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Data Types

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5/13/23, 6:20 PM
*** Data Types ***
data types
The data types determine the size and properties of a data element. The data types are
available globally. It is possible to compile self-defined data types from elementary data
types. All data types can be used in each block.
Overview of the valid data types
bit string data types
BOOL: 1 bit, (0,1,FALSE, TRUE)
BYTE: 8 bits, (0 - 255)
WORD: 16 bits, (0 - 65 535)
DWORD: 32 bits, (0 - 4 294 967 295)
Integer data types
USINT: 8 bits, (0 - 255)
SINT: 8 bits, (-127 - 127)
UINT: 16 bits, 0 - 65535)
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INT: 16 bits, (-32768 - 32767)
UDINT: 32 bits, ( 0 – 4 294 967 295)
DINT: 32 bits, (-2 147 483 648 – 2 147 483 647)
Floating point numbers / real numbers
NE555
NE555 – A microchip is born and has a global career.
REAL: 32 bits, (±1.175e-38 - ±3.402e+38)
LREAL: 64 bits, ±2.225e-308 - ±1.798e+308)
Off delay
The secret of the extended signal.
Impulse switch
One impulse - two functions
Switch-on delay
Why fast when you can do it slowly.
Zener diode
Time
TIME: 32 bits DATE
: 16 bits Date
Time_Of_Day: 32 bits
DTL (Date an Time Long): 12 bytes
Sign
CHAR: 8 bits, (ASCII code)
Zener diode - a diode that is out of line.
STRING: 2+n bytes, (up to 254 (n) characters)
Frequency converter
Other
Reach your goal gently and gently.
ARRAY: An array with several elements of the same data type.
STRUCT: A collection of components with different data types.
Overview
circuits overview
S7 programming TIA Portal (overview):
SPS
PLC terms
data types
bit links
Set / Reset
Set/reset bit field
edge evaluation
time functions
counting functions
comparator
arithmetic
Mathematics (floating point numbers)
perpetual calendar
https://www.meine-schaltung.de/themen/sps/datentypen/
sliding functions
converter
strings
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5/13/23, 6:20 PM
*** Data Types ***
strings
SCL
Google search on MEINE-SCHALTUNG.de:
Home Imprint Data protection
https://www.meine-schaltung.de/themen/sps/datentypen/
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