6. Function blocks
6.4 Timing and counter relay example
Entry:
The first part of the parameter set of a counter C01 is displayed.
Move the cursor > over the + character to the value input behind >SH:
>SH means: Function block input upper counter setpoint value.
The + character means that the parameters of this timing relay can be modified
using the PARAMETERS menu.
Change the upper counter setpoint to 10:
Use < > to move the cursor onto the tens digit.
Use the ↑ and ↓ buttons to change the value of the digit.
Press OK to save the value and ESC to return to the circuit diagram.
C 01 +
>SH +10
>SL +0
>SV +0
QV>+0
Fig. 292: Enter parameter C01
Configuring the parameter for T01:
The timing relay works like a flashing relay. The function is set on the top right beside
the number in the parameter display.
The time base is set to the right of the “flashing” function. Leave the time base
set to S for seconds.
Move the cursor to the right over the + character in order to input the time
SETPOINT value I1.
If you enter the same setpoint value at I1 and I2, the timing relay operates as a syn-
chronous flasher.
The + character means that the parameters of this timing relay can be modified using
the PARAMETERS menu.
Confirm the value input with OK.
Press ESC to leave entry.
T 01 n S +
>I1 002,000
>I2 002,000
QV>
Fig. 293: Enter ParameterT01
Testing the circuit diagram:
Switch easyE4 to RUN operating mode and return to the program.
You can display every parameter set via the function relays menu.
Move the cursor onto C 01 and press OK.
The parameter set for the counter is displayed with actual and setpoint values.
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