Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Uživatelský manuál stáhnout pdf (Strana 69)

<4. COMMISSIONING OF pH/ORP>

4-15

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

HART

Select this menu when HART communication is made.

IntheHARTsetupscreen,specifythenetworkaddressandsetupparametersforSV,TV,and

FV.

(PVislinkedwiththe“processparameter”settingin“Outputsettings”andcannotbechanged

here.)

l Network address

For1-to-1communication,leavethedefaultvalue[0]unchanged.Formulti-dropwheremultiple

HART devices are connected on a bus, set addresses in 1 to 15. In this case, the mA output will

bexedto4mA.

l PV

PVisaparameterselectedforanalogoutput;itcannotbechangedhere.

l SV, TV, FV

TheSV,TV,andFVparametersareitemsthattheusermustsetup.Selectableitemsdiffer

depending on the sensor type in “Sensor setup” and settings in “Measurement setup.”

If blank is selected for a parameter, items below that parameter must all be set to blank. If an item

is blank, those below it cannot be set to a status other than blank.

For more information on HART communication, see the Technical Information (TI 12A01A02-

60E)intheattachedCD-ROM.

n PH201G

Select this menu if the PH201G distributor is connected to the instrument.

In the PH201G setup screen, make settings for “Hold contact,” “Fail contact,” and “Wash

contact.”

l Hold contact

SelectDisabledorEnabled.

When this item is enabled, the output will be held according to the setting of “Hold type” on the

Hold setup screen.

l Fail contact

Selectastatusfromamong“Fail+Warn,”“Failonly,”and“Disabled.”

Thissettingdependsontheerrorconguration.See“4.4Errorconguration.”

“Fail” corresponds to “Fault.”

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Yokogawa 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Uživatelský manuál Strana 69