Power Demands And Counters; Acquisition Of Power Demand - Siemens SENTRON PAC3200T Product Manual

Description

3.3 Power demands and counters

3.3 Power demands and counters
3.3.1

Acquisition of power demand

Values that can be read out
PAC3200T supplies the power demand of the last completed measuring period:
● Mean values for active power and reactive power, separated in each case for import and
export
● Minimum and maximum active power and reactive power
● Length of the demand period in seconds. The period may be shorter for reasons of
external synchronization.
● Time in seconds since the last synchronization or since completion of the last period.
Example: Period length and length of the demand period
Period length: 15 minutes; time of day: 13:03; time in seconds: 180 s.
The following can be calculated from this: The last demand period ended at 13:00. The
active demand period will end at 13:15 or in 12 minutes.
Availability
Note
The power demand of the last measuring period can only be fetched during the current
measuring period.
Adjustable parameters
● Time interval in minutes: 1 to 60 min adjustable, default 15 min
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PAC3200T
Manual, 04/2017, L1V30415168B-01