ABB DCS550 - Page 131

131
AP
3ADW000379R0501 DCS550 Manual e e
The rising edge of IN3 sets OUT bit 2 for one program cycle.
Connections
IN1, IN2 and IN3:
boolean
OUT: 16 bit integer value (packed boolean)
XOR
Logical function
Illustration
Operation
OUT is true if one input is true, otherwise OUT is false. Truth table:
IN1
IN2
IN3
OUT (binary)
OUT (value on display)
0
0
0
false (all bits 0)
0
0
0
1
true (all bits 1)
-1
0
1
0
true (all bits 1)
-1
0
1
1
false (all bits 0)
0
1
0
0
true (all bits 1)
-1
1
0
1
false (all bits 0)
0
1
1
0
false (all bits 0)
0
1
1
1
true (all bits 1)
-1
Connections
IN1, IN2 and IN3: boolean
OUT: 16 bit integer (packed boolean)