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Siemens simatic c7-621 Guide

Siemens simatic c7-621
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Displaying and Entering Values in Screens 04/99
40 Getting Started with C7-621-AS-i
Labeling softkey assignment
So that the C7 operator knows which softkey is occupied, you need to define a text for this softkey, which
will be displayed in the relevant screen. Proceed as follows:
Position the text cursor in the second line of the screen above the softkey you have assigned, by
entering blanks. Enter the text
Par
there to indicate the association with the softkey.
To return from the
Parcels_1
screen to the start screen
Start_Sys1
, proceed in the same way to
configure the softkey
F1
in the
Parcels_1
screen. Use
Start_Sys1
as the screen name and enter
Back
as the text for the softkey description.
For the screen branch, in the first screen entry of the system screen select the softkey
F5
and give it
the function
Screen Branch.
As parameters, assign the entry number
2
and the field number
0
.
In the system screen, label the softkey with the character >>.
To return from the second screen entry to the first one, proceed in the same way to configure the
softkey
F1
in the second screen entry. For the entry number, use 1 and as a character for the softkey
description, enter <<.
All extensions to the configuration are now complete. You have:
- configured a second screen with input and output fields,
- plus in each screen a softkey for switching between the two screens,
- plus in each screen entry a softkey for switching between the entries, and
- a text/character to identify each softkey.
Now you can start to display the configuration on the OP as well as change screens and perform
inputs/outputs.
Now put the C7-621-AS-i into transfer mode with an overall reset:
Switch off the power supply of the C7-621-AS-i.
Press the
ESC
and and keys simultaneously,
keep these keys depressed,
and switch on the power supply.
Do not release the keys until the message “Flash Test“ appears in the display. After the startup tests,
the idle message is displayed and the overall reset of the C7-OP too is complete.
Once the C7 has started up, select the system screens stored in the firmware by pressing
ENTER
.
Press
F4
to select the
System
and
F2
to select the
OpMode
.Switchto
MPI down
by pressing
the SHIFT and down-arrow keys, and confirm your entries with
ENTER
. The message ‘Ready for
transfer’ appears on the C7-OP.
If a password has not yet been entered, the system requests one. Enter 100 again via the numeric
keypad and confirm your input with
ENTER
. Select
MPI down
again and confirm with
ENTER
.
Now select
File
Download
from the menu bar to initiate the data transfer from the PC/program-
ming device to the C7. If you have made changes to the configuration, the steps ‘save’ and
‘generate’ are performed automatically after a query. Answer the question as to whether to save,
with
Yes.

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Siemens simatic c7-621 Specifications

General IconGeneral
BrandSiemens
Modelsimatic c7-621
CategoryControl Systems
LanguageEnglish

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