User Manual

Function blocks
241
08/04 AWB2528-1423GB
2: stop coil T..ST
3: reset coil T..RE
4: switching contact (make contact) T..Q1
•Range A:
The relay flashes for as long as the Trigger coil is activated.
•Range B:
The Stop coil interrupts the timing out of the set time.
•Range C:
The Reset coil resets the relay.
Value limitation
This function block is available from device version 04.
easy800 provides 32 value limitation function blocks VC01
to VC32. The value limitation function block allows you to
limit values. You can define an upper and lower limit value.
The function block will then only output values within these
limits.
Wiring of a value limitation function block
You can integrate a value limitation function block into your
circuit as a coil.
Figure 115: easy800 circuit diagram with VC value limitation
Parameter display and parameter set for the VC function
block:
M 48----------------------------Ä VC27EN
VC27 +
>I1
>SH
>SL
QV>
VC27 VC value limitation function block number 27
+ Appears in the parameter display
>I1 Input value
>SH Upper limit value
>SL Lower limit value
QV> Output value limited