.com联系人:Mr. Jani Leppalammi国家:Finland” 产品类别 电子通讯 Email leppalammi@yahoo.com 采购主题 Clip usb flash drive 采购内容 “ tie clip usb flash drive wanted, 2GB, 20K. Price Range: 4.5~6 USD Minimum Order Quantity: 1000 Piece/Pieces Certification Requirements: CE, Rohs. ” 联系方式 “Co:Sincess Hongkong Ltd. 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