Siemens LMV3 series - Modbus Data Legend and Types

Technical Instructions LMV Series
Document No. LV3-1000
Section 7 Page 10 SCC Inc.
Legend to overview table
Access
R
Read only value
R / W
Read and write value
Data format
U8
Character string
U16
16 bit integer (not subject to sign)
U32
32 bit integer (not subject to sign)
S16
16 bit integer (subject to sign)
Note:
This data type is also used to mark
invalid or non-existing values by
using the value «-1».
S32
32 bit integer (subject to sign)
Note:
This data type is also used to mark
invalid or non-existing values by
using the value «-1».
[ ]
Data array
Data types
T
ype
Physical range
Internal
range
Resolution
Conversion
internally /
physically
Percent
0...100
%
0...1000
0.1
%
/ 10
Degrees
-
50...15
0°
-
500…1500
0.1°
/ 10
Fire rate
limit
Modulating operation:
20...100%
Multistage operation:
1001 = stage 1
1002 = stage 2
1003 = stage 3
32767 = invalid
Modulating operation:
200...1000
Multistage operation:
1001…1003
32767 = invalid
Modulating operation:
0.1%
Multistage operation:
1
Modulating
:
/ 10
Multistage:
- 1000
Fire rate
Modulating operation:
0...100.0%
Multistage operation:
1001 = stage 1
1002 = stage 2
1003 = stage 3
32767 = invalid
Modulating operation:
0...1000
Multistage operation:
1001…1003
32767 = invalid
Modulating operation:
0.1 %
Multistage operation:
1
Modulating:
/ 10
Multistage:
- 1000