System core positioning and compatibility
Product ownership: Foxboro Evo ™ Compact 200 Series I/O subsystem for process automation systems, launched by Schneider Electric
Core function: Provides analog measurement, digital sensing, analog/discrete control capabilities, supporting continuous, batch, and discrete control solutions
Compatibility: Fully compatible with existing I/A Series ® The system's 200 Series I/O devices and traditional 100 Series I/O devices support upgrading and replacing existing standard 200 Series subsystems
Core value: Distributed deployment reduces on-site wiring, trunking, and conduit installation costs, and adapts to the flexible deployment needs of industrial scenarios
Core Components and Classification
Component type, key product, core function, key parameters
Control processor FCP280 200/100 Series FBMs control interface, supporting 4 HDLC buses and up to 128 FBMs
FCP270 is compatible with dual baud rates (2Mbps/268Kbps) and requires FBI100 to adapt to 100 Series. It supports 32 200 Series FBMs without FEM100
ZCP270 is compatible with 100 Series racks and supports up to 128 FBMs per module through FCMs communication
Fieldbus Modules (FBMs) Analog Input Class FBM201 (0-20mA), FBM214b (HART) ® Input channel isolation/differential isolation, 8-32 channels
Analog output class FBM215 (HART) ® Output), FBM237 (redundant 0-20mA) and other fail safe configurations (hold/fallback), 4-8 channels
Discrete I/O class FBM217 (32 channel input), FBM219 (24DI+8DO) and other group isolation/channel isolation, 8-32 channels
Hybrid I/O classes such as FBM227 (analog+discrete) and FBM247 (current/voltage/pulse) support HART ®、 Multi signal type adaptation
Auxiliary component base plate 16 slot horizontal base plate (RH101AA) supports 16 FBMs, DIN rail/19 inch rack installation
Communication module FCM100E/Et (fiber to bus conversion), FCM2F (fiber extension) FCM2F supports up to 10km single-mode fiber
Isolator FBI200 extends bus distance to 305m, isolation filtering
Shell G/K series G13/G14 (system/terminal shell), K13/K14 IP43/54 protection, suitable for ordinary/harsh environments
Key technical characteristics and advantages
performance
The analog input adopts SigmaDelta fast integration ADC, with an update speed of up to 25ms, suitable for high-speed regulation and control
Built in configurable moving average filter effectively removes electromagnetic noise
System communication speed: 100Mbps Ethernet (control network), 2Mbps/268Kbps HDLC module bus
Reliability Design
Integrating logic functions into a single ASIC chip reduces the number, volume, heat dissipation, and cost of components
Single module availability 0.999974 (redundant power supply+2-hour MTTR), redundant module availability 0.9999964
Optional redundancy: power supply, control network FCMs、 Control processors, module bus cables, and some FBMs
Deployment flexibility
Compact size: 1 16 slot compact base plate+16 FBMs space<2 standard 200 Series base plates+16 standard FBMs
Installation method: Horizontal DIN rail installation or 19 inch rack installation, supporting distributed small cabinet deployment
Cable length: shielded twisted pair 0.12-60m, fiber optic extension up to 20km (2 pairs of FCM2F10)
environmental adaptability
Pollution protection: Class G3 (ISA S71.04), suitable for harsh industrial pollution environments
Working temperature: FBMs up to 60 ℃ (140 ° F)
Safety certifications: UL (US Canada), ATEX (Explosion proof), CE (Low Voltage/EMC/ATEX Directive), RoHS compliance
System configuration and upgrade requirements
configuration scheme
Pure compact chassis configuration: only using Compact 200 Series chassis
Mixed configuration: Compact mixed with standard 200 Series baseboard (supports compact in front/back)
Maximum scale: Up to 32 FBMs per single bottom chain, 4 bottom chains supported per FCP280
Upgrade requirements
Space requirement: The installation location should have sufficient horizontal DIN rails
Power Requirements: Supports FPS480-24/FPS400-24/FPS220-24/FPS120-24 power supplies
Cooling requirement: 1 fan tray is required for every 2 adjacent compact baseboards (1 for each baseboard when deployed separately)
Cable replacement: The terminal cable of the standard 200 Series FBMs needs to be replaced with a Compact series adapter cable

Electrical and safety regulations
Grounding requirements: comply with IEC 61000-5-1/5-2 standard (or regional equivalent standard)
Power configuration: 24V DC power supply, supports single/redundant power distribution, triggers icon color change, system alarm, and print notification in case of power failure
Isolation level: FBMs support channel isolation, differential isolation, and group isolation, with some terminal components (TA) providing additional channel isolation
Wiring characteristics: FBMs are hot swappable and do not affect external field device wiring and internal cable connections
Key questions and answers
Question 1: What are the core advantages of the Compact 200 Series I/O subsystem? What scenarios are applicable?
Answer: The core advantages are concentrated in three points: ① High reliability and availability, achieved through ASIC integrated design with high availability of single module 0.999974 and redundant module 0.9999964, suitable for continuous operation requirements; ② Flexible deployment and compact design, with a volume only half of the standard 200 Series, supporting distributed DIN rail/rack installation, reducing wiring costs; ③ Strong environmental adaptability and compatibility, Class G3 pollution protection, 60 ℃ high temperature tolerance, and compatibility with existing 100/200 Series I/O devices, supporting seamless system upgrades. Applicable scenarios include: continuous/batch/discrete control tasks in industrial sites, harsh polluted environments (such as chemical and metallurgical industries), large factories that require remote distributed deployment, and existing I/A Series ® System upgrade project.
Question 2: What are the core components of this subsystem? What are the differences in the carrying capacity of FBMs with different control processors?
Answer: The core components include: ① Control processor (FCP280/FCP270/ZCP270); ② 20+FBMs (analog/digital/hybrid I/O types); ③ 16 slot horizontal bottom plate, FBI200 isolator, FCM communication module; ④ G/K series protective casing and terminal components (TA). The differences in the carrying capacity of FBMs among different processors are as follows:
FCP280: Supports up to 128 200 Series FBMs, or 128 (100+200 Series) hybrid FBMs (up to 64 for 100 Series);
FCP270: Up to 32 200 Series FBMs without FEM100, up to 128 with FEM100, and up to 64 with 100 Series;
ZCP270: Supports up to 128 FBMs (100/200 Series) through FCM100E, with a single FCM100Et pair supporting 32 FBMs.
Question 3: What are the components of the system's redundant configuration? What is the cable length limit during deployment?
Answer: ① Redundant configuration coverage: power supply, control network, FCMs (communication modules), control processors, module bus cables, and some FBMs (such as FBM216b/FBM218); Redundant design can avoid single point failures and ensure the continuous operation of critical process circuits. ② Cable length limit:
Shielded twisted pair cable (module bus/backplane interconnection): 0.12-60m (single segment), total length of the entire 2Mbps HDLC bus ≤ 60m (including FBI200 connection);
Fiber optic cables (FCM2F series): FCM2F2 (2km), FCM2F4 (4km), FCM2F10 (10km), 2 pairs of FCM2F10 can be extended up to 20km;
Terminal Assembly (TA) and Base Plate Connection Cable: 0.5-30m.
Question 2: What are the core components of this subsystem? What are the differences in the carrying capacity of FBMs with different control processors?
Answer: The core components include: ① Control processor (FCP280/FCP270/ZCP270); ② 20+FBMs (analog/digital/hybrid I/O types); ③ 16 slot horizontal bottom plate, FBI200 isolator, FCM communication module; ④ G/K series protective casing and terminal components (TA). The differences in the carrying capacity of FBMs among different processors are as follows:
FCP280: Supports up to 128 200 Series FBMs, or 128 (100+200 Series) hybrid FBMs (up to 64 for 100 Series);
FCP270: Up to 32 200 Series FBMs without FEM100, up to 128 with FEM100, and up to 64 with 100 Series;
ZCP270: Supports up to 128 FBMs (100/200 Series) through FCM100E, with a single FCM100Et pair supporting 32 FBMs.
Question 3: What are the components of the system's redundant configuration? What is the cable length limit during deployment?
Answer: ① Redundant configuration coverage: power supply, control network, FCMs (communication modules), control processors, module bus cables, and some FBMs (such as FBM216b/FBM218); Redundant design can avoid single point failures and ensure the continuous operation of critical process circuits. ② Cable length limit:
Shielded twisted pair cable (module bus/backplane interconnection): 0.12-60m (single segment), total length of the entire 2Mbps HDLC bus ≤ 60m (including FBI200 connection);
Fiber optic cables (FCM2F series): FCM2F2 (2km), FCM2F4 (4km), FCM2F10 (10km), 2 pairs of FCM2F10 can be extended up to 20km;
Terminal Assembly (TA) and Base Plate Connection Cable: 0.5-30m.

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