![Siemens SIMATIC NET CP 1243-1 DNP3 Скачать руководство пользователя страница 47](http://html.mh-extra.com/html/siemens/simatic-net-cp-1243-1-dnp3/simatic-net-cp-1243-1-dnp3_configuration-manual_1265365047.webp)
Configuration
3.6 Serial interface
Configuration - DNP3
Configuration Manual, 11/2018, C79000-G8976-C508-01
47
3.6.1.2
Dialup network
Settings dialup network
Only the configurable parameters are explained.
Settings serial interface
●
Interface standard
Standard of the serial interface: RS232 / RS485 - can be switched over
Select one of the following values:
–
RS232
When a modem is connected to the interface of the TIM
–
RS485
Connection of the internal terminating resistor of the TIM
With parallel connection of several modems to the interface of the TIM (star-shaped
network)
●
RS-485 termination
Enable the option when connecting a terminating resistor for the RS-485 bus when a star-
shaped network is connected.
Max. number of spontaneous frames
Only with CP 1243-8 IRC
●
Max. number of spontaneous frames
Only for interfaces with the Network node type "Station" / "Node station".
The parameter decides after how many messages the master station has the opportunity
of transferring its pending messages to the station. As maximum, the configured number
of spontaneous frames that are pending at the time of the first call frame are transferred.
Default setting: 200. Permitted range: 0...255
If 0 (zero) is set, all spontaneous frames are sent at the call.
Connection establishment
Only with CP 1243-8 IRC
●
Extra transmission time
Time offset (s) with slow networks to prevent premature stopping of connection
establishment.
Default setting: 10. Permitted range: 0...65535. With the setting 0 (zero), the function is
disabled.
The following values are usual:
–
Mobile wireless networks: 10
–
Wireless or satellite transmission: 0 .. 1
Содержание SIMATIC NET CP 1243-1 DNP3
Страница 6: ...Preface Configuration DNP3 6 Configuration Manual 11 2018 C79000 G8976 C508 01 ...
Страница 156: ...Diagnostics 4 7 Maintenance Configuration DNP3 156 Configuration Manual 11 2018 C79000 G8976 C508 01 ...
Страница 190: ...Bibliography 0 10 Configuration DNP3 190 Configuration Manual 11 2018 C79000 G8976 C508 01 ...