Arrangement de RS-422A/RS-485 d’une terminaison

SW 501

Comme on le montre dans la carte de structure,quand le contrôleur est joint, il doit être terminé selon la particularité de câble d’impédence sur chaque fin de la ligne de transmission pour transférer les signaux dans la longue distance en contrôlant la réflexion des signaux au plus bas.

Division

n < 128

Terminaison

SW1-ON

<Organisation de Moitié Duplex RS485>

Terminaison : en utilisant les numéros 1 et 2 PIN, tournez à ON et il sera terminé.

n < 128

Arrangement de commutateur

Adresse de récepteur

SW500-1 SW500-2

SW500-3 SW500-4 SW500-5 SW500-6 SW500-7

SW500-8

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F

Division

Division SW1-ON SW2-ON

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ON

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OFF

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ON

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ON

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OFF

<Organisation de Plein Duplex RS-422A/RS-485>

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ON

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OFF

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OFF

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1-12

Page 64
Image 64
Samsung SCC-643(P) Arrangement de commutateur, Arrangement de RS-422A/RS-485 d’une terminaison, Terminaison