Tag: METSO

the METSO A413345 is a specialized module belonging to the Valmet / Metso DNA (formerly Damatic) automation family.

This specific part is generally identified as a Power Supply and Distribution Module or a Power Filter Unit used to provide stable, filtered energy to the processing boards within the system rack.

1.  Product Description

The METSO A413345 is a high-reliability power management card.  In a Distributed Control System (DCS), sensitive processor boards (like the A413665) require clean, surge-protected power to prevent data corruption or hardware failure.

The A413345 filters the incoming cabinet power (typically 24V DC) and distributes it across the backplane to various I/O and control modules.

Manufacturer: Valmet / Metso Automation

Component Type: Power Supply / Filter / Distribution Board

System Compatibility: Metso DNA / Damatic XDi

Installation: Slot-mounted in a standard Metso system sub-rack.

2.  Technical Data Sheet (Specifications)

Parameter	Specification
Model Number	A413345
Function	Power Distribution & Filtering
Input Voltage	24V DC (Standard Industrial Range)
Output Voltage	Regulated 24V DC / 5V DC (Internal Bus)
Protective Features	Over-voltage, Over-current, and Short-circuit protection
Indicators	Front-panel LEDs for Power OK and Status
Weight	Approx. 1.2 kg
Cooling	Passive convection cooling
MTBF	High (designed for 10+ years of continuous operation)

3.  Related Models

The A413345 is essential for the operation of its “neighbor” cards in the rack:

A413665 / A413654: Processor modules that receive power from this unit.

A413110 (TIU6): Interface unit used for field wiring.

D100532: Bus connection module.

A413340 / A413342: Similar power modules with different current ratings or redundancy features.

4.  Application Cases

Refining & Chemicals: Ensuring the DCS remains powered during minor voltage fluctuations to prevent hazardous unplanned shutdowns.

Pulp & Paper: Providing stable power to the logic controllers governing massive paper machines where electrical noise from large motors is prevalent.

Power Plants: Used in turbine control systems where power reliability is a regulatory requirement.

Mining: Protecting control electronics from the “dirty” power often found in remote sites using generator sets or long-distance power lines.

5.  Product Features and Advantages

Electrical Noise Suppression: Features advanced filtering circuitry to remove electromagnetic interference (EMI) that can disrupt digital signals.

Hot-Swap Support: In many rack configurations, the power system is designed to allow module replacement without interrupting the process (Redundancy).

Industrial Grade: Built to withstand high-ambient temperatures in sealed control cabinets.

Diagnostic Feedback: The integrated LEDs provide instant visual confirmation of power health, reducing troubleshooting time.

Galvanic Isolation: Helps isolate the sensitive control logic from external electrical faults.

A413345

6.  Other Models in the Same Series

The Metso A413xxx series is divided by functional blocks:

A4131xx: Terminal and Field Interface (e.g., A413110).

A4132xx: Signal Processing and Channel Boards (e.g., A413222).

A4133xx: Power Management and Distribution (e.g., A413300. A413345).

A4136xx: Central Processing and Active Control (e.g., A413665).

The METSO A413222 is a specialized electronic module within the Valmet / Metso DNA (Distributed Control System) hardware family.

It is primarily identified as an I/O Interface Card or Channel Board, often used for specific signal processing tasks between field devices and the system controllers.

1. Product Description

The METSO A413222 is a modular circuit board designed for industrial automation.

Its primary role is to act as an interface for field signals (such as sensors or actuators), converting and conditioning these signals for use by the central processing units (like the A413654 or A413665).

It is built for high-density environments where space and reliability are critical.

Manufacturer: Valmet / Metso Automation

System Family: Metso DNA / Damatic XDi

Function: I/O Processing / Interface Module

Design: European format PCB (Standard Rack Mount)

2. Technical Data Sheet (Specifications)

Parameter	Specification
Model Number	A413222
Part Type	I/O Interface / Channel Board
Operating Voltage	24V DC (System standard)
Input/Output Type	Multi-channel (Variable based on configuration)
Mounting Type	Rack-based / Sub-rack Slot
Operating Temp	0°C to +55°C
Weight	Approx. 0.8 kg
Status Indicators	Front-panel LEDs for Channel Status and Faults
Isolation	High galvanic isolation between field and system logic

Status Indicators    Front-panel LEDs for Channel Status and Faults

Isolation    High galvanic isolation between field and system logic

3. Related Models

The A413222 is part of a broader ecosystem and is typically used alongside:

A413110 (TIU6): Terminal Interface Unit for wiring connections.

A413665 (ACU): The Active Control Unit that processes the logic for this board.

D100532: The Bus Connection Module that facilitates data transfer to the backplane.

A413220 / A413221: Variants of the interface card with different channel densities or signal types.

4. Application Cases

Chemical Processing: Monitoring flow meters and pressure transmitters in volatile environments where electrical isolation is required.

Mining & Metal: Handling the digital and analog feedback from heavy-duty motors and conveyor systems in Lokotrack® or stationary plants.

Power Plants: Managing the I/O for auxiliary systems such as cooling water or lubrication loops.

Pulp & Paper: Integration into Valmet DNA systems for paper machine drying and pressing sections.

5. Product Features and Advantages

High Signal Accuracy: Precision components ensure that the conversion between analog field signals and digital system data is highly accurate.

Rugged Construction: Designed to operate in high-temperature and high-vibration industrial cabinets.

Advanced Self-Diagnostics: The board can detect internal faults or line breaks, reporting them immediately to the operator to reduce MTTR (Mean Time To Repair).

Galvanic Protection: Protects the expensive central processor from electrical spikes or grounding issues originating in the field.

Density: Multi-channel design allows for more I/O points in a smaller cabinet footprint.

6. Other Models in the Same Series

The Metso A413xxx series covers a wide range of control and I/O functions:

A4131xx Series: Mainly focuses on Terminal Interface Units (TIU).

A4132xx Series: Focuses on I/O Channel Boards and Signal Converters.

A4136xx Series: High-level Processing units (NCU, ACU).

A4137xx Series: Specialized communication and network gateway modules.

METSO D100532 is a high-precision weighing and force measurement controller from METSO’s D10 series

engineered for accurate data acquisition and process control in industrial weighing,

force testing, and quality monitoring scenarios.

METSO D100532 integrates ultra-high resolution signal processing, multi-mode calibration options,

and versatile communication interfaces,

enabling seamless integration with sensors and PLC/DCS systems across manufacturing, logistics, and material processing sectors.

The METSO D100532 is a specialized electronic module within the Valmet / Metso DNA (Distributed Control System) ecosystem.

It is primarily identified as an I/O Bus Connection Module or Bus Interface Card, specifically designed to facilitate communication between the controller and the field-level input/output cards.

1.  Product Description

The METSO D100532 serves as a vital bridge in the hardware architecture of a Metso DNA system.

It is responsible for routing data signals across the backplane, ensuring that the central processor can accurately communicate with multiple I/O modules.

It functions as a “gateway” for data traffic, maintaining the synchronization and electrical stability of the internal bus system.

Manufacturer: Metso Automation (Valmet)

System Family: Metso DNA / Damatic XDi

Function: Bus Connection / Bus Extension / Signal Interface

2.  Technical Data Sheet (Specifications)

Parameter	Specification
Model Number	D100532
Product Type	Bus Interface / Connection Module
Nominal Voltage	24V DC (via system backplane)
Power Consumption	Typical < 5W
Communication Protocol	Proprietary Metso I/O Bus
Installation	Rack-mounted (Plug-in design)
Diagnostics	LED indicators (System OK, Bus Active)
Operating Temperature	0°C to +55°C
Humidity	5% to 95% (Non-condensing)

3.  Related Models

The D100532 is frequently used alongside other Metso DNA infrastructure components:

D100314: Bus Buffer Module (often used to extend the distance of the bus).

A413654 / A413665: Central processors that manage the data gathered by the D100532.

D100531: A similar interface variant with different channel or termination characteristics.

IOP / AIM Series: The actual input/output boards that plug into the bus managed by the D100532.

4.  Application Cases

Process Automation Expansion: Used when adding new I/O racks to an existing Metso DNA system in a refinery or chemical plant.

Redundant Control Systems: Implemented in dual-bus configurations to ensure that if one bus interface fails, the process continues without interruption.

Mining Operations: Found in the control cabinets of large-scale crushers and conveyors where high-reliability data transmission is required over a wide area.

Pulp & Paper Mills: Coordinating the high-speed data flow required for paper machine quality control loops.

D100532

5.  Product Features and Advantages

Optimized Data Flow: Ensures low-latency communication between the field sensors and the central control unit.

Ruggedized Design: Built with industrial-grade components to survive high-vibration and electrically “noisy” environments (EMC protected).

Ease of Maintenance: The modular “hot-swappable” design allows for replacement in many configurations without taking the entire control system offline.

Clear Diagnostics: Front-panel LEDs allow for rapid “Go/No-Go” testing by maintenance personnel without needing a laptop.

System Longevity: Acts as a reliable replacement part for aging Damatic/Metso DNA systems, extending the ROI of the existing infrastructure.

6.  Other Models in the Same Series

The Metso D100xxx series focuses on the backbone of the DCS system:

D1003xx Series: Focuses on bus buffering and signal amplification.

D1005xx Series: Specifically handles bus connection, termination, and routing (including D100532 and D100535).

D1004xx Series: Usually associated with power distribution and system grounding within the rack.

Typical application template structure

Typical calculated characters vs faults

© Valmet   |

Monitoredphenomena Character

ISO/DIN machinevibration severity (load,

stress)

Vibrationvelocity rms, from frequency range 10

Hz –1 kHz

Faultscreating high frequency vibration or

impacts , like;-Rolling element bearing fault-Lack of lubrication-Cavitation

Coupling fault

Rolling element bearing fault impulses

Vibrationacceleration rms frequency range  1

kHz -10 kHz

Envelope signal peak and FFT rms

Acceleration peak value

Vibration velocity rms

Frequency range  5-20xrpm  (rotation

frequency)

Unbalance and alignment Vibration velocity rms

1xrpm + 2xrpm

Gearbox faults Vibration velocity  in gear mesh frequency

Detailed diagnostic Signal, FFT, envelope signal and FFT, STA

analysis

Valmet DNA Operate, to see total view

Mix trends (vibrations, process parameters)

Condition monitoring results and process

data can be viewed  and analysed in same

trends using DNA history tools

This will enable maintenance engineer to

simultaneous viewing of vibrations and

related process values in the same trends

This can be very valuable to optimize

machine operation, think about cases like;

Fan vibration versus motor power or air

flow

BFP vibration versus steam / casing heat

up curve (changes in case shape)

Pump vibrations versus pump pressure /

water flow etc

Vector storing principle

To have good history without excess load into database =data

management in SQL database

Vectors (signal, spectra and equal) are stored in 3 levels– Short history– Medium history (vectors removed from short history based on delta-time between

them)– Long history (again removing based on delta-time)– Does not effect to vectors stored by ”alarm” or ”user” or  from TG run-up/coasts-down

stage (these have their own history piles

Adaptive alarm limit handling application (”IAH)

What it means

”Standard” alarm limit handling has been to use fixed warning (H or L) and

alarm (HH or LL) limits for vibration values

Adaptive handling brings the possibility to adapt alarm limits into changes in

operating conditions, typically;– Machine speed  (m/min) / rotating frequency (Hz)– Machine load

A separate application to tune the limits after system /machine / productions

star

METSO A413310  PLC control module

The METSO A413310 is a high-performance Programmable Logic Controller (PLC) module designed for industrial automation applications.

It provides reliable control and monitoring solutions for various industries including manufacturing, oil and gas, and water treatment. Brand:METSO

Model:A413310

Type:PLC Module

Operating Voltage:220 V

Input Voltage Range:10-30 VDC

Max Input Current:400 mA

Number of Ports:16

Output Frequency:30 kHz

Weight:0.58 kg

The METSO A413310 is an advanced PLC control module specifically engineered for industrial environments.

Its robust design ensures durability and reliability even under harsh conditions.

A413310

With its versatile input/output capabilities, it can seamlessly integrate into existing systems or serve as a standalone controller.

The module supports a wide range of communication protocols, making it suitable for diverse applications.

Built with high-quality components, the A413310 offers exceptional performance and long-lasting service life.

Easy installation and maintenance are facilitated through user-friendly interfaces and comprehensive documentation.

Designed for efficiency, this module minimizes downtime and maximizes productivity, ensuring optimal performance in any industrial setting.

METSO A413659

High Precision and Reliability

The METSO A413659 features high precision and accuracy in its measurements, providing reliable and consistent results. It supports a wide range of parameters, including temperature, pressure, and flow, ensuring precise control and monitoring.

Robust Design

This module is designed for harsh industrial environments, with an operating temperature range of -20°C to +60°C and an IP65 protection rating. It features a compact and modular design, making it easy to install and maintain.

MPS-4007

ZB9411015

D100308

02VA0175

02VA0193

02VA0190

02VA0153

020A0082

02VA0093

Versatile Communication Capabilities

The METSO A413659 supports multiple communication protocols, including Modbus RTU/TCP and Profibus DP, facilitating seamless integration with existing industrial systems.

User-Friendly and Flexible

The module includes a user-friendly interface and clear documentation, making installation and maintenance straightforward. It also features comprehensive diagnostic capabilities for efficient troubleshooting.

Product Introduction

The METSO A413659 is a high-performance industrial control module designed for precise regulation and control applications in various industrial environments. It offers reliable performance and efficient operation, making it ideal for manufacturing, process automation, and other demanding industrial applications.

Core Advantages and Technical Highlights

High Precision and Reliability

The METSO A413659 features high precision and accuracy in its measurements, providing reliable and consistent results. It supports a wide range of parameters, including temperature, pressure, and flow, ensuring precise control and monitoring.

Robust Design

This module is designed for harsh industrial environments, with an operating temperature range of -20°C to +60°C and an IP65 protection rating. It features a compact and modular design, making it easy to install and maintain.

Versatile Communication Capabilities

The METSO A413659 supports multiple communication protocols, including Modbus RTU/TCP and Profibus DP, facilitating seamless integration with existing industrial systems.

User-Friendly and Flexible

The module includes a user-friendly interface and clear documentation, making installation and maintenance straightforward. It also features comprehensive diagnostic capabilities for efficient troubleshooting.

The METSO D100314 is an essential electronic component belonging to the Metso DNA (formerly Valmet DNA) automation system.

It is specifically identified as a Bus Buffer Module or Bus Interface Unit, used to ensure signal integrity and electrical isolation across the system’s communication backplane.

1. Product Description

The METSO D100314 is a specialized interface card designed to manage and amplify signals within a Distributed Control System (DCS).

In large-scale industrial setups, signals can degrade over long distances or through multiple rack connections;

the D100314 acts as a buffer to maintain high-speed data communication between the Central Processing Units (like the A413 series) and various I/O modules.

Type: Bus Buffer / Bus Interface Module

System Architecture: Valmet/Metso DNA

Function: Signal conditioning, bus expansion, and electrical isolation.

2. Technical Data Sheet (Specifications)

D100314

Parameter	Specification
Model Number	D100314
Part Type	Bus Buffer Board
Operating Voltage	24V DC (Internal system supply)
Power Consumption	Low-wattage industrial design
Isolation	Galvanic isolation between bus segments
Signal Speed	Optimized for Metso proprietary high-speed backplane
Mounting	Rack-mounted (Plug-in module)
Weight	Approx. 0.5 kg
Indicators	LED status for Power and Bus Activity

3. Related Models

The D100314 is a “support” module that works alongside primary controllers and interfaces:

A413110: Terminal Interface Unit.

A413654 / A413665: Network and Active Control Units (The “brains” that send data through the D100314).

D100315: Often a companion or alternative version with different channel configurations.

DCN / ACN nodes: Modern Metso DNA hardware that utilizes these bus buffers for rack expansion.

4. Application Cases

DCS Rack Expansion: Used when an automation system requires more I/O modules than a single rack can power/address, allowing the bus to extend to a second or third rack.

Signal Stabilization: Applied in environments with high electromagnetic interference (EMI) to “clean” the communication signal before it reaches the processor.

Large-Scale Mining Plants: Managing data flow in heavy-duty mineral processing lines where I/O stations are spread across large distances.

Paper Mills: Ensuring millisecond-accurate communication between sensors and controllers in high-speed paper machine sections.

5. Product Features and Advantages

Signal Integrity: Prevents data loss or “noise” from affecting the control logic, which is vital for safety-critical industrial processes.

Galvanic Isolation: Protects sensitive CPU boards from electrical surges or faults occurring on the I/O bus side.

Plug-and-Play Integration: Designed specifically for the Metso DNA backplane, requiring no complex software configuration to perform its buffering task.

Durability: Built to withstand the heat and vibration of industrial control cabinets.

Easy Diagnostics: Front-facing LEDs allow maintenance teams to verify at a glance if the bus segment is active and powered.

6. Other Models in the Same Series

The D100xxx series typically covers bus management and power distribution within the Metso ecosystem:

D100310 / D100311: Basic bus connection units.

D1004xx Series: Often refers to power distribution or specialized grounding modules.

D200xxx Series: Newer generation I/O and interface modules for the Valmet DNA platform.

The METSO A413665 is a critical electronic module within the Valmet / Metso DNA (formerly Metso Automation) system.

It is specifically categorized as an ACU (Active Control Unit) or a high-level Processor/Communication Board used to manage sophisticated industrial automation tasks.

1.  Product Description

The METSO A413665 serves as a core processing component in the Metso DNA distributed control system.

It is designed to execute complex control algorithms and manage high-speed data exchange between field devices and the operator interface.

Type: Active Control Unit (ACU) / Processor Module.

Manufacturer: Metso Automation (now Valmet).

Role: Acts as the primary logic controller or communication hub for a specific segment of the industrial process.

Form Factor: Industrial-grade PCB mounted within a ruggedized housing for rack installation.

2.  Technical Data Sheet (Specifications)

Parameter	Specification
Model Number	A413665
Product Type	ACU (Active Control Unit) / Processor
Weight	Approx. 1.8 kg (including housing)
Operating Voltage	24V DC (System Integrated)
Connectivity	Ethernet (TCP/IP), High-speed Serial, and System Bus
Processor Type	High-performance embedded industrial processor
Indicators	Multicolor LED Status (Run, Fail, Power, Communication)
Cooling	Passive convection / Cabinet airflow
Standards	CE, UL certified (standard for industrial automation)

3.  Related Models

The A413665 is often found in systems alongside these common components:

A413654 (NCU2): Often works in tandem with Network Control Units for wider system connectivity.

A413110 (TIU6): Used for terminal interface and I/O routing.

Neles ND9000: Intelligent valve controllers that communicate with the A413665.

Metso I/O Modules: Analog (AI/AO) and Digital (DI/DO) cards that report directly to this control unit.

A413665

4.  Application Cases

Mining & Metal Refining: Used in the control loops of large-scale grinding mills and flotation cells where precise timing is essential.

Pulp & Paper Processing: Managing the high-speed “Wet End” control and “Dry End” quality monitoring in Valmet paper machines.

Chemical & Petrochemical: Controlling safety-critical sequences and maintaining pressure/temperature stability in reactor vessels.

Power Plant Automation: Managing burner control systems and steam turbine monitoring in combined-cycle power plants.

5.  Product Features and Advantages

High Processing Speed: Capable of handling hundreds of PID loops and logic sequences simultaneously with minimal latency.

Industrial Hardening: Specifically designed to resist electromagnetic interference (EMI) and vibration commonly found in heavy industrial plants.

Hot-Swap Capability: In redundant configurations, these modules can often be replaced without shutting down the entire control process.

Advanced Diagnostics: Provides deep-level system logs that can be accessed remotely for predictive maintenance.

Scalability: Allows for the expansion of the Metso DNA system by simply adding more units to the network.

6.  Other Models in the Same Series

The Metso/Valmet A413xxx series includes several specialized boards:

A413660 / A413662: Alternative processor or memory variants within the ACU family.

A413000 Series: Various power supply and bus-coupling modules.

DCN / ACN Series: Active Control Nodes that represent the modern evolution of the A413 series architecture.

METSO   A413325   Rack module

Turbine vibration analysis

Principles ( on top of protection solution)

Further scalar values are calculated from signals– for improved indication of developing faults, to have longer warning time and planning tome for

actionse)– like; 1x+phase, 2x+phase, 0.5x, Smax

Also vector type datas ( signals, spectrums, orbit plots) are provided– for vibration specialist to make a detailed analysi of situation and severity of possible fault

Techically this means– a process controller with vibration calculation functions in the end of the I/O group– history database into which measurements are collected (process historian)

trends, spectrum, etc histories

A413325

steady state data and run-up/coast data can be shown separately, so run-ups where you run

through turbine critical speeds can be verified and compared to earlier run-ups as events– additional tools into DNA Operate for follow-up  and reaction into alarms (operators) and also

vibration analysis tools– vibration versus process status is easy to compare since histories are in same database

Valmet DNA Machine Monitoring

System technology for auxiliary machines (BOP), non-protective

• Data processing in process controller- ACN CS, ACN RT, ACN MR

• ACN I/O modules, diagnostic only- Two 8-channel I/O units for fast dynamic

measurements (AIF8V and AIF8T)- Max. 128 channels per I/O group, 2 pcs MBI8- Several I/O groups can be connected to one

ACN- ACN I/O are M120 series- Rules of thumb (PCS sizing, RAM based)- one full I/O group with MR G2- but max 11 cards if MR in the I/O group- Two full I/O groups per ACN CS- Three full I/O groups per ACN RT G4

Valmet DNA Machine Monitoring

System technology for auxiliary machines (BOP), protective (API 670 type)

• ACN I/O modules, with protection calculation-AIF4V, AIF4E cards ( like for turbines)-Max. 16 cards / group ( 64 channels ) with

2xMBI8-Several I/O groups can be connected to one

ACN-ACN I/O are M120 series

•Diagnostic data processing in process controller-ACN CS, ACN RT, ACN MR-For diagnostics, rules of thumb (PCS sizing, RAM

based)-Two full I/O groups per ACN CS-one full I/O group with MR G2-but max 11 cards if MR in the I/O group-Three full I/O groups per ACN RT G

Possible signals:

•Vibration (IEPE)

•Shaft movement(eddy probe)

•Trigger (RTS-xxx)

•General analog (mA or V)

Connection into DNA MM:

•Star Ethernet (I/O bus)

•Chained I/O bus

•POE (I/O bus), single line

•Wireless Ethernet (I/O bus

The METSO A413654 is a specialized industrial control component, specifically identified as an NCU2 (Network Control Unit) or Central Control Module.

It is used within the Valmet/Metso DNA automation systems, which are common in heavy industries like mining, pulp & paper, and power generation.

1. Product Description

The METSO A413654 (NCU2) is a high-performance central control module designed to manage data communication and logic execution within a Distributed Control System (DCS).

It acts as a “brain” or a critical communication bridge between various I/O modules and the higher-level monitoring system.

Manufacturer: Valmet / Metso Automation (often branded as Neles/Valmet)

Part Type: Central Control Module / NCU2 Processor Board

Function: Handles system-level communication, diagnostic processing, and interface management for industrial automation networks.

2. Technical Data Sheet (Specifications)

Parameter	Specification
Model Number	A413654
Designation	NCU2 (Network Control Unit 2)
Input Voltage	System bus-powered (typically 24V DC environment)
Weight	Approx. 1.7 kg
Indicator Lights	Front-panel LEDs for Power, Run, Fault, and Link status
Communication	High-speed Ethernet and proprietary Metso fieldbus support
Environment	Operating temp 0°C to +50°C; non-condensing humidity
Country of Origin	Finland

3. Related Models

The A413654 is part of a modular family. It is frequently seen alongside:

A413110 (TIU6): Terminal Interface Unit often paired with this control module.

A41365x Series: Various iterations of processor and communication boards.

IOP345: Digital Input Modules that feed data into the NCU2.

Valmet DNA AC800M: Larger scale controllers that may integrate with these legacy boards.

A413654

4. Application Cases

Mining & Aggregates: Monitoring and controlling Metso Lokotrack® mobile crushing plants and Nordberg® NP Series impactors.

Pulp & Paper: Managing process logic in Valmet-controlled paper mills, where high-speed synchronization is required for the web press.

Oil & Gas: Integrating safety systems and process automation for Neles valve assemblies in offshore or refinery settings.

Power Generation: Used in DCS systems for coal-fired or renewable power plants to monitor turbine and generator parameters.

5. Product Features and Advantages

Real-time Diagnostics: Provides immediate feedback via onboard LEDs, allowing technicians to identify network or power faults instantly.

High Reliability: Designed for “always-on” industrial environments where system downtime can cost thousands of dollars per hour.

Network Stability: The NCU2 architecture is optimized for stable data throughput even in high-interference (EMI) industrial zones.

Backward Compatibility: Often used as a drop-in replacement or upgrade for older NCU units, extending the life of existing Metso DNA systems.

6. Other Models in the Same Series

A413651 / A413652: Earlier versions or specific variants of the NCU processor series.

A413100: Basic interface cards.

Valmet I/O Series: Analog and digital modules that share the same backplane and control logic architecture.