Siemens KS7 Series Specifikace stáhnout pdf (Strana 36)

Hardware Installation CP 523

3.4 Terminal Diagrams

This section contains typical terminal diagrams for connecting the following:

• A printer (PT 88)

• A point-to-point connection (data terminal equipment DTE)

- CP 523 to CP 523

- CP 523 to CPU 944

• Modem link (data communications equipment DCE)

3.4.1 Terminal Diagrams for Print Mode

The CP 523 assumes a printer with an RS-232-C (V.24) or TTY interface as the peripheral device.

CP 523 (passive TTY) to PT 88 (active TTY) without BUSY signal

Figure 3-6. Pin Assignments for CP 523 (Passive TTY) to PT 88 (Active TTY) without BUSY Signal

PT 88

Shield (24) (1) Shield

Shield (25)

TTY OUT - (12) (9) TTY IN+

TTY OUT+ (10) (10) TTY IN –

20 mA

CP 523

CP 523 (passive TTY) to PT 88 (active TTY) with BUSY signal

Figure 3-7. Pin Assignments for CP 523 (Passive TTY) to PT 88 (Active TTY) with BUSY Signal

TTY IN+ (6) (21) TTY OUT -

Shield (24) (1) Shield

Shield (25)

TTY OUT+ (10) (10) TTY IN -

TTY OUT - (12) (9) TTY IN+

TTY IN - (8) (18) TTY OUT+

20 mA

CP 523 PT 88

20 mA

Printer setting: Printer not ready to receive = no current

3-8

EWA 4NEB 811 6044-02a

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Siemens KS7 Series Specifikace Strana 36