Note!
In ISaGRAF
®
, internal variables can be assigned (integer or bool) network addresses. The
status or value of the internal variable is written to the associated holding or coil register and
can be read or written over Modbus.
Important!
The PLC application must be reloaded after a cold start.
2.2
Changing PLC settings
PLC settings can only be changed after entering the valid key code.
The valid key code can be found on page 42. To avoid unauthorized use, remove the page or
make the key code unreadable.
Change PLC settings in the settings level, which contains the following menu items:
4
Date / time, refer to section 1.4
4
RS-232/Slave, refer to section 5.1
4
RS-485/Master, refer to section 5.2
4
RS-232/Prog, refer to section 2.1
4
Meter bus, refer to section 5.4
4
Universal input type, refer to section 2.3
Proceed as follows:
Activate the editing mode.
Display: Entering the key code
0000
blinks
Enter the valid key code.
EB 5571 EN
11
Start-up
Entering the key code
0000
Содержание TROVIS 5571
Страница 43: ...EB 5571 EN 43...