Siemens SIMATIC ET 200SP - Operating Hours Counter

Analog input module AI Energy Meter 480VAC/CT HF (6ES7134-6PA00-0CU0)
Manual, 07/2018, A5E42674880-AA
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Operating hours counter
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Introduction
The AI Energy Meter HF provides four operating hours counters which count the operating
hours of the connected consumers:
● Three phase-specific operating hours counters
● 1 operating hours counter which displays the value of the largest phase-specific operating
hours counter.
Retentivity
The AI Energy Meter HF stores all counter values retentively. After an interruption
(e.g. Power System Off), counting resumes with the retentively stored values.
Functions
The operating hours counters provide the following basic functions:
● Measuring ranges from 0 to 3.4 x 10
38
hours.
● Starting and stopping operating hours counters via gate
● Preset and apply start values in RUN
● Evaluating counter states using data records and user data