Wiring with the logic relay
70
1SVC 440 795 M0100
Operating principles
The cursor buttons in the circuit diagram perform three 
functions. The appearance of the flashing cursor indicates 
the current mode.
•Move
•Enter
• Connect
In Move mode you can use 
ÍÚ úí to move the cursor 
around the circuit diagram in order to select a circuit 
connection, contact or relay coil.
Use OK to switch to Entry mode so that you can enter or 
change a value at the current cursor position. If you press 
ESC in Entry mode, the logic relay will undo the most recent 
changes.
Press ALT to switch to Connect mode for wiring contacts and 
relays. Press ALT again to return to Move.
Press ESC to exit the circuit diagram and parameter display.
Opening the parameter display for function relays 
with contacts or coils
If you specify the contact or coil of a function relay in Entry 
mode, the logic relay automatically switches from the 
contact number to the function relay parameter display 
when you press OK.
Press 
í to switch to the next contact or coil field without 
entering any parameters.
Program
A program is a sequence of commands which the logic relay 
executes cyclically in RUN mode. A CL program consists of 
the necessary settings for the device, password, system 
settings, a circuit diagram and/or function relays.
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The logic relay performs many of these cursor movements 
automatically. For example, the logic relay switches the 
cursor to Move mode if no further entries or connections 
are possible at the selected cursor position.