Krohne Wedge Flowmeter

Made in Japan
Manufacturer: KROHNE Japan KK
Product name: Wedge Flowmeter

Features

Engineered assembly suitable for harsh flow applications with high viscosities, abrasive fluids and fluids containing solids
Solid materials or agglomerations can pass the flow restriction
Bi-directional flow measurement capabilities, no moving parts
Redundant versions available (1oo2, 2oo3)
Large choice of wetted materials for meter body and diaphragm seals
Manufacturing and calibration capabilities up to 48″
Reduced TCO due to reduced need for recalibration in the field through advanced 3-D linearised OPTIBAR DP transmitters
Complete flowmeter solution with wedge element, DP transmitter with diaphragm seals, flow computer, accessories, engineering, testing and documentation from a single source
HART^®7, Foundation fieldbus and Profibus-PA communication options
SIL 2/3 certified versions
Ex ia, Ex d approvals
International references with renowned EPCs

ADU (Atmospheric Distillation Unit) and VDU (Vacuum Distillation Unit) bottom residues, coker feed and similar products in refineries
Flow measurement of ferromagnetic slurries in mining
Oil and gas production
Pulp and paper industries, liquids containing fibres
Chemical and process industries, e.g. molten sulphur

Wedge Flowmeter

General Information
Product type	Flowmeter
Product positioning	For harsh process applications with abrasive and viscous media
Product variants
Measurement principle	Differential pressure
Nominal diameter / size	DN50…600 / 2…24”

Operating Conditions
Process pressure	max. 160 bar / 2320 psi
Process temperature	-40…+500°C / -40…+932°F

Materials
Measuring tube	Austenitic stainless steel (1.4404/316L), Duplex stainless steel (1.4462/318), Nickel alloy (2.4360/Alloy 400), Nickel-chrome-molybdenum-tungsten alloy (2.4819/Alloy C276), Nickel-chromium-molybdenum-niobium alloy (2.4856/Alloy 625), Carbon steel (A105)

Approvals/Standards
Certificates/Approvals Ex	ATEX, IECEx, NEPSI
Certificates/Approvals Others	NACE, Pressure Equipment Directive (PED)
Certificates/Approvals Safety	SIL 2/3
NAMUR compliance	NE 107, NE 21, NE 43, NE 53
Design standards	ASME MFC-3M, ISO 5167-6

Communication
Analogue outputs	4…20 mA
Digital outputs	FOUNDATION™ fieldbus, HART^®, Profibus-PA, Bluetooth

Accuracy
Reference uncertainty	0.15…0.22%