Release 03/2004
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Operating Instructions (Compact) OP 77B
6AV6691-1EA01-0AB0
4–3
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77B
4.2 Connecting the PLC
Connection configuration
RS 232
Use only the approved cables for connections to the SIMATIC S7.
1
SIMATIC S5
Converter
TTY
AS 511
SIMATIC S7/M7
SIMATIC 500/505
PLC of other
manufacturers
RS 485
RS 422
RS 422/RS 485
1)
SIMATIC 500/505
PLC of other
manufacturers
Figure 4–2
Connecting the PLC
•
Interfaces: Serial
•
Interface description – refer to Chapter 1.5.
•
Standard cables are available for the connection –
refer to SIMATIC HMI Catalog ST 80