ROTAMASS Total Insight

Rotamass Total Insight (TI), Yokogawa’s Coriolis mass flowmeter,  provides very high accuracy for measuring liquids and gases while adopting the Total Insight concept and totally supporting the product lifecycle.
From the direct mass flow, density, temperature measurements, with Rotamass TI you can calculate:

  • Volume flow at operating or reference conditions
  • Density at reference conditions
  • Concentration measurements of mixable or unmixable fluids

With additional measurement input Rotamass TI can calculate fluid viscosity for Newtonian liquids or energy-heating value for gas measurement.

Digital Transformation of Factory with Ethernet-APL
Rotamass TI offer various state of-the-art interfaces including latest technology Ethernet-APL (Advanced Physical Layer) facilitating data-based total insight into your process.
Click here for more details about Ethernet-APL technology.

About OpreX

OpreX is the comprehensive brand for Yokogawa’s industrial automation (IA) and control business and stands for excellence in the related technology and solutions. It consists of categories and families under each category. This product belongs to the OpreX Field Instruments family that is aligned under the OpreX Measurement category.


Total Insight
In the last decade, the use of Coriolis Mass Flow and Density Meters has been changing from general purpose to supporting your needs in specific applications.
While the technological complexity increased, the demand for simple operation and handling is also a rising requirement.
Yokogawa answers these needs by offering six dedicated product lines with two specialized transmitters allowing the highest flexibility -the Rotamass Total Insight

Total Insight

ROTAMASS Total Insight Family

Image Zoom

Typical Application Example

The product is ideal for industrial processes such as petrochemicals, chemicals, food and beverages.
Wetted material with excellent wear resistance, corrosion resistance, and permeation resistance is available to provide high precision and stable flow measurement even at high pressure & high temperature.


Specification & Function

Refer to the General Specification sheet located under the 'Downloads' tab for detailed specifications.

Product Line Rotamass
Flow Range Flow range
Liquid process fluids
Liquids in general
Aggressive liquids - -
High viscous fluids
Gaseous process fluids
Gases in general
Low density gases
Mixed process fluids
Unmixable or mixable liquids
Liquids with entrained gas
Process conditions
Process temperature -50 to +260 °C
-58 to +500 °F
-70 to +200 °C
-94 to +392 °F
-70 to +140 °C
-94 to +284 °F
-196 to +350 °C
-321 to +662 °F
-70 to +150 °C
-94 to +302 °F
-70 to +350 C or +200 C (Giga 2F)
-94 to +662 F or +392 F (Giga 2F)
Process pressure up to 285 bar or
460 bar *1
4183 psi or
6672 psi *1
100 bar
1450 psi
40 bar
580 psi
100 bar or
250 bar *1
1450 psi or
3626 psi *1
up to 700 bar
10000 psi
100 bar or
180 bar *1
1450 psi or
2610 psi *1
Line sizes DN15 to DN40
1/4 in. to 1 1/2 in.
DN15 to DN125
3/8 in. to 5 in.
DN25 to DN80
1 in. to 3 in.
DN15 to DN125
3/8 in. to 5 in.
9/16 or 3/4“in. AutoClave
1/4 in. to 2 in.
DN100 to DN250
4 in. to 10 in.
Mass flow for liquids up to ± 0.1 % ± 0.1 % ± 0.1 % ± 0.1 % ± 0.1 % ± 0.1 %
Mass flow for gas up to ± 0.50 % ± 0.35 % ± 0.35 % ± 0.35 % ± 0.50 % ± 0.35 %
Density for liquids up to ± 0.5 g/l ± 0.5 g/l ± 0.5 g/l ± 0.5 g/l ± 0.5 g/l ± 2.0 g/l
Turndown flat accuracy -
Materials and process connections
Material of wetted parts Alloy C-22/2.4602 & 316L/1.4404 316L/1.4404 316L/1.4404 316L/1.4404 or alloy C-22/2.4602 or 304/1.4301 *1 316L/1.4404 or alloy C-22/2.4602 or 304/1.4301*1 316L/1.4404 or alloy C-22/2.4602 (Giga 1F only)
Flange process connections EN, ASME, JPI, JIS EN, ASME, JPI, JIS EN, ASME, JPI, JIS ASME EN, ASME, JIS
Threaded process connections G, NPT G, NPT DIN11851, SMS1145 G, NPT G, NPT
Clamp process connections DIN32676 DIN32676, JIS/ISO2852 DIN32676, JIS/ISO2852
Sensor design
Insulation and heat tracing options - - -
Rupture disk *1 - -
Customer & NAMUR face-to-face length - -
Approvals / Certificates
3-A, EHEDG, EC1935:04 and EC2023:06 - - - -
Marine application
Functional Safety SIL 2 (SIL3)
Custody transfer application NTEP (Nano 20) NTEP NTEP NTEP, INMETRO NTEP NTEP, INMETRO
Hazardous area approvals IECEx, ATEX, UKEx, FM (USA/Canada), NEPSI, INMETRO, PESO, EAC Ex, Taiwan Safety Label, Korea Ex, Japan Ex, ECAS Ex, Ukraine Ex
●: supported    ○: supported under certain conditions    -: not supported    *1: available on demand




When Every Drop Counts
The world's smallest dual bent tube Coriolis Mass Flow and Density Meters series for highly accurate measurement at lowest flows.
The dual tube design compensates for fluctuations of density, temperature, pressure and environment conditions. This provides a consistent repeatable and accurate measurement especially for small size Coriolis Mass Flow and Density Meters.

  • Typical Applications
    • Batching
    • Dosing
    • Blending
    • Chemical injection
    • Dosing systems
    • High-pressure gases
    • Liquid and gas low flow measurement
    • Precision coatings
    • Metering pump control
    • Metrology
    • R&D laboratory
    • Vacuum thin film coating



Versatile in Applications
The versatile Coriolis Mass Flow and Density Meters with superior turndown and lowest pressure drop in the market. Ideal for a broad range of standard applications, this series is a flexible and cost effective solution for highly accurate flow and density measurements. Features such as concentration measurement or the Tube Health Check function allow the meter to be adjusted to customer needs.

  • Typical Applications
    • Batching
    • Blending
    • Chemical recovery
    • Continuous reaction
    • In-line concentration and density measurement
    • Catalyst feed
    • Filling and dosing
    • Mass balance
    • Net oil computing
    • Palm oil
    • Process control


ROTAMASS hygienic

With Pure Dedication
Specifically designed and certified for food & beverage, biotechnology and pharmaceutical utility applications. (EHEDG certified, 3-A certified)
This series is the appropriate answer to the daily constraints of hygienic processes ensuring continuous product quality and minimizing losses. This is made easy by the provided multi-variable measurement and various dedicated features.

  • Typical Applications
    • Bioreactor feeds
    • Bottling
    • Carbonation of beverages
    • Deionized water
    • Fermentation
    • Juice processing
    • Molasses measurement
    • Online sugar concentration
    • Raw milk tanker unloading
    • Process water reclamation
    • Product quality control
    • Sugar industry


ROTAMASS superme

Experience Meets Innovation
The Coriolis Mass Flow and Density Meters with superior performance under demanding conditions.
The successful Rotamass series has been progressively developed and is also newly equipped with the latest technology. This meter delivers unsurpassed performance for demanding and critical applications with superior aeration handling and advanced diagnostic functionality.

  • Typical Applications
    • Batching
    • Burner control
    • Feed and product control
    • Filling and dosing
    • Gas void fraction
    • In-line concentration and density
    • Loss control
    • Material and mass balance
    • Net oil computing
    • Process control
    • Solvents
    • Water cut


ROTAMASS intense

Safe Under High Pressure
The Coriolis Mass Flow and Density Meters with the most robust and durable design for precise measurement in high pressure applications.
Safety is always a concern and especially when operating at high pressures. Therefore, this series has been designed to meet the highest safety requirements. Combined with advanced diagnosis such as the Total Health Check function, operation is always under secure control.

  • Typical Applications
    • Chemical injection
    • Compressed gases
    • Fuels
    • Glycol TEG/MEG
    • High-pressure gases
    • Hydraulic oil
    • Hydrocarbons
    • Liquified gases
    • Natural gas hydration
    • Offshore and onshore
    • Oil refinery processes
    • Solvents



Big in Performance
Delivering best in class accuracy and most flexible installation at high flow rates.
The unmatched accuracy at the low end of the measuring range offers maximum flexibility from engineering to final operation. This series unifies a long service life with low maintenance costs and reliable performance.

  • Typical Applications
    • Bitumen
    • Distribution networks
    • Drilling mud
    • LNG
    • Rail car loading
    • Ship loading
    • Truck loading
    • Tar
    • Offshore and onshore
    • Oil well cementing and hydrofracturing

ROTAMASS Transmitters

Essential and Ultimate Transmitters

Future Ready. The Rotamass TI product family has a common and unified transmitter platform with two options that provide the highest flexibility and a tailor-made solution. The Essential transmitter is the cost effective solution for general purpose applications, and the Ultimate transmitter provides various additional features for best-in-class measurement.


Essential Transmitter

Essential Transmitter

  • Multi-lingual wizard for easy setup
  • Event Management according NAMUR NE107
  • microSD card for easy data transfer and spare management
  • Wide range of I/O combinations
  • Universal power supply
  • Tube Health Check for in-line meter verification
  • HART or Modbus communication
  • Ultra low copper aluminium or stainless steel transmitter housing
  • NAMUR NE95 compliant
  • Compliance with AGA11


Ultimate Transmitter

Beyond that the Ultimate transmitter provides:

  • In-line concentration measurement
  • Net Oil Computing acc. API
  • Dynamic Pressure Compensation
  • Batching function
  • Viscosity function
  • Profibus PA , Foundation Fieldbus or PROFINET over APL communication
  • Features on Demand for function upgrade
Ultimate Transmitter

Total Insight - Simplified Selection -

Simplified Selection logo

Engineering & Procurement

Have you ever struggled to select the most suitable product/specification for the process being measured?

  • Product Selection
    Get convenient support by our online tools Product Finder and FlowConfigurator.
    Simply select the most suitable products and specifications for your purpose and process conditions.


    Find the right flowmeter for your application, size and configure it!
    The FlowConfigurator allows you to generate your data sheet and save your sizing projects for easy reuse.

Total Insight - Smart Assist -

Smart Assist logo

Installation & Commissioning

Have you ever been struggling to set up the necessary parameters at startup time?

  • Wizard Function
    With Rotamass TI , it is available to set interactively the minimum required parameters for operation start in an interactive manner.
  • Multiple Languages
    Rotamass TI series supports not only English but also 11 languages in total: French, German, Italian, Spanish, Portuguese, Russian, Chinese, Polish, Kazakh and Japanese. This helps to prevent stress, misunderstandings, and parameter setting errors that occur when using languages that you are not familiar with.
  • Concentration Calculation
    Rotamass TI combines mass flow measurement with an online and user-optimized Concentration Measurement function for suspensions, emulsions and solutions.
    Pre-installed data sets support a convenient configuration for many different process fluids and can be adapted individually to the process characteristics.
    As concentration measurements are highly reliant on temperature and density, Rotamass TI combines a precise coupled temperature measurement with different density calibration options. This allows high accurate and most reliable results.

Total Insight - Process Guard -

Process Guard logo

Operation & Observation

Have you ever wanted to know the inside condition of a product without removing it from the production line? 

  • Total Health Check Function

    With Total Health Check, Rotamass TI offers an effective maintenance and diagnostic tool for a complete meter verification without disturbing your process.
    With FieldMate software or any FDT/DTM 1.2, 2.0+ compliant software tool you can perform Total Health Check within few minutes and check:

    • Drive circuit
    • Sensor circuit
    • Temperature circuit
    • Hardware and software
    • Tube Health
Total Health Check Function
  • Using Total Health Check makes it easy to determine the condition of the flowmeter, without disturbing running measurements, and to record the results in a verification report.
  • Tube Health Check Function
    This unique function detects stiffness changes of the measuring tubes, which can occur due to corrosion, abrasion or clogging.
    This is of particular importance, because changed measuring tube stiffness is directly affecting the mass flow measurement.
    The Tube Health Check is an in-line verification and can be individually adapted to your process conditions.
    • Frequency of checks (single or automatic test with predefined intervals)
    • Definition of alarm levels
    • Yokogawa’s FieldMate using DTM delivers a complete report and indicates a clear verification result
Tube Health Check Function
  • Event Management
    Rotamass TI can set the display, output signal, recording, and other operations for events such as alarms and warnings.
    It is possible to record device data before and after the occurrence of an event such as an alarm, and to log the process value to the microSD with the occurrence of an event as a trigger.
    In addition, events can be classified and set according to NAMUR NE107.
Event Management


  • Data Logging Function
    Rotamass TI series can be equipped with a microSD card and can store process information.

    This makes it possible to record process information simply if there is a device itself. Also, data is stored in text format.
    Therefore, analysis using spreadsheet software is also possible by importing data into a PC via a microSD card.

Data Logging Function


Total Insight - Expert Solution -

Expert Solution logo

Utility & Maintenance

Have you ever taken the time to backup device parameters, copy parameters to replacement devices, etc?

  • Data Mobility
    Rotamass TI series is equipped with a microSD card and can store process information and Instruction manual, drawing , certification as user documents.
    This makes it possible to record process information simply if there is a device itself. Also, data is stored in text format.
    Therefore, analysis using spreadsheet software is also possible by importing data into a PC via a microSD card.
Data mobility


Flexibility Function

  • Features on Demand
    Market requirements and process conditions are changing. Features on Demand (FOD) contain valuable functions which can be activated at any time, even after installation and anywhere in the world:
    • Concentration measurement functions
    • Net Oil Computing function
    • Batching function
    • Viscosity function
    • Function for measurement of heat quantity
    • Tube Health Check
Features on Demand
  • Universal Power Supply
    Thanks to its universal power supply Rotamass TI is ready to be effortlessly installed all over the world.
  • Wide Range of I/O Combinations
    The wide range of I/O combinations allows an individual configuration specific to your system.
  • Short Face-to-Face Length
    The short face-to-face length of our Coriolis flowmeter can be combined with customer specific installation length options.
  • Dynamic Pressure Compensation
    For applications with fluctuations in pressure a dynamic compensation is important to keep accurate and reliable mass flow measurement or gas volume measurement based on density calculation.
    With Rotamass TI and the Dynamic Pressure Compensation function you can benefit from continuous and highly accurate results.
Dynamic Pressure Compensation


Technical Information

Sensor Structure

  • Box-in-Box


    Optimum decoupling of core measuring element from external influences by proven box-in-box design.


  • Heat Trace Jacket

    Heat trace jacket

    Supported by robust and durable sensor design, our factory-fitted insulation and heat tracing solutions offer perfect insulation, continuous heating along the entire flow path and purging of the heating fluid. This is enabling to handle high temperature, viscous process fluids or molten fluids like sulfur.



Industry 4.0 as Origin of Ethernet-APL

Industry 4.0 is a transformative concept that aims to revolutionize manufacturing originated from German government’s strategy. By leveraging digitalization, automation, and data-driven processes, Industry 4.0 seeks to enhance productivity and achieve efficient manufacturing. Ethernet-APL is key technology to access necessary field data smoothly.

Industry 4.0 as Origin of Ethernet-APL
  • Smart Factories
  • Internet of Things (IoT)
  • Cloud Computing
  • Big Data and Analytics
Industry 4.0 as Origin of Ethernet-APL

Features of Ethernet-APL

As for realization of industry 4.0, Ethernet-APL is a cutting-edge technology designed for process automation with hazardous environments.

  • Two-Wire Ethernet Cable
    Ethernet-APL enables direct connection of devices and sensors in hazardous areas using a two-wire Ethernet cable. This technology extends the capabilities of traditional Ethernet by allowing data exchange over just two wires, simplifying installation and maintenance.
  • Intrinsic Safety of Explosion Proof
    Ethernet-APL complies with intrinsic safety requirements, making it suitable for use in explosive atmospheres (Zone 0, 1, and 2).
  • Direct Integration with IoT
    With Ethernet-APL, field devices connect directly to Ethernet-based systems, eliminating the need for complex gateway solutions. It serves as an economic foundation for Industrial Internet of Things (IIoT) in process automation.
  • Interoperability
    Different manufacturers’ equipment and systems can interoperate within an Ethernet-APL network.
  • Big Data and Analytics
    Ethernet-APL captures and analyzes large amounts of additional data (big data), enabling predictive maintenance and other innovative solutions to improve availability.
  • Long Cable Length
    APL supports two common types of segments: boot and spur. Boots provide high-power signals up to 1000 meters, while spurs provide low-power signals up to 200 meters.
  • Transmission Speed
    10 MBit/s, full duplex communication speed, 300 times faster than existing communication protocols such as HART and Fieldbus.
  • Reuse Existing Cabling
    By utilizing existing cable infrastructure, Ethernet-APL allows cost-effective system upgrades. It works seamlessly with established Ethernet protocols like EtherNet/IP™, HART IP, OPC UA, and PROFINET.


Example Topology for Long Cable Reach with up to 1000 m between switches on the Trunk
Example Topology for Long Cable Reach with up to 1000 m between Switches on the Trunk
Image Zoom

* Trunk and Spur
Trunk is the main line of infrastructure. It connects to infrastructure devices like APL field switches using the 2.4Vp-p mode of 10BASE-T1L and can communicate over distances of up to 1000m with power supply.
Spur connects the infrastructure device to the Field device. It connects between infrastructure device and field device using the 1.0 Vp-p mode of -T1L, and can communicate over a distance of up to 200 m with power supply.


Benefit of Ethernet-APL

Ethernet-APL (Advanced Physical Layer) offers several benefits for end users in the process industry.

  • Simplified Network Configuration
    Ethernet-APL significantly reduces the effort required for network configuration. It streamlines the process of setting up communication between devices, making it easier for both IT and OT teams to manage.
  • Unified Troubleshooting Tools
    With Ethernet-APL, the same troubleshooting tools can be used across both IT and OT domains. This consistency simplifies diagnostics and maintenance, enhancing overall efficiency.
  • Minimal Installation Time and Cost
    The deployment of Ethernet-APL is straightforward, resulting in minimal installation time and associated costs. This is especially beneficial for large-scale process plants.
  • Effective Integration
    Ethernet-APL seamlessly integrates various processes by enabling communication between control systems and field devices. It facilitates the exchange of process variables, secondary parameters, and asset health feedback over long distances.


Networking the Entire Automation Pyramid
Networking the Entire Automation Pyramid
Image Zoom


Application Example for Non-explosive Atmosphere

As the example of Non-explosive, the source power class C (field switch spur port) can be combined with spur (load) port classes A, B, or C of the field devices with the following conditions.

  1. Maximum cable length for all spurs.
  2. APL field devices are only connected to the spur ports of the APL field switches.
  3. Tunk_in ports are only connected to Trunk_out ports.
  4. The field-switch fits the power demand of the connected APL field devices.

Sample Application, non-Ex
Image Zoom

* Power class
Power class A: Maximum voltage 15VDC, Minimum output power 0.54W
Power class C: Maximum voltage 15VDC, Minimum output power 1.1W


Rotamass TI Ethernet-APL Specification

ROTAMASS Total Insight offers the following PROFINET over Ethernet-APL functionalities.

  • Port profile class: SLAA for Ethernet-APL
    Rotamass Total Insight offers the SLAA port profile class, which means it can be installed in Zone0 areas.
  • PROFINET Conformance Class B Compliant
    PROFINET provides real time and acyclic real time communication with support of standard TCP/IP, Alarms/Diagnostics and Network Topology. And Conformance Class B adds in simple network management protocol (SNMP) support.
  • PA Profile 4.0 with Function Blocks
    Rotamass Total Insight offers the function blocks of six Analog input function blocks, three Totalizer function blocks and one Analog Output function block. The PA Profile 4.0 has common functionality regardless of device manufacturer and therefore user can operate/control the field device without special handling each manufacture.
  • S2 Redundancy
    System redundancy for PROFINET can be supported. This is the concept of multiple connections to a field device or controller to maintain the system in case of failure event. Rotamass Total Insight offers S2 redundancy. This function contributes to the reduction of downtime.
  • Web Server
    Rotamass Total Insight provides Web server functionality and the field device parameters from Web browser can be configured. As standard Web browser such as Google Chrome and Microsoft Edge can be used to access Web server, the parameters can be configured without handheld terminal and/or any dedicated tool.

Web Server
Image Zoom

  • FDI Device Package with PA-DIM
    The description of PA-DIM (Process Automation Device Information Model) is available in FDI Device Package for Rotamass Total Insight. It provides standard parameter set each kind of device such as pressure, temperature, flow, level etc. and therefore user easily can access only necessary parameters in field device by the same software/procedure regardless of device manufacturer.



Technical Information


2D/3D Configurator

Hľadáte viac informácií o našich ľuďoch, technológiách a riešeniach?

Kontaktujte nás