Mitsubishi Electric M800VW Series Programming Manual page 353

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions
8.10 Character String Processing Instructions
ESTR, ESTRP: Conversion from floating-point data to character string data
Setting
Bit devices
data
X Y M L F
S1
S2
D
[Instruction symbol] [Execution condition]
ESTR
ESTRP
 Setting data
Setting data
32-bit floating-point data to be converted, or the first number of the device where
S1
the floating-point data is stored.
The first number of the device storing the display designation for the numerical val-
S2
ue to be converted.
D The first number of the device to store the converted character string.
 Functions
ESTR
 Converts the 32-bit floating-point real number data designated by (S1) to a character string according to the display desig-
nation designated by (S2), and stores the result in the area starting from the device number designated by (D).
 The converted data differs depending on the display designation designated by (S2).
0: Decimal point format
S2
1: Exponential format
Total number of digits
S2+1
Number of digits in decimal
S2+2
fraction
 When setting input values from programming tools, rounding errors may occur.
For precautions when setting input values from programming tools, refer to "6.3.4 Single/Double-Precision Real Number
Data".
IB-1501667-B
Usable devices
B SB T SM V T C
○ ○
○ ○
○ ○
Command
Command
Meaning
The converted data differs
depending on the format
selected at S2.
...
Setting is possible in the
range from 2 to 24.
Con-
Word devices
stant
D R/ZR W SW SD Z
○ ○ ○ ○ ○ ○
○ ○ ○ ○ ○
○ ○ ○ ○ ○
332
Digit
Pointer designa- Index
tion
E P
○
○
indicates the sign "ESTR".
S1 S2 D
P S1 S2 D
Data type
Real number
BIN 16 bits
Character string