SmartAXIS Touch User’s Manual 14-15
3 Data Log Settings Dialog Box
14
Data Log Function
■ Sampling Method
Sets the condition for sampling values of devices.
■ Monitor Number of Stored Data
Select this check box to monitor the number of times values of devices are sampled. The sampling count is written to
the specified device. The maximum sampling count is 12,528.
■ 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.
Usage =
Current amount of Data Log data ÷ Data Log data storage amount per device (omits values after the decimal point)
*1 Advanced mode only
Fixed Period: Samples the value of source device at a fixed interval.
Time (sec): Specifies the time in seconds (1 to 9999).
This option can only be set when Fixed Period is selected.
Event Bit: Samples the value of source device each time the bit device or bit of the word device changes from
0 to 1.
Event Word: Samples the value of source device each time the value of word device changes.
Device: Specifies the word device that triggers sampling data.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device
Address Settings” on page 2-62.
This option can only be set when Event Bit or Event Word is selected.
(
Destination Device
): Specifies the destination word device.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device Address Settings” on
page 2-62.
Report when Sampling Count has reached or exceeded Threshold
*1
:
Writes 1 in the report device when the current sampling count reaches or
exceeds the set threshold.
Threshold
*1
:
Specifies the sampling count (1 to 12,528) that is the basis for reporting.
Report Device
*1
:
Specifies the destination bit device or the destination bit of the word device.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device
Address Settings” on page 2-62.
(
Destination Device
): 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 2-62.
Report when % Space Used has reached or exceeded Threshold
*1
:
Writes 1 in the report device when the current usage reaches or exceeds the
set threshold.
Threshold
*1
:
Specifies the usage (1 to 100) that is the basis for reporting.
Report Device
*1
:
Specifies the destination bit device or the destination bit of the word device.
For the device address configuration procedure, refer to Chapter 2 “5.1 Device
Address Settings” on page 2-62.
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