Chapter 2 Tropos Routers Installation Guide, Models 6410 and 6420 20Pole, Tower, and Streetlight Mounting InstructionsThis section explains how to mount the router on a pole, tower, or streetlight. It is best to mountthe router to aluminum or galvanized steel structures. The mounting brackets are designed topierce any oxidation layers that are on the outside of the pole, thereby assuring good qualityconnection to the grounded structure.Due to potential antenna obstruction issues, the router is not designed to be directly mounted ona building wall. If it is necessary to mount the router on a wall, follow the instructions formounting on a wooden pole (“Wood Pole Mounting” on page 24), and attempt to mount therouter with maximum possible clearance around the antennas.NoteThe router should always be mounted with the top of the router horizontal and level and with the antennasfacing upward.NoteIt is best to attach ground and data cables to the router before sliding the router into the mounting bracket,as explained in this section. Before mounting the router, review the wiring instructions in “Grounding theRouter” on page 34 and “Connecting Data and Power Cables” on page 29 to determine the best strategyfor the selected location.NoteMounting to wood, concrete, or painted poles may require primary grounding for the unit. Check thenational electrical codes in your area for specific rules.