Uses and properties of the TIM
1.12 Requirements for operation - necessary components and services
TIM DNP3
32 System Manual, 06/2014, C79000-G8976-C253-03
For communication via classic WAN, the TIM requires a suitable modem:
– DNP3 dedicated line: Dedicated line modem MD2
Optional: LTOP overvoltage protection modules for the dedicated line attachment
– Analog dial-up network Analog dial-up modem MD3
Alternative: Third-party modem with RS-232 interface and support of AT commands
and the duplex mode
– ISDN network: ISDN MD4 modem (is no longer available)
Alternative: Third-party ISDN modem with RS-232 interface and support of AT
commands and the duplex mode
– GSM network: MODEM MD720
When connecting modems, you require a suitable cable.
For more information on routers, modems, connecting cables and optional components, refer
to the section Accessories (Page 313).
Compatible SIMATIC CPUs
1.12.2.1
CPUs for installing the TIM 3V-IE DNP3 in an S7-300
Compatible CPU types in the S7-300
The TIM 3V-IE DNP3 can be used in an S7-300 as a communications processor (CP). In
principle, all S7-300 standard and compact CPUs can be combined with this TIM. All the
following standard and compact CPUs can be used without restrictions.
-2 PN/DP
6ES7 317-2FK14-0AB0