Eaton easySafety, Руководство пользователя, Страница: 141 / 695

Working with contacts and
relays
137
02/16 MN05013001Z EN
Creating or changing connections
Contacts and relay coils are connected with the wiring arrow
in Connect mode. The easySafety device displays the cursor
in this mode as a wiring arrow.
X
Use
ú í ÍÚ
to move the cursor to the contact or coil field
from which you wish to create a connection.
X
Press ALT to switch to Connect mode.
X
Use
ú í
to move the arrow between the contact and coil
fields and use
ÍÚ
to move between the rungs.
X
Press ALT to leave Connect mode.
The easySafety device closes the mode automatically as soon
as you have moved the arrow to an occupied contact or coil
field.
Never work backwards. You will learn why wiring backwards
does not work in section “How the easySafety device
evaluates the safety and standard circuit diagram as well as
the function blocks”, page 604.
Figure 51: Circuit diagram with five contacts, invalid
With more than four contacts in series, use one of the 32 MS
safety markers or in the standard circuit diagram one of the
96 M markers.
l
h
Do not position the cursor on the first contact field. Here
the ALT button has a different function (add rung).
h
In a rung, the easySafety device connects contacts and the
connection to the relay coil automatically if no empty
fields are between them.
IS01----QS04----
IS
03--
o
z
---------------
k
h
-IS02----IS04-----------
Ä
QS02