YOKOGAWA OX100 - 3. O Perating Procedures

Appendix
App.-3
IM 11M10A01-01E
3.OperatingProcedures
3.1 StartingOperation
Beforestartingtheoperationofthesamplingunit,makesuretopowerdowntheOX100Series
oxygen analyzer. Take the following steps to start operating the unit.
(1) MountanOX100Seriessensortothesensorconnectorofthesamplingunituntilitstops
againsttheend.Pulloutthesensorto1-2mmfrontandtightenthelocknutrmlywith
ngers.Thelocknutshouldbe“ngertight”only,donotuseawrenchfortightening.
(2) Completely open both stop valves, sampling gas intake and gas vent.
(3) Turno󰀨thepowerswitchoftheunitandconnecttoavoltageconformingtothe
specication.
(4) Opentheowregulatingvalveoftheowmeterandtheneedlevalveonthefrontcompletely
by turning the valves counterclockwise completely.
(5) Turn on the power switch of the unit. The suction pump starts working.
(6) Iftheowmeterreadsbelow0.5l/min,closetheneedlevalveonthefrontgraduallyby
turningitclockwiseuntiltheowmeterreads0.5l/min.Iftheowmeterreadsover0.5l/
min,closetheowregulatingvaleoftheowmetergraduallybyturningitclockwiseuntilthe
owmeterreads0.5l/min.
(7)TurnonthepoweroftheOX100Seriesoxygenanalyzers.
3.2StoppingOperation
Take the following steps to stop operating the unit.
(1) RemovepowerfromtheOX100Seriesoxygenanalyzers.
(2) Turno󰀨thepowerswitchofthesamplingunit.
(3) Close both stop valves for sampling gas intake and for gas vent completely by turning the
valves clockwise completely.
4th Edition : Oct. 23, 2019-00