Ultrasonic Flowmeter Series 6 Gas Flow Meter; General; Applicable Standards; Configuration - Elster Q.Sonic PLUS Quick Start Manual

Elster NV/SA
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2910 Essen,
Belgium
T + 32 3 670 0700
www.elster-instromet.com

2 Ultrasonic Flowmeter Series 6 gas flow meter

2.1

General

The Ultrasonic Flowmeter Series 6 is a sophisticated, multi-path ultrasonic gas flow meter
manufactured by Elster NV/SA. It has been specifically designed for custody transfer
measuring applications that demand a high degree of accuracy and reliability.
2.2

Applicable standards

The Ultrasonic Flowmeter Series 6 is manufactured to be in accordance with European
Directives: ATEX, PED, EMC and optionally MID.
If the meter is ordered for use at a location where European Directives are NOT mandatory,
the meter can alternatively be manufactured with IECEx or FM approval for use in
hazardous area.
2.3

Configuration

On the flow cell of an Ultrasonic Flowmeter Series 6 several pairs of transducers are
mounted. Each pair of transducers represents one individual measuring path. There are two
measuring path types on the Ultrasonic Flowmeter Series 6: Axial (single bounce) and swirl
(double bounce) these are shown in Figure 1.

Figure 1: Path types

plus
The Q.Sonic
results in a complete symmetrical path layout, ensuring the most optimal accuracy. Figure 2
shows the path layout of the Q.Sonic
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DOCUMENT TITLE
ULTRASONIC FLOWMETER SERIES 6, MODELS Q.SONIC
SUBTITLE
QUICK START MANUAL
DOCUMENT NUMBER
22.100.200.000.02/2
path layout consists of 2 axial paths and 4 swirl paths. This combination
plus
.
REVISION REVISION DATE
B 2013-02-22
22.100.200.000.02_2_B ULTRASONIC FLOWMETER SERIES 6.DOC
PLUS
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