Siemens TIM 1531 IRC, Руководство по эксплуатации, Страница: 59 / 338

Configuration
4.5 Overview: Connection to LAN / WAN
TIM 1531 IRC
Operating Instructions, 02/2018, C79000-G8976-C468-02
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For the general reaction, the following parameters are available:
● Activate retentive saving
When there are connection disruptions activates the retentive saving of events on the SD
card.
● Number of events before saving
Saving events on the SD card starts when the number of events in the send buffer
configured here is reached after a connection failure.
● Interruption time before saving
Saving events on the SD card starts when the time of the connection interruption
configured here is reached.
Whether or not the values of the individual data points are saved is specified in the
configuration of the individual data point in the "Trigger" tab, see section Data points
(Page 104).
For the maximum number of savable messages see section Performance data and
configuration limits (Page 25).
4.5 Overview: Connection to LAN / WAN
Transfer options
The interfaces of the TIM support the following network types and protocols:
Ethernet interfaces
● IP-based
Communication via LAN (copper / FO cable), Internet and IP-based wireless networks
–
Neutral (via S7 connection)
– MSC / MSCsec
For information on the protocol variants, refer to the section Communications services
(Page 14).
– Mobile wireless with VPN
IP-based mobile phone communication (with gateway to the Internet) only with
SCALANCE M router
Serial interface
● Classic WAN
–
Dedicated line (incl. analog wireless network)
– Dial-up network (analog, ISDN mobile phone)
● IP-based
–
MSC / MSCsec via GPRS