Installation Guide

FinMInstallationGuide Release4.5.25 2‐33
On‐board SiteInstallation
2.3On‐board
2.3.1Overview
TheFiberinMotionsolutionusessharkfinantennasforitsmobileunits,andreliesonant enna
orientationtodifferentiatetheradiostreamsenoughsoastoenableMIMO.
GeneralGuidelines
• Locatetheantennasontheroofofthelocomotive,ascloseaspossibletoeach
endofthelocomotive.
• Place theTMUascloseaspossibletotheantennas.Thiswillallowa2mcableto
beusedtotheantennas.
Power
• Recommended:UseRADWIN’sPoEtosupplypowertotheTMU
• Alternative:TMUcanbepoweredviaan802.3at(PoEplus)swit ch
GeneralMountingArrangement
Figure2‐68:On‐boardgeneralmountingarrangement
TMU
PoEfor
TMU
TMUAntenna
On‐board
router