Description
FOXBORO RH101AA is a high-performance Compact 200 series 16 slot horizontal baseplate.As a Foxboro Evo under Schneider Electric™Process automation system(compatible with existing I/A Series)®The core I/O subsystem component of the system,RH101AA,is designed specifically for installing and connecting up to sixteen Compact 200 series fieldbus modules(FBMs)and their related field signal terminals.
This base board plays a crucial role in distributed control systems(DCS),providing Compact FBMs with a robust and reliable communication backplane and installation foundation.It supports horizontal DIN rail installation and has a compact shape,which can effectively save control cabinet space and reduce installation costs.RH101AA features a high reliability and high availability design,with built-in redundant power connections and redundant 2 Mbps module fieldbus connections,ensuring continuous and stable process control and monitoring even in harsh industrial environments.By using RH101AA,users can flexibly deploy input/output modules in strategic areas of the factory,significantly reducing on-site wiring,lowering total cost of ownership,and improving the efficiency and response speed of the entire automation system.

FOXBORO RH101AA
technical specifications
Product model:RH101AA
Manufacturer:FOXBORO(under Schneider Electric)
Product type:Compact 200 series 16 slot horizontal base plate
Compatible modules:Compact 200 series fieldbus modules(FBMs)
Slot number:16 Compact 200 series FBM positions
Installation method:Horizontal DIN rail installation or rack installation
Communication interface:redundantly connected to a 2 Mbps module fieldbus(HDLC protocol)
Power supply:Main/backup 24 VDC power input
Input voltage range:24 V dc+5%,-10%(redundant)
Power consumption:depends on the installed FBM module
Environmental Protection:Industrial grade design,suitable for harsh environments
Working temperature:Typical value up to 60°C(140°F)(depending on FBM module)
Compatible system:Foxboro Evo™Process Automation System,Existing I/A Series®system
Features:Supports simple/redundant FBMs,integrated DIP switch for base board recognition(Letterbug),supports hot swappable FBMs
Certification:Compliant with applicable EU directives(CE marking),European EMC Directive 2014/30/EU(EN61326:2013 Class A Emissions and Industrial Immunity)
Main features and advantages
The FOXBORO RH101AA base board,as the core of the Compact 200 series I/O subsystem,has multiple key features and significant advantages:
High density I/O integration and space optimization:RH101AA provides 16 Compact 200 series FBM slots,supporting a large number of I/O points in a compact horizontal installation space.This high-density design significantly reduces the footprint and weight of the control cabinet,thereby reducing equipment costs and installation complexity,especially suitable for factory environments with limited space.
Excellent system reliability and availability:The base board has built-in redundant power connections and redundant 2 Mbps module fieldbus connections.This inherent redundancy design,combined with the high availability characteristics of Compact FBMs,significantly improves the reliability of the entire I/O subsystem,ensuring that process control can continue even in the event of a single point of failure,minimizing unplanned downtime to the greatest extent possible.
Flexible distributed deployment capability:RH101AA allows I/O modules to be deployed in strategic areas of the factory,close to on-site devices.This helps to significantly reduce the length of on-site wiring and the installation costs of related cable trays and conduits,while improving the real-time and anti-interference capabilities of signal transmission.
Seamless compatibility and scalability:RH101AA is fully compatible with existing Foxboro I/A Series®System and the latest Foxboro Evo™The system protects customers’existing investments.At the same time,it supports easy addition of additional base boards through module fieldbus chains without interrupting system operation,providing excellent system expansion flexibility.
Easy to install and maintain:The base plate is installed with horizontal DIN rails,and the FBM module can be hot swappable without removing on-site wiring or interrupting power and communication.This design greatly simplifies installation,debugging,and daily maintenance tasks,reducing operating costs.
Adapting to harsh industrial environments:As part of the Foxboro 200 series I/O,the RH101AA and its FBM module are designed to be robust and capable of withstanding harsh industrial environments such as high temperatures,humidity,and Class G3(ISA S71.04)pollution,ensuring long-term stable operation under harsh conditions.
application area
FOXBORO RH101AA Base Plate as Foxboro Evo™The core of the Compact 200 series I/O subsystem in process automation systems is widely used in various industrial fields that require high precision,reliability,and distributed capabilities for process control
Oil and gas:Used in refineries,petrochemical plants,offshore drilling platforms,natural gas processing,and pipeline transportation to control and monitor complex process units such as distillation towers,reactors,compressor stations,and valve groups,achieving efficient and safe production operations.
Electricity production:used in thermal power,nuclear power,hydropower,and new energy power plants to control boilers,turbines,generator sets,as well as fuel and water treatment systems,ensuring the stability and efficiency of electricity production.
Chemical and specialty chemicals:Manage complex batch processing and continuous production processes,control temperature,pressure,flow rate,and composition in reactors,mixers,and separation equipment to ensure product quality and process safety.
Life Sciences and Pharmaceuticals:Used in pharmaceutical production lines to precisely control batch mixing,fermentation,purification,and packaging processes,ensuring compliance with strict GMP(Good Manufacturing Practice)and regulatory requirements.
Metals,Mining,and Minerals:Used in steel mills,non-ferrous metal smelters,mines,and mineral processing plants to control and monitor key processes such as sintering,smelting,rolling,and material transportation.
Water and wastewater treatment:Automated management of pump stations,valves,filtration,and disinfection processes in water and sewage treatment plants to ensure water quality meets standards and operational efficiency.
Food and Beverage:Used in food processing,beverage production,and packaging factories to control processes such as mixing,pasteurization,filling,and cleaning,ensuring product quality and food safety.
By deploying RH101AA in strategic locations close to on-site equipment,these industries can significantly reduce wiring costs,improve system response speed,and enhance the reliability of the entire process control system.

FOXBORO RH101AA
Related products
The products related to FOXBORO RH101AA 16 slot horizontal base plate mainly include Foxboro Evo™Other core components of the Process Automation System,various Compact 200 series fieldbus modules(FBMs),power supply modules,and related software and accessories.
Compact 200 Series FBMs:This is the core module installed on RH101AA,including various analog inputs(AI),analog outputs(AO),digital inputs(DI),digital outputs(DO),and special function FBMs(such as thermocouple,RTD input FBMs,etc.),such as:
FBM201:Analog input FBM
FBM202:Digital input FBM
FBM203:Analog output FBM
FBM204:Digital output FBM
FBM230/231:Universal I/O FBMs
Fieldbus Communication Modules(FCMs),such as FCM2F,are used to establish 2 Mbps module fieldbus communication between the Control Processor(FCP)and the Compact 200 series base plate chain.
Foxboro Evo™Control Processes(FCPs):such as FCP280,FCP270,or ZCP270,these controllers are responsible for executing control strategies and communicating with FBMs installed on RH101AA through FCMs.
Foxboro Evo™System Software:The software platform for the entire process automation system,including configuration tools,HMI(Human Machine Interface),historical data management,and alarm management functions,used to configure RH101AA and its FBMs.
Compact 200 Series I/O Termination Assemblies(TAs):Field terminal blocks used in conjunction with FBMs,connected to the FBMs on the base board via dedicated cables.
Power Supplies:Provide 24 VDC power to RH101AA and its FBMs,such as FPS480-24,FPS400-24,FPS240-24,or FP0.12-24.
Module Fieldbus Cables:Shielded twisted pair cables used to connect 2 Mbps HDLC redundant serial buses between base boards.
Fieldbus Baseplate Terminators/Splicers:such as RH916RB,used to terminate or split module fieldbus chains.
Enclosures:Various types of cabinets that provide different levels of environmental protection for installing RH101AA and other 200 series equipment.
Installation and maintenance
Preparation before installation:
Refer to the document:Before installing the FOXBORO RH101AA base plate,it is necessary to carefully consult the relevant product specification sheet(PSS,such as PSS 31H-2C200)and installation manual provided by Schneider Electric(Foxboro).Understand its physical dimensions,installation requirements,electrical connection diagrams,and environmental limitations.
Safety measures:Ensure that all relevant equipment power is disconnected and comply with all factory and industry safety regulations,including lockout/tagout(LOTO)procedures,to prevent accidental electric shock or equipment start-up.
Environmental inspection:Confirm that the installation location meets the environmental requirements of RH101AA,including temperature,humidity,vibration,and EMC standards.Ensure that the installation location has sufficient space for wiring,heat dissipation,and future maintenance.
ESD protection:Strictly follow electrostatic discharge(ESD)protection measures when handling any electronic module,wear anti-static wristbands and gloves to prevent static electricity from damaging sensitive components.
Tools and accessories:Prepare necessary installation tools,DIN rails,screws,and compatible cables for power and fieldbus connections.
Wiring planning:Plan the routing of power lines,module fieldbus cables,and on-site signal cables connected to the I/O terminal board in advance to ensure compliance with cable management standards.
Maintenance suggestion:
Regular inspection:Regularly inspect the physical condition of the RH101AA base plate and the FBMs installed on it.Check for dust accumulation,loose connections,corrosion,or any signs of physical damage.
Cleaning:Keep the base board and control cabinet clean,remove dust and debris,ensure good heat dissipation,and prevent electrical failures.
Connection confirmation:Regularly check all power connections and fieldbus cable connections to ensure they are secure and reliable.
Temperature monitoring:Ensure that the internal temperature of the control cabinet remains within the operating temperature range specified by RH101AA to prevent equipment damage caused by overheating.
LED indicator light inspection:Observe the LED indicator lights on the base board and FBM module,which usually provide diagnostic information on power status,communication status,and module status.
System diagnosis:using Foxboro Evo™Diagnostic tools and software for the system,regularly checking the operational status of the I/O subsystem,identifying potential communication issues or module failures.
Spare parts management:Maintain critical spare parts inventory,such as spare RH101AA base plates or commonly used FBM modules,to address potential module failures and reduce downtime.
Professional maintenance:Any complex troubleshooting or replacement operations involving RH101AA should be carried out by professional technicians trained by Schneider Electric(Foxboro).

FOXBORO RH101AA
Product Guarantee
We provide a solid product guarantee for the excellent quality and industry-leading reliability of the FOXBORO RH101AA 16 slot horizontal base plate.



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