Eaton easyControl EC4-200, User Manual

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8 Configuration of the inputs/outputs (I/O)
Representation of the inputs/outputs in the configuration
The direct addresses of the inputs/outputs are assigned symbolic
names beforehand in the PLC configuration.
The symbolic operands can be used directly in the program.
Displaying the local inputs/outputs
X
To display the local inputs/outputs, first click on the plus sign in
front of “Configuration EC4P-200”, then on the plus sign in
front of “Local I/O”.
X
The following folders are displayed underneath the folder
“Local I/O”. The function of these folders must be adapted to
the actual controller type.
– Transistor Outputs
– No Analog Outputs
– No Keys
– No Counter.
The folder function “Transistor Outputs” must be changed to
“Relay Outputs” for a controller with relay outputs
a
section “Changing the folder function”.
X
To display the inputs/outputs of the individual folders use the
mouse to left-click the plus sign in front a folder.
Changing the folder function
Transistor Outputs n Relay Outputs
The Transistor Outputs are displayed as the default PLC
configuration. If you are using a controller with relays, you will
have to change the Output Type:
X
Right-click Transistor Outputs.
X
Choose Replace Elements in the context menu and click Relay
Outputs.
General principle: To display the direct and symbolic addresses of
the outputs, click the xxx Output node.
No Analog Output
The default configuration “No Analog Output” can be replaced
with “Analog Output” from operating system V2.0
No Keys
The term “Keys” stands for the buttons on the front of the
controller such as ALT, DEL, ESC and OK, as well as the 4 buttons
of the rocker switch. The buttons are represented in the PLC
configuration as inputs.
You can program the direct or symbolic addresses of the inputs in
order to scan the states of buttons in the program.
X
Right-click NoKeys.
X
Choose Replace Elements in the context menu and click Keys.
X
Click on the plus sign in front of Keys.
No Counter
High-speed counters must be activated if they are required for your
application:
X
Right-click No Counters.
X
Choose Replace Elements in the context menu and click on one
of the 3 counter functions.
Symbolic operand Physical operand Data type
I1 AT % IX0.0 BOOL
Figure 35: Selectable inputs/outputs