TTSeriesSTDManual
Page02
KEYPADCONTROLS
ENABLE Protectsagainstaccidentalswitching‘on’ and‘off’oftheinstrumentspowersource.
ON UsedinconjunctionwithENABLE toswitchontheinstrument.
OFF UsedinconjunctionwithENABLE toswitchofftheinstrument.
FAST
SLOW
Smoothesouttheresponsetoappliedpressurechanges. Timeconstant:
Fast=0sec Slow1 =5sec Slow2=10se
c Slow3=15sec Slow4=20sec
UNITS Changestheunitofmeasurement.
Theunitsarearrangedinloopformationasfollows(modeldependent):
Kpa→mmH
2
O→inH
2
O→mbar→m/sec→ft/min→Kpa
STORE Storesreadingsmanually.
MENU UsedtoaccesstheOptionMenu fromoperationmode.
yandz Operatethebacklight.
Selectanappropriatefunctionduringmenuoperation.
Setdigitsandvaluesinmenuoperation.
ZERO Overridesthetimeperiodoftheautozerosystem.
Backspace.
ENTER Acceptscommandsduringmenuoperation.
UsedinconjunctionwithENABLEandONtoaccesstheUserMenu.