![Siemens SIMATIC NET MODEM MD720 Скачать руководство пользователя страница 59](http://html.mh-extra.com/html/siemens/simatic-net-modem-md720/simatic-net-modem-md720_system-manual_381816059.webp)
Fehler! Verweisquelle konnte nicht gefunden werden.
59
6 Service functions
6
6.1
Switching between Terminal mode and OPC Mode
The MODEM MD720 is delivered by the factory with activated Terminal Mode.
Operated in combination with a S7-200 the OPC Mode of the MODEM MD720 will
be activated by program building blocks of the connected S7-200 PLC during the
initialization.
Manual switching
There are the following two methods to switch the MODEM MD720 manually from
the Terminal Mode into the OPC Mode and vice versa.
Change the operating mode by AT commands. Enter therefore the following
commands:
+++
Activates the AT command interface and interrupts the data transfer.
AT^PARSTART<CR>
Activates the AT configuration
AT^PARSET=”TERMINAL”,”MODE”,”SUPERVISED” <CR>
Selects the Terminal Mode, or
AT^PARSET=”TERMINAL”,”MODE”,”
DISABLE
”<CR>
Selects the OPC Mode.
AT^PAREND<CR>
Содержание SIMATIC NET MODEM MD720
Страница 10: ...Contents 10 Fehler Verweisquelle konnte nicht gefunden werden ...
Страница 18: ...Connecting the device and switching on the device 18 Fehler Verweisquelle konnte nicht gefunden werden ...
Страница 52: ...MODEM MD720 in Terminal Mode 52 Fehler Verweisquelle konnte nicht gefunden werden ...
Страница 66: ...Technical Data 66 Fehler Verweisquelle konnte nicht gefunden werden ...