同轴电缆施工工具 ppt课件

1、同轴电缆施工工具同轴电缆的布放与屏蔽型双绞线类似运用符合同轴电缆构造特点的工具进展剪切及剥线公用衔接器及端接工具双绞线验证与认证设备同样适用于同轴电缆同轴电缆分类同轴电缆阻抗75RG-1150RG-11/RG-8/RG-58传输方式宽带：300MHz-750MHz模拟信号传输(FDM)基带：数据传输，1Km内，速率可达12Gb/s直径粗缆AUI用途无线接入的馈线细缆BNC有线电视宽带数据网络93RG-62同轴电缆构造 中心导体要与屏蔽层坚持等距以确保信号传输性能 规范规定：屏蔽电缆的弯曲半径应至少为电缆外径的610倍BraidingCenterConductorGoodBad同轴电缆施工工具剪

2、切截面被压扁截面被压扁These just wont do同轴电缆施工工具剪切正确的剪切工具4507445075Data T - Cutter 剪线钳多股通讯电缆，直径0.5in.(12.7mm)同轴电缆RG-59/U、RG-58、RG-6适宜于剪切软线柔软的手柄套便于握持锁定销使工具便于装在工具套中同轴电缆施工工具剥线1/4 Max1Stripping coax F-style45-262 Stripmaster45-524 Coax Stripper30-433 Combo Tool同轴电缆施工工具剥线Coax Stripmaster Spring action grips & s

3、trips Speeds up 2-step stripping Different blades for: RG6 RG59 RG6 Quad45-262同轴电缆施工工具剥线Stripping coax with the Stripmaster 45-262 1. Place cable in smaller hole protruding2. Squeeze handles together firmly & quickly3. Place cable in larger hole protruding, squeeze4. Stripped cable同轴电缆施工工具剥线Stri

4、pping with the Coax Stripper 45-5241. Set sliding window to cable size2. Place cable in stripper with 1/8 protruding3. Rotate stripper in direction of lettering4. Remove cable from stripper5. Remove slugs6. Stripped cable同轴电缆施工工具剥线Adjusting the Coax Stripper 45-5244. Check by restripping cable. What

5、 was the left side is now the right side upside down!1. Remove hex wrench from handle2. Turn stripper over3. Insert wrench into adjusting grommets.Adjust by rotating 1/3 of way around at a time同轴电缆施工工具剥线Replacing the blade cassettePull front door openLift cassette up & outInsert new cassette &am

6、p; close door3步骤剥线，去除6mm护套和6mm屏蔽层压接BNC/TNC连接器45-520刀座45-522（黑）3步骤剥线，去除2.7mm护套和8.2mm屏蔽层压接BNC/TNC及MIL-C-39012连接器45-521刀座45-523（棕）6.35mm同轴电缆2步骤剥线 压接F、BNC/TNC、UHF连接器45-526刀座45-524（蓝）12mm同轴电缆2步骤剥线UHF连接器45-525（绿）3步骤剥线，去除6mm护套和6mm屏蔽层N系列以太网连接器45-258同轴电缆施工工具端接About “F Connectors One-piece Most preferred, eas

7、iest installation Two-piece More pullout strength Twist-on What twists on will twist offThe number one cause of video distribution problemsis tightening F connectors finger tight. Tighten them with an F connector tool.同轴电缆施工工具端接 About “F Connectors Must be used for all open CATV outlets Eliminates l

8、eakage and ingress, which lead to poor signal quality同轴电缆施工工具端接F-Connector Tool Using leverage to install an F connector will seat every connector properly Most video signal problems are caused by loose connections. Tighten all connectors with an F-Connector tool.35-046Thread connector onto end of t

9、oolPush connector onto stripped cable同轴电缆施工工具端接Coax Strip & Crimp Tool Cuts, Strips & Crimps RG-6 & RG-59 No need to carry separate tools Good for occasional contractor use30-433同轴电缆施工工具端接Terminating coax - CrimpMaster Consistency & repeatability More leverage, less installer fatigue

10、 The same crimp every time 28 interchangeable dies For the installer with more than an occasional crimp to do30-506与Crimpmaster 配合运用的同轴电缆衔接器压接模块同轴电缆施工工具剥线Stripping coax - BNC Accuracy, efficiency, repeatability 0.667.240 .240 .18745-520 Coax StripperCut center conductor with35-060 CenterConductor Cu

11、tter同轴电缆施工工具剥线To use the 45-5201. Set sliding window to cable size2. Place cable in stripper with 1/4 protruding3. Rotate stripper in direction of lettering4. Remove cable from stripper5. Remove 1st two slugs6. Remove 3rd slug by bending cable同轴电缆施工工具剥线Center Conductor Cutter 35-0601. Stripped cable

12、2. Lay side of cutter against white dielectric3. Finished cable同轴电缆施工工具端接BNC/TNC Connectors Primary use today is for video/security installations Was an early data connector Looks like a difficult termination, but can be the easiest同轴电缆施工工具端接Three-piece BNC Recommended Fastest Easiest Captive contac

13、t pin Gas-tight crimpCaptive Contact Pin同轴电缆施工工具端接Two-piece BNCStrip to Braid, Peel Back Less expensive More labor No captive contact pin No gas tight crimp同轴电缆施工工具端接Twist-on BNC Quickest, easiest Least reliable No captive contact pin No gas-tight crimp Can be affected by thermal change Installers w

14、orst nightmare Intermittent failure同轴电缆施工工具端接Terminating BNC Connectors1. Close CrimpMaster to 1/8 open2. Place center contact pin point down into smallest crimp nestWrong side up3. Place center conductor all the way into center contact pin and crimp4. Rotate dielectric to bend back braiding同轴电缆施工工具端接Terminating BNC Connectors1. Seat connector body onto dielectric, underneath the braiding, listen for click of captive contact pin2. Seat the ferrule against the connector body with equal, opposing force3. Squeeze handles together completely4. Finished Connector同轴电缆施工工具端接Coax Strip & Crimp