Lenze c300 - Manual (Page 118)

Lenze · Controller | Parameter setting & programming · Reference Manual · DMS 1.5 EN · 04/2014 · TD17
118
12 Visualisation with »VisiWinNET®«
12.6 OPC tunnel for local visualisation (integrated control system)
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Data types
The following data types are available for query:
Data type Description
»VisiWinNET®« OPC tunnel
VT_BOOL
d11 Truth value (TRUE/FALSE)
VT_BSTR d8 String STRING
VT_DATE d7 Date / time format
VT_EMPTY d0 The data type is not specified.
• This data type is e.g. returned if no process variable has been specified.
VT_I1 d16 Integer 1-byte value; signed (-128 ... 127)
VT_I2 d2 Integer 2-byte value; signed (-32768 ... 32767)
VT_I4 d3 Integer 4-byte value; signed (-2147483648 ... 2147483647)
VT_INT d22 Integer value; signed; machine type-dependent
VT_R4 d4 Floating-point number simple accuracy (4 bytes)
VT_R8 d5 Floating-point number double accuracy (8 bytes)
VT_UI1 d17 Integer 1-byte value; unsigned (0 ... 255)
VT_UI2 d18 Integer 2-byte value; unsigned (0 ... 65535)
VT_UI4 d19 Integer 4-byte value; unsigned (0 ... 4294967295)
VT_UINT d23 Integer value; unsigned; machine type-dependent