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26.12.2011
LFM-02-e
Rev Nr: 7
Piston arm
Nodular cast iron GGG50
O-rings
Nitril rubber NBR70
Piston gaskets
Teflon
Accuracy specifications (according to OIML R117):
Accuracy class:
1.0
Environmental class:
M2/E1
Liquid:
LPG, Butane, Propane
Accuracy:
Bett
er than ± %0.5
Adjustment range:
+ and
– 0.5% in steps of 0.05%
Accuracy curve:
Flow rate
– liters per minute
Pressure drop curve:
Flow rate
– liters per minute
2.2 Installation requirements
Make sure that all internal pressure is relieved before installing or servicing LPG hydraulic
systems. See section 2.6.1.
When in doubt, contact Yenen for assistance.
Meters are calibrated with LPG and sealed before shipping. Removing a seal wire may require
recalibration. Check with the regulatory agency for further details.
