
2-4
IM 04L41B01-04E
2nd span
This is the attribute available with trend components and scale components only. You
canenlargethedisplayoftrendandscalebysynchronizingtheOn/Offsettingsofalarm
or internal switch. To validate the 2nd span, configure [2nd span] at the synchro attribute
field. Scale and trend shown in the below figure are an example of displaying the 2nd
spanwhen
thealarmissettoOn.
(Example of settings)
• 2nd
span:On;2ndspanLower:85.0%,2ndspanUpper:100.0%
• Synchroattribute:2ndspan;Value(switchOn):On;Synchrotarget:alarm,
Channel no: 1; Alarm level: 1
Alarm set
2nd span
If a measured value exceeds the alarm set,
screen shows the enlarged image
of this span as the 2nd span.
Configured span
Restrictions on channel assignments
WiththeMath(/M1)andPROFIBUS-DP(/CP1)options,PROFIBUS-DPalwaysusesthe
communication input channels in the table below. The channels in the table below cannot
be assigned in a custom display.
Channels used with the /M1 and /CP1 option
Type Communication input channels used
DX1000 C01 to C24 (all)
DX2000 C01 to C32
2.2 Common Attributes of Components
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