Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Uživatelský manuál stáhnout pdf (Strana 164)

<13. COMMISSIONING OF DO (Dissolved Oxygen)>

13-13

IM 12A01A02-01E 5th Edition : Oct. 31, 2013-00

Three measurement values can be set to display on the Main display as a primary value (1st

line), a second value (2nd line) and a third value (3rd line) respectively.

Onthe“Additionaltext”,atextofupto12alphanumericcharacterscanbeassignedtoeach

measurement value.

AdditionaltextsaredisplayedontheMaindisplay,andareusefulforidentifyingmeasurements.

Insomecases,notall12characterscanbedisplayedduetotheletters;checkthetexts

displayedontheMaindisplayaftersetting.Ifapartofthetextismissing,adjustthenumberof

characters.

l Dual display

This screen is used to set items to be displayed in the top part (1st row) and bottom part (2nd

row) of the Home display. These settings are available when two sensors are installed in the

instrument.

When the “Empty” is selected for the 2nd row, the Home display can not be displayed.

l Individual display

When two modules are installed on the instrument, display items on the Main display for each

module can be set on these settings.

Onthe“DO1display”or“DO2display”screen,threemeasurementvaluescanbesettodisplay

on each Main display as a primary value (1st line), a second value (2nd line) and a third value

(3rd line) respectively.

Onthe“Additionaltext”,atextofupto12alphanumericcharacterscanbeassignedtoeach

measurement value.

AdditionaltextsaredisplayedontheMaindisplay,andareusefulforidentifyingmeasurements.

Insomecases,notall12characterscanbedisplayedduetotheletters;checkthetexts

displayedontheMaindisplayaftersetting.Ifapartofthetextismissing,adjustthenumberof

characters.

13.7.2 Trend

This screen is used to make settings for the Trend Graph Screen.

Set the process parameters to be displayed for each trend. They can be set for the 1st to 3rd

trends. When all three process parameters are set “Empty”, there is no trend display (no trend

button).

l X-axis: Timing

SelecttheX-axistiming’stimespanonthetrendgraphdisplayfromalist.

l Y-axis: Limits

SettheY-axishighandlowlimitsonthetrendgraphdisplayonaTrendscreenbasis.

NOTE

Updatingthetrenddisplaysetupresetsthecurrenttrendgraphandstartsanewone.

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Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Uživatelský manuál Strana 164