Data Set Ds 74 Min. And Max. Measured Values Of The Powers - Siemens SENTRON VL Series System Manual

8.6.10

Data set DS 74 min. and max. measured values of the powers

The table below shows the content of data set 74 in which the minimum and maximum
measured values of the powers are transmitted. It also contains the associated time stamps
for these minimum and maximum measured values.
Table 8- 23 Content of data set 74
Byte
0 Minimum of the mean value of the power
factor
2 Maximum of the mean value of the power
factor
4 Minimum of the mean value of the apparent
power
6 Maximum of the mean value of the apparent
power
8 Minimum of the mean value of the active
power
10 Maximum of the mean value of the active
power
12 Minimum of the mean value of the reactive
power
14 Maximum of the mean value of the reactive
power
16 TS minimum of the mean value of the
apparent power
24 TS maximum of the mean value of the
apparent power
32 TS minimum of the mean value of the active
power
40 TS maximum of the mean value of the active
power
48 TS minimum of the mean value of the reactive
power
56 TS maximum of the mean value of the
reactive power
64 TS min. of the mean value of the power factor
72 TS max. of the mean value of the power
factor
80 Reserved
120 Property byte for byte 0 (minimum mean
value of the power factor)
121 Property byte for byte 2 (maximum mean
value of the power factor)
122 Property byte for byte 4 (minimum mean
value of the apparent power)
3WL/3VL circuit breakers with communication capability - PROFIBUS
System Manual, 03/2011, A5E01051353-02
Description Data Source Source
point WL VL
242 Meter. fct. —
243 Meter. fct. —
246 Meter. fct. —
247 Meter. fct. —
250 Meter. fct. —
251 Meter. fct. —
248 Meter. fct. —
249 Meter. fct. —
57 COM15 —
58 COM15 —
49 COM15 —
50 COM15 —
51 COM15 —
52 COM15 —
53 COM15 —
54 COM15 —
— — —
— Meter. fct. —
— Meter. fct. —
— Meter. fct. —
Data library
8.6 Data sets
Format Length Scaling
(bits)
signed int 16 – 3
signed int 16 – 3
unsigned 16
int
unsigned 16
int
signed int 16
signed int 16
signed int 16
signed int 16
Time 64 —
Time 64 —
Time 64 —
Time 64 —
Time 64 —
Time 64 —
Time 64 —
Time 64 —
— 320 —
PB 8 —
PB 8 —
PB 8 —
0
0
0
0
0
0
217