Name: FlexView FMA90
Brand: Endress+Hauser
Availability: InStock

FlexView FMA90 - control unit for level and flow measurement

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Seamless integration with modern connectivity and dual sensor support for a wide range of applications

FlexView FMA90 field housing – product picture

FlexView FMA90 panal housing - product picture

FlexView FMA90 DIN rail housing - product picture

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FlexView FMA90 - control unit for level and flow measurement

New

Seamless integration with modern connectivity and dual sensor support for a wide range of applications

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Benefits

Flexible use with up to two level sensors across multiple measurement technologies and seamless system integration via HART or Modbus TCP
High cybersecurity in line with IEC 62443 and Endress+Hauser ProtectBlue product security framework
Remote access and parameterization at hard-to-reach measurement points via Wi-Fi and an integrated web server
Intuitive operation thanks to the 3.5" color touch display operable with gloves
Fast commissioning with automatic sensor detection and configuration via HART and guided setup sequences

Services and resources

Product Support Product documentation, troubleshooting articles, device details and more.

FLEXible answers to individual needs

Current product

FlexView FMA90 - control unit for level and flow measurement

High-end products
Highly functional and convenient

What is FLEX?

FLEX selections

Technical excellence

Simplicity

Fundamental selection Meet your basic measurement needs

Lean selection Handle your core processes easily

Extended selection Optimize your processes with innovative technologies

Xpert selection Master your most challenging applications

Variable

Learn more about the FLEX selections

Manufacturer's warranty

Engineered for confidence

Our instruments are designed for long‑lasting performance, precise measurement, and dependable operation in demanding industrial environments. Each product includes a standard manufacturer’s warranty that reflects our commitment to quality and to the trust you place in our solutions.

Should a warranty case occur, the device will be assessed and the applicable remedy will be provided in line with the warranty terms – helping ensure a reliable and efficient resolution and supporting continued operation of your measurement point.

Request for extended warranty

If you require extended warranty coverage, simply contact your local Endress+Hauser representative. Our experts will advise you on the available options to match your application and risk profile, helping you protect your investment, reduce unexpected repair costs, and ensure reliable long‑term operation beyond the manufacturer's warranty period.

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Warranty terms apply

The manufacturer's warranty and extended warranty are subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Services by your side

Right‑first‑time commissioning, worldwide

Endress+Hauser’s qualified service engineers ensure your measurement devices are commissioned right the first time, delivering application‑aligned accuracy, regulatory compliance, and operational confidence from startup onwards, anywhere in the world.

Remote support you can trust wherever you operate

With Endress+Hauser Smart Support, you benefit from faster issue resolution, higher uptime, reliable global expertise across the entire product lifecycle – and lasting peace of mind.

Committed to long‑term, sustainable performance

With deep field expertise, harmonized processes, and continuous monitoring, we accompany you with comprehensive service offerings – from initial start‑up through instrumentation maintenance to process optimization – as a true lifetime partner delivering improved outcomes.

For additional information, please contact your local Endress+Hauser representative.

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24/7 customer portal

Personalized transaction space

Check prices and delivery times, save your favorite products, create quotes and place orders in just a few clicks and track deliveries at any time. With access to your complete order and quote history including all relevant documents you benefit from full transparency throughout the entire process.

Easy access to technical documentation

Select and download all technical documentation such as operating manuals, calibration certificates, approvals and CAD drawings conveniently bundled as a complete documentation package for your entire order or quote.

My Endress+Hauser – all in one place

My Endress+Hauser is your 24/7 connection to Endress+Hauser – in the office, in the field or on the go. It brings together transaction management, documentation and software downloads, knowledge base access, customer support, engineering tools and cloud‑based IIoT services helping you work easier, faster and more efficiently.

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Selection of compatible products

Micropilot FMR20B - radar sensor for basic applications

Simple and efficient level measurement in liquids and solids

Micropilot FMR10B – radar sensor for basic applications

Simple operation of level measurement in liquids and solids

Waterpilot FMX21 - hydrostatic level probe

Reliable hydrostatic level measurement for drinking water, wastewater and saltwater applications

HAW562 surge protective device

DIN rail surge protective device for installation in the control cabinet for power supply and communication signals optional with SIL and Ex approval

Ultrasonic measurement Time-of-Flight Prosonic FMU30

Cost effective all-round instrument for level applications in liquids and bulk solids

Spare parts and accessories

further parts

Housing front+display FMA90 DIN rail

further parts

Order code 71706829

Drawing number 5

further parts

Housing front w/o display FMA90 DIN rail

further parts

Order code 71706830

Drawing number 5

further parts

Hinge joint FMA90 DIN rail

further parts

Order code 71706832

Drawing number 6

further parts

Bus board FMA90 DIN rail

further parts

Order code 71706822

Drawing number 1

Spare parts & accessories

Reliable open-channel flow measurement in wastewater treatment

Reliable open-channel flow measurement in wastewater treatment with FlexView FMA90 and Micropilot FMR20B radar sensor for reliable flow calculation and data logging.

Read the full story

FlexView FMA90 visualizing level data from stormwater and containment basins

Success story

Simple level monitoring for stormwater and containment basins

The wastewater treatment plant in Steinen modernized stormwater and containment basin level monitoring with FlexView FMA90 and Micropilot FMR20B for improved visibility and simplified operation.

Read the full story

Waterpilot FMX21 installed in a groundwater well for level and temperature measurement

Success story

Level-based pump control in water and wastewater applications

Smart level-based pump control with FlexView FMA90 and Micropilot FMR20B or Waterpilot FMX21 to automate operation and optimize pump performance in water and wastewater applications.

Read the full story

Crusher monitoring with FlexView FMA90 under harsh bulk material handling conditions

Success story

Smart radar-based level monitoring and control for crushers and conveyor belts

FlexView FMA90 with Micropilot FMR20B radar sensor provides real-time visualization, configurable limit monitoring and early overload detection for conveyor belts and crushers.

Read the full story

Operator monitoring gravel silo inventory data with FlexView FMA90

Success story

Centralized level monitoring for gravel silos and material handling processes

Tiefensteiner Granitwerk GmbH in Görwihl improved inventory transparency for gravel silos with FlexView FMA90 control unit and Micropilot FMR20B radar sensors.

Read the full story

FlexView FMA90 for intuitive level visualization and enhanced process control

Products

A simple start to smarter control.

The advantages of FlexView FMA90 for level monitoring, visualization and process control in water and wastewater as well as bulk solid applications.

More information

Brochure

FlexView FMA90 - Control unit for level and flow measurement

Innovation brochure - FlexView FMA90 enhances your sensors and brings every insight into clear view for water, wastewater and bulk solid applications.

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Choose from our suggested options

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Use the extended configuration to configure from all available options.

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Looking for more options? Use extended configuration

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Configuration details

FlexView-FMA90

Section	ID	Selected option
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CAD Drawings

Configuration support

Spare parts and accessories

further parts

Housing front+display FMA90 DIN rail

further parts

Order code 71706829

Drawing number 5

further parts

Housing front w/o display FMA90 DIN rail

further parts

Order code 71706830

Drawing number 5

further parts

Hinge joint FMA90 DIN rail

further parts

Order code 71706832

Drawing number 6

further parts

Bus board FMA90 DIN rail

further parts

Order code 71706822

Drawing number 1

Spare parts & accessories

Selection of compatible products

Micropilot FMR20B - radar sensor for basic applications

Simple and efficient level measurement in liquids and solids

Micropilot FMR10B – radar sensor for basic applications

Simple operation of level measurement in liquids and solids

Waterpilot FMX21 - hydrostatic level probe

Reliable hydrostatic level measurement for drinking water, wastewater and saltwater applications

HAW562 surge protective device

DIN rail surge protective device for installation in the control cabinet for power supply and communication signals optional with SIL and Ex approval

Ultrasonic measurement Time-of-Flight Prosonic FMU30

Cost effective all-round instrument for level applications in liquids and bulk solids

Measuring principle	Hydrostatic pressure
Characteristic	Level, pump control, open channel flow measurement, data logging, rake control, storm overflow basin
Supply voltage	100 … 230 VAC; 10.5 … 32 VDC
Ambient temperature	-40 to +60 °C (-40 to +140 °F) (Type tested); -35 to +60 °C (-31 to +140 °F) (approved by CSA)
Communication	Input: 1x or 2 x 4-20mA/HART Output: HART or Modbus TCP 1 or 2 x Analog, 1 relay or 5 relays (2 x SPDT, 3 x SPST), 1 or 3 open collector (NPN)
Certificates / Approvals	ATEX, CSA, EAC, JPN Ex, NEPSI, INMETRO, KC
Specialities	Degree of protection of polycarbonate field housing; and aluminum field housing: IP65/NEMA Type 4x; Degree of protection of DIN rail housing: IP20; Degree of protection of panel housing: IP65/NEMA Type 4 (at front,; if mounted in cabinet door), IP20 (at rear, if mounted in cabinet door); sensor recognition and parameter mapping; of FMR20B/FMR30B/FMX21 sensors
Measuring principle	Level radar
Characteristic / Application	Level, pump control, open channel flow measurement, data logging, rake control, storm overflow basin
Specialities	Degree of protection of polycarbonate field housing; and aluminum field housing: IP65/NEMA Type 4x; Degree of protection of DIN rail housing: IP20; Degree of protection of panel housing: IP65/NEMA Type 4 (at front,; if mounted in cabinet door), IP20 (at rear, if mounted in cabinet door); sensor recognition and parameter mapping; of FMR20B/FMR30B/FMX21 sensors
Supply / Communication	100 … 230 VAC; 10.5 … 32 VDC
Ambient temperature	-40 to +60 °C (-40 to +140 °F) (Type tested); -35 to +60 °C (-31 to +140 °F) (approved by CSA)
Communication	Input: 1x or 2 x 4-20mA/HART Output: HART or Modbus TCP, 1 or 2 x Analog, 1 relay or 5 relays (2 x SPDT, 3 x SPST), 1 or 3 open collector (NPN)
Certificates / Approvals	ATEX, CSA, EAC, JPN Ex, NEPSI, INMETRO, KC
Options	3.5" TFT touch color display for onsite operation with backlight, WLAN connectivity or communication via Ethernet, Guided wizards for easy commissioning, Up to two level sensors Housing: Panel-mounted / DIN rail / Field
Components	Sensors: FMR10B, FMR20B, FMR30B, FMX21, FMU30
Measuring principle	Level radar solid
Characteristic / Application	Level, pump control,open channel flow measurement, data logging, rake control, storm overflow basin
Specialities	Degree of protection of polycarbonate field housing; and aluminum field housing: IP65/NEMA Type 4x; Degree of protection of DIN rail housing: IP20; Degree of protection of panel housing: IP65/NEMA Type 4 (at front,; if mounted in cabinet door), IP20 (at rear, if mounted in cabinet door); sensor recognition and parameter mapping; of FMR20B/FMR30B/FMX21 sensors
Supply / Communication	100 … 230 VAC; 10.5 … 32 VDC
Ambient temperature	–40 to +60 °C (–40 to +140 °F) (Type tested); –35 to +60 °C (–31 to +140 °F) (approved by CSA)
Communication	Input: 1x or 2 x 4-20mA/HART Output: HART or Modbus TCP, 1 or 2 x Analog, 1 relay or 5 relays (2 x SPDT, 3 x SPST), 1 or 3 open collector (NPN)
Certificates / Approvals	ATEX, CSA, EAC, JPN Ex, NEPSI, INMETRO, KC
Options	3.5" TFT touch color display for onsite operation with backlight, WLAN connectivity or communication via Ethernet, Guided wizards for easy commissioning, Up to two level sensors Housing: Panel-mounted / DIN rail / Field
Components	Sensors: FMR10B, FMR20B, FMR30B, FMX21, FMU30

FlexView FMA90 - control unit for level and flow measurement

New

FlexView FMA90 - control unit for level and flow measurement

New

FlexView FMA90 - control unit for level and flow measurement

Product information

Selection of compatible products

Spare parts and accessories

Related content

Reliable open-channel flow measurement in wastewater treatment

Simple level monitoring for stormwater and containment basins

Level-based pump control in water and wastewater applications

Smart radar-based level monitoring and control for crushers and conveyor belts

Centralized level monitoring for gravel silos and material handling processes

A simple start to smarter control.

FlexView FMA90 - Control unit for level and flow measurement

Choose from our suggested options

Spare parts and accessories

Selection of compatible products

My Endress+Hauser

Products & Services

Industries

Support

Company

FlexView FMA90 - control unit for level and flow measurement New

FlexView FMA90 - control unit for level and flow measurement New

FlexView FMA90 - control unit for level and flow measurement

Product information

Selection of compatible products

Spare parts and accessories

Related content

Reliable open-channel flow measurement in wastewater treatment

Simple level monitoring for stormwater and containment basins

Level-based pump control in water and wastewater applications

Smart radar-based level monitoring and control for crushers and conveyor belts

Centralized level monitoring for gravel silos and material handling processes

A simple start to smarter control.

FlexView FMA90 - Control unit for level and flow measurement

Choose from our suggested options

Spare parts and accessories

Selection of compatible products

Products & Services

Industries

Support

Company

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FlexView FMA90 - control unit for level and flow measurement

New

FlexView FMA90 - control unit for level and flow measurement

New