Fnc258 - Zone / Zone Control - Mitsubishi Electric FX3G SERIES Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
29.3 FNC258 – ZONE / Zone Control
Outline
Depending on how the input value compares to positive or negative, the output value is controlled by the bias value
specified.
1. Instruction format
FNC 258
D ZONE P
2. Set data
Operand Type
S
1
S
2
S
3
D
3. Applicable devices
Bit Devices
Oper-
and System User
Type
X Y M T C S D .b KnX KnY KnM KnS
S
1
S
2
S
3
D
Explanation of function and operation
1. 16-bit operation (ZONE and ZONEP)
The bias value specified by
specified by D
The bias value is added as shown below:
Command
input
FNC258
ZONE
In the case of "
S
3
In the case of " S
3
In the case of " S
3
Output
value
Mnemonic
16-bit Instruction
ZONE
9 steps
ZONEP
Negative bias value to be added to the input value
Positive bias value to be added to the input value
Input value controlled by the zone
Head device number storing the output value controlled by the zone
Digit Specification
or is added to the input value specified by
S S
1 2
.
S
S S
1
2
Input value < 0" ..... Input value +
S
3
Input value = 0" ...........................................................................0 →
Input value > 0" ..... S Input value +
3
Input
value
29 Data Table Operation – FNC250 to FNC269
Operation Condition
32-bit Instruction
Continuous
17 steps
Operation
Pulse (Single)
Operation
Description
Word Devices
Special
System User
Unit
T C D R U \G V
D
3
Negative bias value →
S
1
Positive bias value →
S
2
Output
(
D
value
Positive bias value
( S )
2
0
Negative bias value
(
29.3 FNC258 – ZONE / Zone Control
Mnemonic Operation Condition
DZONE
Continuous
Operation
DZONEP
Pulse (Single)
Operation
Data Type
16- or 32-bit binary
Others
Con- Real Charac-
Index
stant Number ter String
Z Modify K H E " "
, and output to the device
S
3
D
Output value
D
Output value
D
Output value
)
Input
( )
S
3
value
)
S
1
21
22
23
24
25
Pointer
P
26
27
28
29
30
669