App index – Yokogawa Value Series FX1000 User Manual

Page 154

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IM 04L21B01-01EN

Operations for Changing the Displayed Contents

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App

Index

Note

• If the scales of multiple channels are set to the same position, the scale of the channel

assigned first to the group is displayed.

Example: If the order of assignment of a group is

003.002.001, and the scale display

position of all channels is set to

1, the scale of channel 3 is displayed at display position 1.

• Even if some of the scale display positions are skipped, the scale is packed towards display

position

1.

Example: Suppose the assignment of channels to a group is

001.002.003, and the display

positions of the scales are set to 1, 3, and 6, respectively. The scales are actually displayed
at positions 1, 2, and 3, respectively.

• The scale is divided into 4 to 12 sections by the main scale marks. The section between

the main scale marks is divided into 5 or 10 subsections by medium and small scale marks.
However, small scale marks are not displayed in the following cases.
• When the resolution of the input range is smaller than the total number of small scale marks.
• When zone display is used.
• When partial expanded display is used (numbers are displayed at the ends of the scale

and at the boundary position).

• The scale values are displayed according to the following rules.

• If the number of scale divisions is 4 to 6 for the vertical trend display, values are

displayed at all main scale marks. If the number of scale divisions is greater, the values
are displayed at every other main scale marks.

• Scale upper and lower limits are displayed at the ends of the scale.
• Scale values are displayed up to 3 digits excluding the minus sign. However, if the

integer part of values at the ends of the scale is both 1 digit or the integer part is zero, 2
digits are displayed.

Example: If the scale is –0.05 to 0.50, the lower limit is “–0.0” and the upper limit is “0.5.”
• If the integer part of either end of the scale is 2 or 3 digits, the fractional part is truncated.
Example: If the scale is 0.1 to 100.0, the lower limit is “0” and the upper limit is “100.”
• If the integer part of either end of the scale is 4 or more digits, the value is displayed

using a 3-digit mantissa and exponent like “×10” or “×10

2

”.

Example: If the scale is 10 to 2000, the lower limit is “1” and the upper limit is “200 × 10”.

• The unit is displayed near the center of the scale. If partial expanded display is used,

the display position is offset from the center. For the vertical trend display, the number of
characters that can be displayed is up to six. For the horizontal trend display, the number of
characters that can be displayed is up to three. However, if the scale digit display is set to
Fine, up to four characters are displayed.

• Trend > Scale > Digit

* This is not applied to the Log scale (/LG1 option).

Fine: When the scale values are displayed using two digits, you can change it so

that they are displayed using three digits.

For example, if the scale range is “49.0 to 50.0” and you select “Normal,” the scale

values are displayed using two digits (“49” for example, see Note above). If you select
“Fine,” the scale values are displayed using three digits as shown below.

• Trend > Scale > Value indicator

The current value is displayed as a mark or a bar graph.

Bar graph

5.7 Displaying a Scale on the Trend Display

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