Siemens SIMATIC S5 CP 523 Manual page 28

Serial i/o module
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Figures
3-1.
Installing the CP 523 in the Adapter Casing (6ES5 491-0LB11) . . . . . . . . . . . . 3 - 3
3-2.
Installing the CP 523 in the S5-135U Central Controller . . . . . . . . . . . . . . . . . . 3 - 4
3-3.
Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-4.
Pin Assignments of the 25-Pin D Subminiature Connector
3-5.
Pin Assignments of Backplane Connector X1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 7
3-6.
Pin Assignments for CP 523 (Passive TTY) to PT 88 (Active TTY)
without BUSY Signal
3-7.
Pin Assignments for CP 523 (Passive TTY) to PT 88 (Active TTY)
with BUSY Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-8.
3-9.
Pin Assignments for CP 523 to CP 523 (TTY Interface) . . . . . . . . . . . . . . . . . . . 3 - 10
3-10. Pin Assignments for CP 523 (TTY Passive) to CP 523 (TTY Active) . . . . . . . . . . 3 - 10
3-11. Pin Assignments for CPU 944 (TTY Active) to CP 523 (TTY Passive)
3-12. Zero Modem Operation Taking the CP 523 to CP 523 as Example . . . . . . . . . 3 - 12
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 - 12
3 - 5
. . . . . . . . . . . . . . . 3 - 6
3 - 8
3 - 8
EWA 4NEB 811 6044-02a

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