RFL Communications 21 Sub-MUX Manual do Utilizador descarregar pdf (Página 20)

RFL SMX3 / 21 Page 20 of 22 Issue 1.4

User Manual

08 June 2009

14. Example Configurations

Example 1: X.21 synchronous data point to point and two channels of V.24

asynchronous data point to point.

This configuration assumes a master clock signal is provided by the X.21 links.

V.24 channels configured in Transparent mode.

DIP Switch Settings for both units

8 7 6 5 4 3 2 1

SW1 0 0 0 0 0 0 0 1

SW2 0 0 0 0 0 1 0 0

SW3 0 0 0 0 0 1 0 1

SW4 Not used

SW5 0 0 0 0 0 0 0 1

SW6 0 1 0 0 0 0 0 0

Substation A Substation B

X.21

Example installation – Single X.21 and two V.24 channels

X.21 V.24 V.24

Ch A Ch B Ch C

Port Port Port

X.21 V.24 V.24

Ch A Ch B Ch C

Port Port Port

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