Elster TRZ2 - Commissioning Procedure; Pre-Commissioning Steps; System Operation Initiation

Elster-Instromet
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11. Commissioning
For meters without oil pump:continuewithpoint“Placingthesystemintooperation”.
Meters with oil pumpmustbeprovidedwithinitiallubrication.
Before commissioning:
– First open the coverontheoilsupplytank.
– Filltheoilsupplytankwiththesuppliedoil.
– The oil quantityissufcientwhentheoillevelisvisibleinthestrainer.
– Operatetheoil pump as instructed in section “Maintenance and Lubrication” and only
thenclosetheoilsupplytank.
Placing the system into operation
Inordernottodamagethemeter,
– slowly fill the system until operating pressure is reached.
– The pressure risemaynotexceed350mbar/s.Youshouldalsouseabypasslineforlling
(recommendation:12mmpipediameter).
– Do not exceed the measuring rangeevenbriey!
– Conduct a tightness test!
Important!Dirtparticles,suchasweldingbeads,swarfandotherforeignbodies,maybecon-
tainedinthegasforashortwhileafterinstallation.
For this reason, always fit a coarse filter in order to avoid damage to the measuring unit. Do
not forgettoremovethecoarselterafterapprox.4–6weekssince,shoulditbecomesatu-
rated,thiswouldproduceanobstacletoow.