Working with contacts and relays
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MN05013005E
145
The Status menu display shows whether the P buttons are
used in the circuit diagram.
Displayed on the Status display:
• P: button function wired and active,
• P2: button function wired, active and P2 button
Í
pressed,
• P-: button function wired and not active,
• Empty field: P buttons not used.
Checking the circuit diagram
EZD contains a built-in measuring device enabling you to
monitor the switching states of contacts, relays and function
block coils during operation.
X
Create the small parallel circuit below and save it.
Figure 85: Parallel circuit
X
Switch EZD to RUN mode via the main menu.
X
Return to the circuit diagram display.
You are now unable to edit the circuit diagram.
The circuit diagram display performs two functions depending
on the mode:
• STOP: Creation of the circuit diagram,
• RUN: Power flow display.
X
Switch on I3.
I123456789
…
P2
MO 14:55
Q.2
…
6.8 RUN
I 02--u------------------------S Q 01
I 03--k
J
If you switch to the circuit diagram display and are unable to
modify a circuit diagram, first check whether EZD is in
STOP mode.