Description
Valmet(formerly Metso)D202275,commonly known as METSO ACN MR D202275 DCS controller,is a core controller module in the Valmet DNA automation and information platform.As a high-performance,multifunctional controller,D202275 aims to provide reliable and efficient distributed control capabilities for various industrial processes.It integrates multiple functions such as process control,machine control,quality control,optimization,and mechanical condition monitoring to ensure precise management and stable operation of the production process.
The D202275 controller is known for its compact size,powerful processing capabilities,and excellent reliability.It can handle complex control algorithms,support fast control cycles(usually up to 5 milliseconds),and is designed with no moving parts(such as fans or hard drives),greatly improving its long-term stability in harsh industrial environments.This module has one-to-one redundancy capability to ensure high availability in critical applications.Through multiple Ethernet connections and support for modern fieldbus,D202275 can seamlessly integrate into various complex automation networks and is a key component for achieving intelligent automation and improving operational efficiency in industries such as pulp and paper,energy,chemical,and mineral processing.
METSO D202275
technical specifications
Product model:D202275
Manufacturer:Metso(now mainly provided by Valmet as part of the Valmet DNA system)
Product type:DCS Controller/Process Controller
Series:Valmet DNA ACN Controller Family(ACN MR Series)
Control cycle:minimum up to 5 ms
Processor:High performance processor(specific model not disclosed,but designed for high processing capability)
Memory:RAM memory(specific capacity not disclosed,but sufficient to support complex control applications)
Ethernet connection:5 x 100 Mbit/s Ethernet connection
Redundancy Support:Supports one-to-one redundancy capabilities(automation networks,interfaces,process controllers,and power supplies)
Fieldbus support:Supports modern fieldbuses such as PROFIBUS,PROFINET,Ethernet/IP,AS-i(specific compatibility depends on system configuration and expansion)
Power supply:+24 VDC
Operating system:Linux(usually)
No moving parts:no fan or hard drive,improving reliability
Environmental specifications:Meet G3 environmental specifications(with optional coating model)
Working temperature:0°C to+70°C
Protection level:IP20(shell protection)
Installation method:Rail mounting
Main features and advantages
The Valmet D202275(METSO ACN MR)controller,with its tailored features for critical industrial processes,provides excellent performance and reliability:
High performance and fast control cycle:With powerful processing capabilities and extremely fast control cycles(up to 5 milliseconds),it can achieve precise and real-time control of complex processes and fast machine actions,meeting the needs of high dynamic and high-precision applications.
Compact and modular design:The module size is small and adopts a rail installation method,which facilitates efficient integration and expansion in the control cabinet.Modular design supports flexible system configuration and adapts to applications of different scales.
High reliability and redundancy support:There are no vulnerable mobile components such as fans and hard drives in the design,significantly improving the MTBF(mean time between failures)of the module.At the same time,it supports one-to-one hardware and network redundancy to ensure high availability and fault recovery capabilities of the system in critical applications,minimizing downtime to the greatest extent possible.
Rich connectivity:Equipped with multiple 100 Mbit/s Ethernet ports and supporting various modern industrial fieldbuses(such as PROFIBUS,PROFINET,Ethernet/IP,etc.),it can be easily integrated into existing network architectures and communicate with third-party devices.
Integrated automation platform:As part of the Valmet DNA system,it integrates process control,machine control,quality control,optimization,and status monitoring functions into a unified platform,simplifying system management and data analysis.
Adapt to harsh industrial environments:Designed specifically for industrial environments,compliant with G3 environmental standards,and optional coatings to enhance corrosion resistance,ensuring stable operation under harsh conditions such as high temperature,humidity,and dust.
Removable SD Card:Equipped with a removable SD card,it stores all software and parameters,making it easy for the controller to quickly replace in case of a malfunction,achieving”plug and play”and significantly reducing maintenance time and recovery processes.
Lifecycle assurance:Valmet DNA system adheres to the concept of”lifecycle”and promises to provide a smooth upgrade path to ensure that controllers and automation systems can easily transition to new technological generations.
METSO D202275
Usage and Application Fields
The Valmet D202275(METSO ACN MR)DCS controller is the core control unit in the Valmet DNA system,widely used in various industrial fields that require high reliability,high precision,and integrated control
Pulp and paper industry:used in pulp mills,paper machines,cardboard machines,and household paper machines to control all complex processes such as pulp making,papermaking,coating,drying,and coiling,ensuring product quality and production efficiency.
Energy production:used in thermal power plants,biomass power plants,nuclear power plants,hydropower plants,and cogeneration facilities to control key processes such as boilers,turbines,combustion management systems,fuel processing,and power distribution.
Mineral processing and aggregates:used in mines,beneficiation plants,crushing and screening stations,etc.,to control the operation of equipment such as crushers,mills,flotation machines,pumps,and conveyors,achieving automation and process optimization.
Chemical and petrochemical industries:used in various chemical production facilities to control reaction vessels,distillation towers,heat exchangers,pumps,valves,etc.,ensuring precise control of process parameters and production safety.
Water and wastewater treatment:Used in large water and sewage treatment plants to control pump stations,valves,filtration,disinfection,and other processes,achieving automated management.
Marine industry:used in ship and ocean platform automation systems to control propulsion systems,power generation,cargo handling,and ship balance.
In summary,the D202275 module is a key component of the Valmet DNA system for achieving comprehensive and integrated automation control from the factory level to on-site equipment.
Series and related products
The Valmet D202275(METSO ACN MR)DCS controller is a member of the Valmet DNA distributed control system hardware family.Valmet DNA is a comprehensive automation and information platform designed to integrate process control,machine control,quality control,and condition monitoring into a unified system.
Valmet DNA products and system components closely related to D202275 include:
Valmet DNA ACN series controller:D202275 belongs to the ACN MR series,which may also include other models such as ACN MRN,ACN CS,etc.They have different performance,interfaces,or installation methods to meet various application requirements.
Valmet DNA I/O modules:various analog input/output modules,digital input/output modules,used to connect with field sensors and actuators.These I/O modules are typically specific to the Valmet DNA system.
Valmet DNA Operator Workstation:An industrial PC or server that runs the Valmet DNA Operate human-machine interface software,used by operators to monitor,control,and manage the entire process.
Valmet DNA Engineering Workstation:runs Valmet DNA Engineering software for system configuration,controller programming,parameter settings,and diagnostics.
Valmet DNA Historian:a historical database component used for collecting,storing,and analyzing process data.
Valmet DNA fieldbus interface:an interface module used to connect third-party fieldbus devices such as PROFIBUS,PROFINET,Ethernet/IP.
System power module:Provides stable and reliable 24 VDC power supply for Valmet DNA controllers and I/O modules.
System network components:Industrial Ethernet switches,fiber converters,etc.used to build Valmet DNA distributed network architecture.
METSO D202275
Installation and maintenance
Installation steps:
Safety preparation:Before installing the D202275(METSO ACN MR)module,it is necessary to disconnect the power supply of all related equipment,strictly comply with electrical safety regulations and electrostatic discharge(ESD)protection measures,and wear an anti-static wrist strap.
Rail installation:Insert the module into a standard DIN rail.Ensure the module is stable and avoid looseness.
Power connection:Connect the 24 VDC power cord to the power input of the module according to the wiring diagram in the Valmet DNA system manual.Ensure correct polarity and secure connection.
Ethernet connection:Connect Ethernet cables to the 5 network ports on the module.These ports are used for communication with Valmet DNA networks,other controllers,or upper level systems.Ensure a secure connection and perform redundant wiring according to the system design.
I/O module connection(if applicable):If the system contains independent I/O modules,please connect D202275 to communicate with the I/O modules according to the Valmet DNA system architecture diagram.
Software configuration and debugging:After restoring power,configure the D202275 module using Valmet DNA Engineering software,including loading control applications,setting communication parameters,I/O mapping,and diagnostic parameters.
System testing:Before actual operation,it is necessary to conduct comprehensive system function testing and loop testing to verify the working status,data communication,and control logic of the controller are correct.
Maintenance suggestion:
Regular inspection:Regularly check the physical condition of the module,including whether the housing is damaged and whether the LED indicator light status is normal.
Environmental control:Ensure that the temperature,humidity,and ventilation conditions of the module’s working environment meet the requirements.Regularly clean the dust inside the control cabinet to ensure good heat dissipation.
System diagnosis:Use Valmet DNA Engineering software or operator station to regularly monitor the operating status,CPU load,memory usage,communication status,and error logs of the D202275 module.Promptly handle any alarm or warning messages.
Firmware and Program Backup:Regularly backup the firmware version and application programs of the module,including the contents on the SD card,for quick deployment in case of module recovery or replacement.
Spare parts management:Although D202275 is designed for high reliability,it is recommended to reserve necessary backup modules for critical systems to cope with possible failures and reduce downtime.
Professional maintenance and upgrades:For complex troubleshooting,firmware upgrades,or system optimizations,it is recommended to seek Valmet certified service engineers for maintenance and support.Valmet provides long-term lifecycle services to ensure that the system can be continuously upgraded and maintained.
Product Guarantee
We provide a solid product guarantee for the Valmet(formerly Metso)D202275(METSO ACN MR)DCS controller to ensure that our customers’investments are fully protected.
