Level, radar, contactless.
Compact device.
Application: liquids, solids, open
flow channel.
:: Reliable measuring:
for changing medias, pressure,
temperatures, gas phases.
:: Guided wireless commissioning.
LED status indication and free app.

Lean selection

Standard products
Reliable, robust and low-maintenance

Technical excellence

Simplicity

What is FLEX?

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

Predecessor

Micropilot FMR20

Measuring principle

Level radar
Characteristic / Application

Water & Wastewater
(e.g. basins / channels / rivers / dams / lift stations /
storm water basins / pump control)
Utility applications in all industries
Storage tanks
Specialities

Bluetooth® commissioning
Operation and maintenance SmartBlue App
Heartbeat Verification
Supply / Communication

2-wire (HART, 4…20 mA)
Bluetooth® wireless technology and App
(optional)
Frequency

W-Band (~80 Ghz)
Accuracy

Liquids: +/- 2 mm (0.08")
Solids: +/- 4 mm (0.16")
Ambient temperature

-40…+80°C
(-40…+176°F)
Process temperature

-40…+80°C
(-40…+176°F)
Process pressure / max. overpressure limit

-1…3 bar
(-14,5…43 psi)
Main wetted parts

PVDF, PBT/PC
Process connection

Thread:
G1", NPT1"; G1-1/2", NPT1-1/2"
Flange:
UNI flange 2“, 3“, 4“
UNI slip on flange 3“, 4“, 6“
Max. measurement distance

30m (98.4 ft)
Communication

4...20 mA HART
Bluetooth® wireless technology
Certificates / Approvals

ATEX, C/US, EAC Ex, JPN Ex, KC Ex,
INMETRO Ex, NEPSI Ex, UK Ex
Safety approvals

Overfill protection WHG
Hygienic approvals

EU Food Contact Material (EC) 1935/2004
US Food Contact Material FDA CFR 21
Marine approval

ABS, LR, BV, DNV
Drinking water approvals

NSF/ANSI 61
Options

Remote operation via SmartBlue App using
Bluetooth®
Remote HART indicator RIA15 in order
structure
Flooding protection tube
Different mounting possibilities
Application limits

Process temp. <-40°C (-40°F) or > 80°C (176°F) -> FMR62B
Very aggressive media -> FMR62B
Turbulences, stilling well and bypass -> FMR62B
Strong foam and interfaces --> FMP5x

Measuring principle

Level radar solid
Characteristic / Application

For simple applications:
Reliable, non-contact measurement of levels
in silos or storage tanks for bulk solids
Specialities

Bluetooth® commissioning
Operation and maintenance SmartBlue App
Heartbeat Verification
Supply / Communication

2-wire (HART, 4…20 mA)
Bluetooth® wireless technology and App
(optional)
Frequency

W-Band (~80 Ghz)
Antenna

40 mm/ 1-1/2"
80 mm/ 3"
Accuracy

Liquids: +/- 2 mm (0.08")
Solids: +/- 4 mm (0.16")
Ambient temperature

-40…+80°C
(-40…+176°F)
Process temperature

-40…+80°C
(-40…+176°F)
Process pressure / max. overpressure limit

-1…3 bar
(-14,5…43 psi)
Main wetted parts

PVDF, PBT/PC
Process connection

Thread:
G1", NPT1"; G1-1/2", NPT1-1/2"
Flange:
UNI flange 2“, 3“, 4“
UNI slip on flange: 3“, 4“, 6“
Max. measurement distance

40 mm/ 1-1/2": 20m (65.6 ft)
80 mm/ 3": 30m (98.4 ft)
Communication

4...20 mA HART
Bluetooth® wireless technology
Certificates / Approvals

ATEX, C/US, EAC Ex, JPN Ex, KC Ex,
INMETRO Ex, NEPSI Ex, UK Ex
Safety approvals

Overfill protection WHG
Hygienic approvals

EU Food Contact Material (EC) 1935/2004
US Food Contact Material FDA CFR 21
Marine approval

ABS, LR, BV, DNV
Drinking water approvals

NSF/ANSI 61
Options

Remote operation via SmartBlue App using Bluetooth®
Remote HART indicator RIA15 in order structure
Flooding protection tube
Different mounting possibilities
Application limits

DK < 1.6
Reduction of the max. possible measuring range due to:
Media with poor reflective properties cone of repose
extremely loose surface of bulk solids, e.g. bulk solids with a
low bulk density during pneumatic filling
buildup, especially of moist products.
Alternative for these applications: FMR67B

Filter

Most downloaded

110 documents

Loading more results

Filter

60 spare parts & accessories

Flat gasket EPDM 47x58x2, 5 pieces

further parts

Drawing number

Order code

57

71107559
Counter nut G1", PA

further parts

Order code

71693241
Hexagon nut (SW70) G2, bk, PC

further parts

Order code

52000598
Mounting nut G1-1/2, PC

further parts

Order code

52014146
Spare IEC TAG

further parts

Order code

XPSPEC-
Flooding protection tube 40mm

Order code

71091216
Flooding protection tube 80 mm

Order code

71662270
Adapter Uni G1-1/2">G2", PVC

Order code

71662415
Adapter Uni MNPT 1-1/2">MNPT 2"

Order code

71668921
Mounting bracket, 75mm, G1", NPT1"

Order code

71325079
Mounting bracket,75mm,G1-1/2",NPT1-1/2"

Order code

71662419
Mounting bracket, 200mm, G1"/NPT1"

Order code

71662421
Mounting bracket,200mm,G1-1/2",NPT1-1/2"

Order code

71662423
Swiveling mounting bracket, sewer

Order code

71429910
UNI slip on flange 3"/DN80/80, PP

Order code

71162777
UNI slip on flange 4"/DN100/100, PP

Order code

71162778
UNI slip on flange 6"/DN150/150, PP

Order code

71162780
Sensor support 500mm, 316L

Order code

71452315
Sensor support 1000mm, 316L, US-sensor

Order code

71452316
Sensor support 500mm, 316L, 1.5"sensor

Order code

71452318
Sensor support 1000mm, 316L, 1.5" sensor

Order code

71452319
Bracket 700mm, 316L

Order code

71452327
Bracket 1400mm, 316L

Order code

71452326
Install. bracket 250x400x120 G1-1/2,316L

Order code

71452324
Install. bracket 250x400x120 G2, 316L

Order code

71452325
Wall bracket for sensor support, 316L

Order code

71452323
Weather protect. cover G1"/NPT1" PBT/PC

Order code

71662413
Weather protection cover compact PBT/PC

Order code

71662414
Screw in flange FAX50

Order code

FAX50-

5 products & bundles

5 products

Quick selection

Choose from our suggested options

Sales price

<%label%>
-- selected coding

-- selected label

99.999,00
<%label%>
Looking for more options? Please use the individual configurator to continue
<%feature%>
-- selected coding

-- selected label

99.999,00
<%feature%>
<%coding%>

<%label%>

99.999,00

Looking for more options? Please use the individual configurator to continue
Process Connection
<%coding%>

<%label%>

99.999,00

<%coding%>

<%label%>

99.999,00

<%message%>

FMR20B

Show details Hide details

Show details

Back

<%feature%>

<%coding%>

<%label%>

CAD drawings CAD drawings

Available once configuration is complete

Service not available

CAD drawings

CAD drawings are only available on our desktop experience

Optional add-ons

Please use the individual configurator to continue

Individual configuration

Continue your selection from all possible options

Often bought together

Accessories

Flooding protection tube 40mm

Flooding protection tube 80 mm

See more accessories

Micropilot FMR20B

Lean selection

Predecessor

Measuring principle

Characteristic / Application

Specialities

Supply / Communication

Frequency

Accuracy

Ambient temperature

Process temperature

Process pressure / max. overpressure limit

Main wetted parts

Process connection

Max. measurement distance

Communication

Certificates / Approvals

Safety approvals

Hygienic approvals

Marine approval

Drinking water approvals

Options

Application limits

Measuring principle

Characteristic / Application

Specialities

Supply / Communication

Frequency

Antenna

Accuracy

Ambient temperature

Process temperature

Process pressure / max. overpressure limit

Main wetted parts

Process connection

Max. measurement distance

Communication

Certificates / Approvals

Safety approvals

Hygienic approvals

Marine approval

Drinking water approvals

Options

Application limits

Back

Back

Flat gasket EPDM 47x58x2, 5 pieces

Counter nut G1", PA

Hexagon nut (SW70) G2, bk, PC

Mounting nut G1-1/2, PC

Spare IEC TAG

Flooding protection tube 40mm

Flooding protection tube 80 mm

Adapter Uni G1-1/2">G2", PVC

Adapter Uni MNPT 1-1/2">MNPT 2"

Mounting bracket, 75mm, G1", NPT1"

Mounting bracket,75mm,G1-1/2",NPT1-1/2"

Mounting bracket, 200mm, G1"/NPT1"

Mounting bracket,200mm,G1-1/2",NPT1-1/2"

Swiveling mounting bracket, sewer

UNI slip on flange 3"/DN80/80, PP

UNI slip on flange 4"/DN100/100, PP

UNI slip on flange 6"/DN150/150, PP

Sensor support 500mm, 316L

Sensor support 1000mm, 316L, US-sensor

Sensor support 500mm, 316L, 1.5"sensor

Sensor support 1000mm, 316L, 1.5" sensor

Bracket 700mm, 316L

Bracket 1400mm, 316L

Install. bracket 250x400x120 G1-1/2,316L

Install. bracket 250x400x120 G2, 316L

Wall bracket for sensor support, 316L

Weather protect. cover G1"/NPT1" PBT/PC

Weather protection cover compact PBT/PC

Screw in flange FAX50

Input

Output

Display

Power Supply

Input