Name: Liquitrend QMW43
Brand: Endress+Hauser
Availability: InStock

This product is no longer available.

Please check new generation in the section predecessor / successor or contact your local Endress+Hauser entity.

Liquitrend QMW43 - Compact device for continuous buildup thickness and conductivity measurement

Liquitrend QMW43 with real flush mounted pipe assemblies

Successor

F

L

E

X
Liquipoint FTW33

Very compact flush-mounted probe for liquid and pasty media
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Simple products
Easy to select, install and operate

Technical excellence

Simplicity

What is FLEX?

Standard products
Reliable, robust and low-maintenance

Technical excellence

Simplicity

What is FLEX?

High-end products
Highly functional and convenient

Technical excellence

Simplicity

What is FLEX?

Specialized products
Designed for demanding applications

Technical excellence

Simplicity

Variable

What is FLEX?

FLEX selections	Technical excellence	Simplicity
F L E X Fundamental selection Meet your basic measurement needs	Technical excellence	Simplicity
F L E X Lean selection Handle your core processes easily	Technical excellence	Simplicity
F L E X Extended selection Optimize your processes with innovative technologies	Technical excellence	Simplicity
F L E X Xpert selection Master your most challenging applications	Technical excellence	Simplicity Variable

Learn more about the FLEX selections

Measuring principle

Medium consistency
Measuring method

Capacitive- conductive
Application

Continuous inline measurement of build-up and liquid conductivity
Supply voltage

10…30 VDC
IO-Link: 18…30 VDC
Measuring range

Conductivity:
0 µS/ cm...100 mS/ cm
Build-up thickness:
0 mm…10 mm
Accuracy

Build-up:
<= 1% of measuring range
Conductivity:
0...2 mS/ cm: <= 5% of reading
2...20 mS/ cm: <= 7% of reading
20...50 mS/ cm: <= 10% of reading
50...100 mS/ cm: <= 15% of reading
Ambient temperature

-40°C…+70°C (-40°F...+158°F)
Process temperature

-20°C…+100°C
(-4°F...+212°F)
+150°C (+302°F) for 1h
Process pressure

Vacuum...25 bar
(Vacuum...362.5 psi)
Output / communication

4...20 mA
Frequency
IO-Link
Connection

Threads G1", G3/4", M24,
Tri-Clamp ISO2852, DIN11851
Ex certification

No Ex certificates
CSA C/US General Purpose
Additional certifications

EN10204- 3.1
EHEDG
3-A
EG1935/2004
CRN approval
Options

Customer specific configuration
Cleaned from oil and grease
Surface roughness test
Welding- and process adapters

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60 documents

Technical Information (TI)

TI Weld-in adapter, process adapter and flanges

Technical Information (TI)

English version - 12/2024

New version available in English

Level, pressure and temperature measurement

Select other languages, versions and see details Hide selection and details

	EN
06/12/2024
25/03/2024
15/09/2023
28/10/2021
30/07/2021

Language:	English
Version:	06/12/2024
File size:	1.3 MB
File name:	TI00426FEN_2624.pdf

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Technical Information (TI)

Liquitrend QMW43

Technical Information (TI)

English version - 12/2019

New version available in English

Conductive and capacitive measurement

Select other languages, versions and see details Hide selection and details

	EN
18/12/2019

Language:	English
Version:	18/12/2019
File size:	392.9 KB
File name:	TI01419FEN_0119.pdf

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Operating Instruction (BA)

Liquitrend QMW43

Operating Instruction (BA)

English version - 12/2019

New version available in English

Conductive and capacitive measurement of conductivity and thickness of
buildup

Select other languages, versions and see details Hide selection and details

	EN
18/12/2019

Language:	English
Version:	18/12/2019
File size:	548.1 KB
File name:	BA01925FEN_0118.pdf

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Short Instruction (KA)

Liquitrend QMW43

Short Instruction (KA)

English version - 12/2019

New version available in English

Conductive and capacitive measurement of conductivity and thickness of
buildup

Select other languages, versions and see details Hide selection and details

	EN
18/12/2019

Language:	English
Version:	18/12/2019
File size:	368.9 KB
File name:	KA01448FEN_0119.pdf

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Short Instruction (KA)

KA Liquitrend QMW43

Short Instruction (KA)

English version - 09/2022

New version available in English

Conductive and capacitive measurement of conductivity and thickness of
buildup

Select other languages, versions and see details Hide selection and details

	EN
01/09/2022

Language:	English
Version:	01/09/2022
File size:	337.8 KB
File name:	KA01595FEN_0122-00.pdf

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ZE (Certificate)

Liquitrend QMW43

ZE (Certificate)

English version - 07/2019

New version available in English

Konformitätserklärung / Declaration of Compliance
Liquitrend QMW43

Select other languages, versions and see details Hide selection and details

	EN
15/07/2019

Language:	English
Version:	15/07/2019
File size:	973.5 KB
File name:	ZE01055FA2_0119.pdf

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Special Documentation (SD)

Application conditions for seals and plastics in the food sector Level measurement, pressure measurement Special Documentation

Special Documentation (SD)

English version - 07/2019

New version available in English

Application conditions for seals and plastics in the food sector

Select other languages, versions and see details Hide selection and details

	EN
23/07/2019

Language:	English
Version:	23/07/2019
File size:	97.6 KB
File name:	SD02430FEN_0119.pdf

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Special Documentation (SD)

SD M12 socket

Special Documentation (SD)

English version - 01/2025

New version available in English

Accessories for devices with M12 plug

Select other languages, versions and see details Hide selection and details

	EN
09/01/2025
30/06/2023
29/05/2020

Language:	English
Version:	09/01/2025
File size:	296.1 KB
File name:	SD02586FEN_0325-00.pdf

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Special Documentation (SD)

SD Hygiene certificates

Special Documentation (SD)

English version - 05/2024

New version available in English

Level and pressure measuring devices

Select other languages, versions and see details Hide selection and details

	EN
07/05/2024
27/09/2023
15/12/2021
29/01/2021
05/06/2020

Language:	English
Version:	07/05/2024
File size:	564.2 KB
File name:	SD02503FEN_0624-00.pdf

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Special Documentation (SD)

SD Endress+Hauser IO-Link devices

Special Documentation (SD)

English version - 12/2024

New version available in English

Endress+Hauser IO-Link function blocks
For Siemens TIA Portal

Select other languages, versions and see details Hide selection and details

	EN
01/12/2024

Language:	English
Version:	01/12/2024
File size:	4.2 MB
File name:	SD03368SEN_0124-00.pdf

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60 spare parts & accessories

Sealing ring G3/4, 27x32, FA, 5 pcs.

further parts

Order code

71185027
Sealing ring G1, 33x39 FA, 5 pcs.

further parts

Order code

52014048
O-ring 14.9x2.7 VMQ, FDA, USP, 3 pcs.

further parts

Order code

71086117
O-ring 28.17x3.53 VMQ, FDA, 5 pcs.

further parts

Order code

52014472
O-ring 28.17x3.53 VMQ, FDA, USP, 3 pcs.

further parts

Order code

71086102
O-ring 28.17x3.53 EPDM, FDA, USP, 3 pcs.

further parts

Order code

71140668
O-Ring 15,54x2,62 FKM, FDA, 5 pcs.

further parts

Order code

71337274
O-ring 14.9x2.7 VMQ, FDA, 5 pcs.

further parts

Order code

52021717
Profile gasket 29x36x3.7, FDA, 5 pcs.

further parts

Order code

52014424
EPDM O-rings process adapter M24

further parts

Order code

52024267
Sealing ring 15,08x2,62 EPDM, 5 pcs

further parts

Order code

71529759
M12-female plug connector, cable side

Order code

52006263
Cable M12-plug to 90o M12-fem.plug,LED

Order code

52018763
M12-female plug connec., 100deg,5m cable

Order code

52010285
M12-female plug connec., 90deg, 5m cable

Order code

52024216
Socket wrench 32AF

Order code

52010156
Weld-in adapter M24 D65, 316L, 3.1

Order code

71041383
Weld-in adapter M24 D65, 316L

Order code

71041381
Weld-in adapter G3/4, d=55, 316L, 3.1

Order code

52011897
Weld-in adapter G3/4, d=29, 316L, 3.1

Order code

52028295
Weld-in adapter G3/4, d=29, 316L

Order code

71258357
Weld-in adapter G3/4 d=50, 316L, 3.1

Order code

52018765
Weld-in adapter G3/4 d=50, 316L

Order code

71258355
Weld-in adapter G1, d=53, 316L, 3.1

Order code

71093129
Weld-in adapter G1, d=53, 316L

Order code

71258358
Weld-in adapter G3/4, d=55, 316L

Order code

52001052
Weld-in adapter G1, d=60, 316L, 3.1

Order code

52011896
Weld-in adapter G1, d=60, 316L

Order code

52001051
Process adapter M24 SMS 1-1/2", 316L

Order code

52026997
Process adapter M24 SMS 1-1/2",316L, 3.1

Order code

52026999
Proc. adap. M24 Variv N DN50 PN40 316L

Order code

52023997
Proc.adap.M24 Variv N DN50 PN40 316L 3.1

Order code

52024004
Process adapter M24 DIN11851 DN50, 316L

Order code

52023998
Process adap. M24 DIN11851 DN50,316L,3.1

Order code

52024005
Process adap. M24 Variv F DN25 PN40 316L

Order code

52023996
Proc.adap.M24 Variv.F DN25 PN40 316L 3.1

Order code

52024003
Process adapter M24 Clamp 2", 316L

Order code

52023995
Process adapter M24 DIN11851 DN40, 316L

Order code

52023999
Process adapter M24 APV-Inline, 316L

Order code

52024000
Process adap. M24 Clamp 1 1/2, 316L, 3.1

Order code

52024001
Process adapter M24 Clamp 2", 316L, 3.1

Order code

52024002
Process adap. M24 DIN11851 DN40,316L,3.1

Order code

52024006
Process adapter M24 APV-Inline,316L, 3.1

Order code

52024007
Process adap. M24 Clamp 1...1 1/2", 316L

Order code

52023994
Union nut DIN11851, F25, SS

Order code

52021715
Union nut DIN11851, F40, 304

Order code

71258361
Pipe assembly DN25, flush mount

Order code

71477801
Pipe assembly DN32, flush mount

Order code

71477803
Pipe assembly DN40, flush mount

Order code

71477807
Pipe assembly DN50, flush mount

Order code

71477808
Pipe assembly Clamp DN25, flush mount

Order code

71477812
Pipe assembly Clamp DN32, flush mount

Order code

71477813
Pipe assembly Clamp DN40, flush mount

Order code

71477816
Pipe assembly Clamp DN50, flush mount

Order code

71477817

Liquitrend QMW43

Successor

Liquipoint FTW33

Measuring principle

Measuring method

Application

Supply voltage

Measuring range

Accuracy

Ambient temperature

Process temperature

Process pressure

Output / communication

Connection

Ex certification

Additional certifications

Options

Back

TI Weld-in adapter, process adapter and flanges

Liquitrend QMW43

Liquitrend QMW43

Liquitrend QMW43

KA Liquitrend QMW43

Liquitrend QMW43

Application conditions for seals and plastics in the food sector Level measurement, pressure measurement Special Documentation

SD M12 socket

SD Hygiene certificates

SD Endress+Hauser IO-Link devices

Back

Sealing ring G3/4, 27x32, FA, 5 pcs.

Sealing ring G1, 33x39 FA, 5 pcs.

O-ring 14.9x2.7 VMQ, FDA, USP, 3 pcs.

O-ring 28.17x3.53 VMQ, FDA, 5 pcs.

O-ring 28.17x3.53 VMQ, FDA, USP, 3 pcs.

O-ring 28.17x3.53 EPDM, FDA, USP, 3 pcs.

O-Ring 15,54x2,62 FKM, FDA, 5 pcs.

O-ring 14.9x2.7 VMQ, FDA, 5 pcs.

Profile gasket 29x36x3.7, FDA, 5 pcs.

EPDM O-rings process adapter M24

Sealing ring 15,08x2,62 EPDM, 5 pcs

M12-female plug connector, cable side

Cable M12-plug to 90o M12-fem.plug,LED

M12-female plug connec., 100deg,5m cable

M12-female plug connec., 90deg, 5m cable

Socket wrench 32AF

Weld-in adapter M24 D65, 316L, 3.1

Weld-in adapter M24 D65, 316L

Weld-in adapter G3/4, d=55, 316L, 3.1

Weld-in adapter G3/4, d=29, 316L, 3.1

Weld-in adapter G3/4, d=29, 316L

Weld-in adapter G3/4 d=50, 316L, 3.1

Weld-in adapter G3/4 d=50, 316L

Weld-in adapter G1, d=53, 316L, 3.1

Weld-in adapter G1, d=53, 316L

Weld-in adapter G3/4, d=55, 316L

Weld-in adapter G1, d=60, 316L, 3.1

Weld-in adapter G1, d=60, 316L

Process adapter M24 SMS 1-1/2", 316L

Process adapter M24 SMS 1-1/2",316L, 3.1

Proc. adap. M24 Variv N DN50 PN40 316L

Proc.adap.M24 Variv N DN50 PN40 316L 3.1

Process adapter M24 DIN11851 DN50, 316L

Process adap. M24 DIN11851 DN50,316L,3.1

Process adap. M24 Variv F DN25 PN40 316L

Proc.adap.M24 Variv.F DN25 PN40 316L 3.1

Process adapter M24 Clamp 2", 316L

Process adapter M24 DIN11851 DN40, 316L

Process adapter M24 APV-Inline, 316L

Process adap. M24 Clamp 1 1/2, 316L, 3.1

Process adapter M24 Clamp 2", 316L, 3.1

Process adap. M24 DIN11851 DN40,316L,3.1

Process adapter M24 APV-Inline,316L, 3.1

Process adap. M24 Clamp 1...1 1/2", 316L

Union nut DIN11851, F25, SS

Union nut DIN11851, F40, 304

Pipe assembly DN25, flush mount

Pipe assembly DN32, flush mount

Pipe assembly DN40, flush mount

Pipe assembly DN50, flush mount

Pipe assembly Clamp DN25, flush mount