Siemens Simatic RTU3030C, Руководство по эксплуатации

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Program blocks
5.8 Counter and summation blocks
RTU303xC
298
Operating Instructions, 06/2019, C79000-G8976-C382-06
Parameters Tag type / range of
values
Description
Retentivity ON / OFF
• Option enabled:
When the configuration is changed or the RTU is re-
started, the contents of the shift register and the re-
sults are stored in the retentive memory and continue
to be used.
•
Option disabled:
When the configuration is changed or the RTU is re-
started, the shift register is reset.
Output parameters
Value 1
Analog memory bit
Configured as a float-
ing-point number:
±3.402823 e-38 ..
±3.402823 e+38
Configured as a
counter:
0 .. 4294967295
The value calculated by the "Function 1" function param-
eter.
The data type (see Value range) depends on the data
type of the processed value.
Status 1 Digital output / bit
memory
Status of "Value 1":
0 = Value is invalid.
1 = Value is valid and can continue to be used.
Value 2 Analog memory bit
Configured as a float-
ing-point number:
±3.402823 e-38 ..
±3.402823 e+38
Configured as a
counter:
0 .. 4294967295
The value calculated by the "Function 2" function param-
eter.
The data type (see Value range) depends on the data
type of the processed value.
Status 2 Digital output / bit
memory
Status of "Value 2":
0 = Value is invalid.
1 = Value is valid and can continue to be used.
5.8 Counter and summation blocks
5.8.1 Counters
Function
The block counts the positive edges at the input parameter "Trigger".
Only via the input parameter "Reset", is the counter reset to 0 or the Initial value.