Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Manual de usuario Pagina 228

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<Appendix 2 For SC (Conductivity)>
App.2-12
IM 12A01A02-01E 5th Edition : Oct. 31, 2013-00
TheUSP<645>limitvalueisanon-temperature-compensatedconductivity.Whenameasuring
conductivity needs to be shown on the main or home display as a non-temperature-compensated
conductivity,setthetemperaturecompensationon“None”.(Refertothesection7.1.4.)
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
25 50 75 100
USP safety margin
(user programmable)
USP limit
Temperature (°C)
Conductivity (µS/cm)
Figure 3 Conductivity limit value and temperature directed by USP<645>
n Changing the settings
If any setting is accidentally changed, values to the right of the relevant arrow in Table 6 are all
initialized.
Table 6 Parameters that initialize other values
Measurement-> Output: Process
parameter->
Linear: 0% value, 100% value
Table
Communication:HART:PV
Displaysetup:Individualdisplay(Maindisplay)
TrendGraphScreen-> Y-axis(low,high)
Communication: HART
Conguresensor:
Measuuringunit->
Displaysetup:Individualdisplay(Maindisplay):unit
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