α
2
Simple Application Controllers
Function Blocks 6
6 - 37
Setup of the Zone Compare Function Block directly from the
α
2
Series Controller
1 ) Allocate the input pin to be used for the function block.
2 ) Press the “OK” key with the cursor in the function block. The function block edit screen is
displayed as shown.
3 ) Press the “OK” Key and enter the function block settings using the “ and ” keys.
4 ) Pressing the “OK” invokes the input data type menu..
5 ) Press the “OK” Key and a Directset value can be entered.
6 ) Press the “OK” Key and an analogue in can be entered.
7 ) Press the “OK” key and data from another function block can be entered.
8 ) Having set the L and H condition using the same procedure and specified the Set or Reset
while in zone compare area use the “ESC” key to return to the function block edit screen.
Cha ng e No
De l e t e FB
B001 : ZC
Se t up FB
CmpVa l L
B001 : ZC
L<= I <=H : S
0
D i r e c t S
B001 : ZC
e t
Ana l o g I n
FB Va l u e
0
B001 : ZC
CmpVa l
L
D i r e c t Se t
B001 : ZC
A0 1
0
CmpVa l
L
Ana l o g I n
B0 0 1 : ZC
CmpVa l
L
No t Ex i s t
Va l i d FB