Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Instrukcja Użytkownika Pobierz pdf (Strona 90)

<6. OPERATION OF SC (Conductivity)>

6-10

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

Read Logbook:

logbook1-1

Memorandum:

Item

Sensor washed by hand

Enter?

logbook1-1 1/1

Memorandum:

Item

Sensor replaced

Enter?

2010/02/15 17:04

Sensor replaced

2010/02/15 15:15

Power on

Finish

2010/02/15 15:15

Power on

Finish

logbook1-1 1/1

** When storing message manually.

(Fig.6.6)

Sensor washed by hand

Module replaced

Sensor replaced

logbook1-1

logbook1-2

Yes

Figure 6.8 Detail display (continued)

6.5 Trend graphics

Pressing on the Zoom display changes the display to a graphical mode in which the

average measured value is shown on a time scale. The “Live” value is also digitally displayed in

atextbox.Thetimescale(X-axis)andtheprimaryvaluescale(Y-axis)aresetinthe“DISPLAY

SETUP”menu(Section7.7.2).

The screen displays the trend of up to 41 averages of the measurement for each time interval.

The FLXA21 samples the measurements every second. The trending graphic also shows the

maximumandminimummeasuredvaluesinthatinterval.

Forexample,ifthetimescaleissetto4hours,thenthetrendisshownfor4hourspriortothe

actualmeasurement.Eachpointonthetrendlinerepresentstheaverageover4×60×60/41=

351 measurements (seconds).

NOTE

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

1 2 ... 85 86 87 88 89 90 91 92 93 94 95 ... 245 246

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