Mounting and connection
4.2 Mounting and connecting the OP 73micro
4.2.2.3
Connecting the PLC
Wiring diagram
The following diagram illustrates the connection between the HMI device and PLC.
Figure 4-4
The interfaces are described in the Specifications section.
Note when connecting
NOTICE
Always use the approved cables to connect a SIMATIC S7 PLC.
Standard cables are available for the connection. For further information, refer to the
SIMATIC HMI Catalog ST 80.
See also
Communication via a point-to-point connection (Page 57)
Communication in the network (Page 58)
Interfaces (Page 41)
4.2.2.4
Connecting the configuration computer
Wiring diagram
The figure below illustrates the connection between the HMI device and configuration
computer.
Figure 4-5
The interfaces are described in the Specifications section.
44
S7-200
Connection to the PLC
Connecting the configuration computer
OP 73micro, TP 177micro (WinCC flexible)
Operating Instructions, 09/2007, 6AV6691-1DF01-0AB0