Technical Guideline G13 - RMG TME400-VMF Operating Manual

1 Introduction
1.4.2.6.
The installation conditions for new systems according to TRG G13 and the facilitated
installation conditions for RMG turbine meters are compared in the table below.
Type of up-
28
stream per-
tubation
none
Bend
Bends in 2
planes
Gas pressure
regulating
device with an
attenuator
Gas pressure
regulating
device without
an attenuator
Diffuser
Diffuser with
swirling flow
Manual TME400-VMF · EN02 · 2018 September 6th

Technical guideline G13

Installation Installation
conditions conditions for
according to RMG type
TR G13 TME400 meters
Inlet  5 DN Inlet  2 DN
Outlet  2 DN Outlet  2 DN
Inlet  10 DN
Inlet  5 DN Inlet  2 DN
Inlet  5 DN Inlet  2 DN
plus 2 perforated
plate straighteners
or a bend straight-
ener
Inlet  5 DN Inlet  2 DN
plus 1 perforated
plate straightener
Inlet  5 DN Inlet  2 DN
plus 2 perforated plus 1 perforated
plate straightener plate straightener
Inlet  5 DN Inlet  2 DN
plus 1 perforated
plate straightener
Inlet  5 DN Inlet  2 DN
plus 2 perforated
plate straightener
Comments
The outlet pipe can also be designed as a
bend.
Pertubation upstream from this inlet pipe
does not have to be factored in when the
requirements for an alternating and puls-
ing flow are fulfilled.