UAI SD600 Manual do Utilizador descarregar pdf (Página 8)

3.3RS-485matchresistanceapplication

InordertogetonegoodRS485control,toavoidthereflectionanddisturbanceofRS485communicat-

ionsignalorothersignal,oneterminalmatchresistanceisneededonthelastdomecamera.Pleasemake

thetenswitchdailto ackpanel.“ON“ontheb

Controller

RS-485terminalmatchresistanceON

Terminalmatch

resistanceOFF

Terminalmatch

resistanceOFF

Terminalmatch

resistanceOFF

Notice

Pleasemakesurethedomeconnectsintovoltage,usetheacces-

sorypower.

PleasemakesuretheanodeandcathodeofRS-485accurateto

avoidthedomecannotbecontrolled.

Connection&Setup

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UAI SD600 Manual do Utilizador Página 8