User Manual

<13. COMMISSIONING OF DO (Dissolved Oxygen)>
13-7
IM 12A01A02-01E 5th Edition : Oct. 31, 2013-00
Damping time
Thisisthetimetakenforaresponsetoastepinputchangetoreach90%ofthenalvalue
(attenuation time). Set this time in sec.
l Simulate
Whenthisfunctionisselected,anoutputoftheinstrumentwillbeaxedcurrentvaluesetin%of
the output span. The output span range is -2.5% to 112.5% (3.6 mA to 22.0 mA).
When “Simulate” is selected, regardless of hold setting, the output is always simulated value.
n CongureHold
OntheCongureHold,settingsareperformedtoholdofthemAoutputatapresetvalue.(Refer
to the section 14.5.) This is enabled only if “mA” is “Output.”
DuringtheCommissioningortheQuickSetup,themAoutputisautomaticallyheld.Thepreset
valuedependsonasettingonthe“Lastorxed”.
“Last”: The preset value is a value measured just before hold condition.
“Fixed”: Thepresetvalueisavaluesetinthe“FixedvaluemA”.
   Whenthe“Fixed”isselected,setamAvalueinthe“FixedvaluemA”.
Selection on the “Hold during Calibration/Wash” decides to activate or deactivate the hold
function automatically during calibration or wash.
“Enabled”: Activation of the automatic hold function
“Disabled”: Noautomaticholdfunction
Only when the “PH201G” is selected on the Communication, the message of “Hold during
Calibration/Wash” is displayed. On other selections, the message of “Hold during Calibration” is
displayed.
13.4 Errorconguration
InErrorconguration,congurethestatusesofvariouserrorcauses.
This allows the system to notify the user of the occurrence of an error according to the status
categoriesintheErrorconguration.
Select a status category from among Off, Warn. (Warning), and Fault.
“Fault”automaticallyperformsburn-out.WhenBurnhasbeensettoOff(13.3Outputsetup),only
the error message is displayed.
“Warn.” displays an error message.
When selecting PH201G in the communication setting, make sure that the “Fail contact” setting
is appropriate.
The settable causes of errors are determined based on the settings of the Sensor setup and
Measurement setup, and a status category is set to the causes displayed in the Errors 1/2 and
2/2 screens.
DO
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