Siemens SIMATIC S7-1200 Reference Manual page 16

Basic instructions
✔ ✔
Check validity
✔ ✔
Check invalidity
Variant
✔ ✔ Check data type of a VARIANT tag
Scan data type of an ARRAY element of a
✔ ✔
VARIANT tag
Compare data type for EQUAL with the data
✔ ✔
type of a tag
Compare data type of an ARRAY element for
✔ ✔
EQUAL with the data type of a tag
With a tag of type DB_ANY, compare the data
type of an indirectly addressed DB with a data
type for EQUAL.
✔ ✔
Identify any data block with DB_ANY. You then
have the option of accessing a data block that
is not yet available during programming.
Compare data type for UNEQUAL with the data
✔ ✔
type of a tag
Compare data type of an ARRAY element for
✔ ✔
UNEQUAL with the data type of a tag
A5E33284667-AF
Extended instructions
Description
Technology
LAD/FBD
(not S7-1200)
-|OK|-
-|NOT_OK|-
EQ_Type
EQ_ElemType
EQ_TypeOfDB:
NE_Type
NE_ElemType
Communication
STL
SCL
nn
nn
TypeOf
TypeOfElements
*)
*)
*)
*)
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