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< 7. Calibration >

7-5

IM 12F5A1-01E

•PowerisONandzerolterushingstartconditionsaresatised.

• Auto zero calibration interval is at least one day and Auto calibration functions are ON.

• When Auto calibration functions are ON and Auto zero calibration interval is changed to at least

one day.

• When Auto zero calibration is ON and Auto zero calibration interval is at least one day, and

“Wash / Auto zero calibration setting” is switched to Auto zero calibration.

When timer (are) starts, counter is reset.

Counter is stopped when:

•ZerolterushingtimerisONandAutocalibrationsettingisturnedOFF.

•ZerolterushingtimerisONandAutozerocalibrationintervalisreducedtolessthanoneday.

•ZerolterushingtimerisONandWash/AutozerocalibrationsettingischangedtoWash.

NOTE

1) Duringzerolterushing,ifAutozerocalibrationisstartedthenzerolterushingisaborted.

2) Ifthe“zerolterushingcounter”reachesits“countup”settingwhiletheinstrumentisinauto

zerocalibrationmode,zerolterushingiscancelled.

3) Duringzerolterushing,only

MODE

key and

＊

key are enabled pressing either of these

keysabortszerolterushing,andimmediatelytheanalogoutputholdisreleased,<HOLD>

and<FLUSH>goOFF,andthe<MAINT>contactoutputgoesOFF.

4) Counting continues regardless of timer operation mode.

5) In<MAINT>mode,ifthe“zerolterushingcounter”reachesits“countup”settingthenzero

lterushingiscancelled-nottriggered-thattime:thetimerisresetandcountingrestarts.

YOKOGAWA FC400G User Manual

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