Eaton PowerXL DX-NET-SWD, Manual

Page: 39 / 69

4 Commissioning
4.4 Acyclic data
DX-NET-SWD 06/13 MN04012009Z-EN www.eaton.com
35
Time constant T2
T2 = that is interpreted as time date as a multitude of the scan time T
a
.
interpreted value = internal value * T
a
Time constant D2
D2 = the time data as fraction of the scan time constant T
a
interpreted value = internal value * T
a
/16348
4.4.2.2 Standard data types
The most important data types are listed in the following.
Coding Value Range Resolution Length
118 0 ≦ i ≦ 32767 * T
a
T
a
2 octets
Coding Value Range Resolution Length
120 0 ≦ i ≦ (2 - 2-
14
) * T
a
2-
14
* T
a
2 octets
Data types used in the
PROFIdrive profile Reference Coding
Integer8 Integer8 (see IEC 61158-5: 2003) 2
Integer16 Integer16 (see IEC 61158-5: 2003) 3
Integer32 Integer32 (see IEC 61158-5: 2003) 4
Unsigned16 Unsigned16 (see IEC 61158-5: 2003) 6
Unsigned32 Unsigned32 (see IEC 61158-5: 2003) 7
OctetString OctetString (see IEC 61158-5: 2003) 10