Siemens KS7 Series Specifikace stáhnout pdf (Strana 40)

Hardware Installation CP 523

Zero modem operation: Connecting two DTEs taking the CP 523 to CP 523 example

Figure 3-12. Zero Modem Operation Taking the CP 523 to CP 523 as Example

(11) V.24 -TXD

Shield(24/25)

(2/21/23)

GND

CTS(9)

(7) DSR

DTR(15)

(5)

Shield (24/25)

GND

(2/21/23)

RTS (13)

CTS (9)

DTR (15)

(11)V.24 -TXD

DSR (7)

V.24 -RXD (5)

CP 523

V.24 - RXD

(13) RTS

Connecting a DTE to a DCE taking the CP 523 to modem (SIEMENS 2425 B DX) as example

Figure 3-13. Pin Assignments for CP 523 to Modem

GND(7)GND (2)

(6) Modem DSRDSR (7)

(20) Modem DTRDTR (15)

CTS (9) (5) Modem CTS

Modem RTS(4)RTS (13)

(2) Modem TXDV.24 -TXD (11)

(3) Modem RXDV.24 -RXD (5)

ModemCP 523

Shield (1) (1) Shield

Shield (8)

Note:

Only relevant in the case of communications using an RS-232-C (V.24) interface!

The ”3964(R) communications mode” data transmission procedure does not support control

lines (DSR, DTR, CTS, RTS).

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EWA 4NEB 811 6044-02a

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Siemens KS7 Series Specifikace Strana 40