3 Data Log Settings Dialog Box
14-16 WindO/I-NV4 User’s Manual
■ Condition of Writing to Data Storage Area
Sets the condition to write to the sampled address values to the data storage area.
■ Monitor Count of Writings to Data Storage Area
Select this check box to monitor count of writings to Data Storage Area. The count of writings to Data Storage Area is
written to the specified device address.
■ Monitor % Space Used in Data Storage Area
Select this check box to monitor the usage of the allocated data storage area as the save destination for Data Log
data. The usage is calculated from the data storage amount allocated to the data storage area and the amount of
saved data, and then written to the specified device address.
Usage = Current amount of Data Log data ÷ Data Log data storage amount per device address (omits values after the
decimal point)
Fixed Period: Writes the value of source device address at a fixed interval. If Fixed Period is selected, specify
Time in seconds.
Time: Specifies the time in seconds (1 to 9999).
This option can only be set when Fixed Period is selected.
Event Bit: Writes the value of source device address each time the monitored bit device or the bit number of the
word device changes from 0 to 1.
Event Word: Writes the value of source device address each time the value of monitored word device changes.
Data Size: Selects the data size of the monitored device address as 16-bit or 32-bit.
This option can only be set when Event Word is selected.
Device Address: Specifies the device address to monitor as the condition for Writing data.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device
Address Settings” on page 2-70.
This option can only be set when Event Bit or Event Word is selected.
If this setting is different from other channels, it cannot be displayed in the Line Chart.
(Destination Device Address): Specifies the destination word device.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device Address
Settings” on page 2-70.
Report when Count of Writings to Data Storage Area has reached or exceeded
Threshold:
Writes 1 in the Report Device Address when the current
count of writings to Data Storage Area reaches or exceeds
the set threshold.
Threshold: Specifies the count of writings to Data Storage Area that is
the basis for reporting (1 to 65535).
Report Device Address: Specifies the destination bit device or the bit number of the
destination word device.
For the device address configuration procedure, refer to
Chapter 2 “5.1 Device Address Settings” on page 2-70.
(Destination Device Address): Specifies the destination word device to write the current usage of the amount of Data Log
data storage.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device Address
Settings” on page 2-70.
Report when % Space Used has reached or exceeded Threshold:
Writes 1 in the Report Device Address when the current usage
reaches or exceeds the set threshold.
Threshold: Specifies the usage (1 to 100) that is the basis for reporting.
Report Device Address: Specifies the destination bit device or the bit number of the
destination word device.
For the device address configuration procedure, refer to
Chapter 2 “5.1 Device Address Settings” on page 2-70.
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