Справочник Пользователя для Mitsubishi Electronics FXCPU
13 Applied Instructions (Handy Instruction)
13.1 IST / Initial State
312
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
13.1
IST / Initial State
Outline
This is a command for controlling the initial state and special auxiliary relay automatically in a program by
stepladder.
stepladder.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
FX
3U(C)
FX
3G(C)
FX
3S
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder/FBD
ST
IST
16 bits
Continuous
IST(E, s, d1, d2);
Variable
Description
Data type
Input
variable
variable
EN
Execution condition
Bit
Head bit device number of the selector switch in the operation mode
(8 points occupied)
(8 points occupied)
ARRAY [0..7] OF Bit
Output
variable
variable
ENO
Execution state
Bit
Minimum state of practical state in automatic mode [d1
<d2]
Bit
Maximum state of practical state in automatic mode [d1
<d2]
Bit
Operand
type
Bit Devices
Word Devices
Others
System user
Digit designation
System
user
Special
unit
Index
Cons
tant
Real
number
Character
string
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V Z Modifier K H
E
"
"
P
z z z
S1
z
S2
z
S2
z
IST
EN
s
s
ENO
d1
d2
d2