Mitsubishi Electric FX3G SERIES Programming Manual page 666

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
• When controlling the output value using only the lower limit value, set "32767" to the upper limit value specified
in S .
2
2. 32-bit operation (DLIMIT and DLIMITP)
Depending on how the input value (32-bit binary value) specified by [
between [
S
1
Command
input
In the case of "Lower limit value > Input value" .................................... Lower limit value → Output value
In the case of "Upper limit value < Input value" .................................... Upper limit value → Output value
In the case of "Lower limit value ≤ Input value ≤ Upper limit value" .... Input value →
• When controlling the output value using only the upper limit value, set "-2,147,483,648" to the lower limit value
specified in [
• When controlling the output value using only the lower limit value, set "2,147,483,647" to the upper limit value
specified in [
Error
An operation error is caused when the instruction is executed in the setting status shown below; The error flag M8067
turns ON, and the error code (K6706) is stored in D8067.
16-bit operation
32-bit operation
664
+1, ] and [ +1,
S S
1 2
FNC256
S S
1 2
DLIMIT
S S S
+1, 1 3 +1,
1
S
S
S
2 2
+1, 3 +1,
S
S
+1, 1 S
1
3 +1,
Output
value
Input
value
S +1, S ].
1 1
+1, ].
S S
2 2
Relationship
≤
S S
1 2
] ≤ [
[ S +1, S S +1,
1 1 2
29 Data Table Operation – FNC250 to FNC269
], the output value [
S D
2
S
D
3
S S
3
S
S
3
S S S S
+1,
3 2 2
S
S
+1, 1
1
Specified
S ]
2
29.1 FNC256 – LIMIT / Limit Control
S +1, S ] compares to the range
3 3
+1, ] is controlled.
D
S D
+1, 1 +1,
1
S
D
2 2 +1,
+1,
S
D
3 +1,
3 +1,
Output value
Output
( D )
+1, D
value
S
2
Specified
Input value
(
D
D
D
S
2
+1,
S )
S
3 +1,
3