Name: Siemens SIMATIC S7-1200 CP 1243-8 IRC
Brand: Siemens
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STEP 7 V5 configuration of the proxy

D.2 Special features of the PROXY CP1243-8 IRC

CP 1243-8 IRC

Operating Instructions, 02/2018, C79000-G8976-C385-03

219

● TS Module Modem

Connection to an analog dial-up network

● Third-party modem

Select the "3rd party modem" entry in the following cases:

– Connection to a dedicated line network

For the connection to a dedicated line network via a dedicated line or analog wireless

modem, a TS module RS-232 is connected to the CP.

– Connection to a dial-up network

For the connection to a dial-up network via a third-party modem, a TS module RS232

is connected to the CP.

The TS module RS-232 cannot be configured in STEP 7 V5.

AT strings for TS modules

If the CP is connected to a dial-up network via a TS module, the suitable AT string must be

configured in the properties dialog of the network node in STEP 7 V5 for the network node of

the proxy.

Figure D-4 Properties dialog of a dial-up network node, "AT initialization" tab

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Siemens SIMATIC S7-1200 CP 1243-8 IRC Specifications

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