α
2 Simple Application Controllers
Function Blocks 6
6 - 40
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 Analog Input 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.
C h a n g e
N o
D e l e t e
F B
B 0 0 1 : Z C
S e t u p
F B
Cmp V a l
L
B 0 0 1 : Z C
L < = I < = H : S
0
D i r e c t S
B 0 0 1 : Z C
e t
A n a l o g
I n
F B V a l u e
0
B 0 0 1 : Z C
Cmp V a l
L
D i r e c t S e t
B 0 0 1 : Z C
A 0 1
0
Cmp V a l
L
A n a l o g
I n
B 0 0 1 : Z C
Cmp V a l
L
N o t
E x i s t
V a l i d
F B
