Chapter 2 Tropos Routers Installation Guide, Models 6410 and 6420 16Installation Hardware and ToolsThe following installation accessories are included in the shipping package: One pole bracket Two 4-inch diameter clamps Two 6-inch diameter clamps Five 5/16-inch #10-32 stainless steel hex head machine screwsYou must supply the following tools: Level 5/16-inch nut driver 1/4-inch flat blade screwdriver Tower mounting only: stainless or galvanized steel pipe and 1/2-inch or5/8-inch nuts, bolts, and washers to connect to the tower arm. Wood pole mounting only: one 1/4-inch diameter, 3 1/2-inch long lag boltSite PlanningTo ensure safe and durable wiring, router installation must follow appropriate electrical andbuilding codes. Follow all local codes and regulations. For example in the U.S., follow theNational Electrical Code (NEC) requirements, unless local codes in your area take precedenceover the NEC code.The maximum length of Cat 5 cable for 10BaseT, 10/100BaseT, and 10/100/1000BaseT Ethernetconnections is 300 feet (90 meters).The Ethernet duplex and speed setting is configurable.NoteThe U.S. National Electrical Codes (NEC) Article 800 requires the use of Agency Listed (UL/CSA/TUV)Building Entrance Protector for all power and data communications cables entering a building. The NECintends by Article 800 to protect the building and occupants from fires caused by transient voltage andcurrent surges.NoteEthernet data cable installations having lengths greater than 140 feet in the outdoor environment must usea UL497 approved (UL/CSA/TUV Listed) primary protection device at the building entrance. Ethernet datacable installations having lengths less than 140 feet in the outdoor environment may use a UL497A (UL/CSA/TUV Listed) secondary protection device at the building entrance. Tropos Data Protection Device andNetwork Protection Units are UL497A secondary protection devices.