Siemens simatic c7-621, Руководство пользователя

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04/99 Operating the C7-621-AS-i
Getting Started with C7-621-AS-i 53
Operating the C7-621-AS-i
To help you operate the C7-621, the most important keys of the C7-621-AS-i are described briefly below.
F1 F2 F3
F4
F5
SF DC5V
FRCE
RUN
STOP
1 2 3
7 8 9
6
4 5
0
SIMATIC C7-621
ENTER
ESC
S H IF T
+/-
Display
ESCAPE key
ENTER key
Cursor keys
SHIFT key Numeric keypad
Softkeys
ESCAPE key
→
ESC
takes you from the current level to the superordinate level.
Example: If you press
ESC
, you quit the system screen
Parcels_1
and return to the start screen
Start_Sys1
. If you press
ESC
again you will reach the message level.
→
With
ESC
you can terminate inputs, i.e. the value you have just entered in the input field is
discarded.
ENTER key
→
With ENTER you accept entries that have been made, i.e. the value you have entered in the input
field is sent to the controller.
Cursor keys
→
With the up and down cursor keys you can page between several screen entries of a screen.
Example: In the screen
Parcels_1
you page down into the second screen entry with the cursor.