1 FUNCTIONS
1.12 Web Server Function
153
1
Image display (WSPicture)
When the device value is within the specified range, the specified image file can be displayed. The device value is monitored
in the fixed interval.
Set range[n] for the range in which the image is to be displayed. (n: 0 to 4)
: Required, : Optional
■Precautions
• Write all the necessary parameters. If the necessary parameters are not written or the setting value is out of range, an error
occurs.
• The total size of the image file on one screen should be 100K bytes or smaller.
• If the setting ranges overlap, the image with the lower number of the setting range is displayed. For example, when the
device value is in both of the setting range 1 and 2, the figure of the setting range 1 is displayed.
Parameter Item Description Requirement
devName Device name Device type + device number
devFormat The data format of the device 0: 16-bit signed
1: 16-bit unsigned
2: 32-bit signed
3: 32-bit unsigned
4: Single-precision real number
5: Double-precision real number
6: Bit
pictHeight Display range height of image file Real numbers (unit: px)
When a negative value is set, the value is treated as an absolute
value.
pictWidth Display range width of image file
defPicture Name of image file to be
displayed as default
Extension: jpg, .jpeg, .gif, .png
(This item is displayed when the device value is out of the setting
range.)
rangeNum Number of setting ranges 1 to 5
range[0].low Lower limit of setting range 1 A numeric value (decimal) within the range of the specified data
format.
range[0].high Upper limit of setting range 1
range[0].picture Name of image file displayed
when device value is within
setting range 1
Extension: jpg, .jpeg, .gif, .png
range[1].low Lower limit of setting range 2 A numeric value (decimal) within the range of the specified data
format.
range[1].high Upper limit of setting range 2
range[1].picture Name of image file displayed
when device value is within
setting range 2
Extension: jpg, .jpeg, .gif, .png
range[4].low Lower limit of setting range 5 A numeric value (decimal) within the range of the specified data
format.
range[4].high Upper limit of setting range 5
range[4].picture Name of image file displayed
when device value is within
setting range 5
Extension: jpg, .jpeg, .gif, .png
xPos X-coordinate The horizontal coordinate of the figure display range at the upper
left end (unit: px)
yPos Y-coordinate The vertical coordinate of the figure display range at the upper
left end (unit: px)
STOP RUN
xPos
yPos
pictWidth
pictHeight
defPicture
range[n].picture
Window
range[n].high ≥ Current value ≥ range[n].low
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