User Manual

<1. INTRODUCTION AND GENERAL DESCRIPTION>

1-7

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

n Trend display

12.00

8.40

5.60

2.50

12:00 12:20 12:40

9.10pH

Minimum

Maximum

Average

Current process value

Time

Tag：

Measurement value (pH)

Maximum value on this display

Minimum value on this display

FLXA21-PH

pH1

Figure 1.9 Example of trend display

Trend display

The Trend display appears when the Trend button on the Zoom display is pressed.

A: Xaxis;Timeaxis(userprogrammablefrom15minutesto14days)

B: Yaxis;Measurementvalueaxis(userprogrammable)

C:TagNo.

D:Currentmeasurementvaluewithunit

E: Trend(maximum,minimumandaveragevaluesduringthedisplayupdatetime)

F: Icon(currentmeasurementvalue,andmaximumandminimumvaluesuntilthedisplay

update)

G: Fault/Warning indicators (indicated in blinking only during Fault/Warning status)

n Information button

Diagnosisinformationonconvertersandsensorsappears.

 Nomalfunctiondetected.

Warning

Whenawarningiconappears,maintenanceisrequired.Pressingthisicondisplaysan

error message, and pressing the message displays the troubleshooting guidelines.

Fault

This icon indicates a malfunction. Pressing this icon displays an error message, and

pressing the message displays the troubleshooting guidelines.

ISC

SENCOM