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6 serial interface – Siemens ESM User Manual

Page 53

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Interfaces, Displays and Operator Controls

Industrial Ethernet OSM/ESM
C79000-Z8976-C068-10

49

4.1.6 Serial

Interface

OSM/ESM modules have an RS-232 interface. This is used for the following
purposes:

− Firmware

Updates

− Management with the aid of the command line interpreter (CLI) including

setting the IP address information (see /1/).

Pin 5 SG

DSR Pin 6

Pin 1

Pin 4 DTR

Pin 2 RD
Pin 3 TD

RTS Pin 7

CTS Pin 8

Pin 9

Figure 23: Pinout

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