Product Description
Product Parameters for RH924YA (FCP280 Field Control Processor)
📘 Product Overview
| Field | Details |
|---|---|
| Manufacturer | Schneider Electric (Foxboro) |
| Part Number | RH924YA |
| Product Type | Field Control Processor 280 (FCP280) |
| Function | Performs regulatory, logic, timing, and sequential control, data acquisition, alarm detection, and notification with connected Foxboro DCS Fieldbus Modules (FBMs) |
| System Compatibility | EcoStruxure Foxboro DCS Process Automation System (requires Control Core Services v9.0 or later) |
| Associated PSS Document | PSS 41H-1FCP280 (Field Control Processor 280) |
⚙️ Functional Specifications
| Feature | Specification |
|---|---|
| Processor Type | ARM System on a Chip (SOC) with stored programs, high-speed communication |
| Memory | - 128 MB SDRAM - 128 MB flash memory - Error Detection: ECC for single-bit error correction and multiple-bit error detection |
| Process I/O Communications | - Module Fieldbus: HDLC - Transmission Rate: 2 Mbps for 200 Series FBMs, 268 Kbps for 100 Series FBMs |
| Process I/O Capacity | - 200 Series FBMs: Up to 32 per Expanded fieldbus (4 fieldbuses), max 128 FBMs total if used exclusively - 100 Series FBMs: Max 128 total, max 64 per PIO channel/baseplate port (standard baseplates only) - Mixed Configurations: Up to 128 total (e.g., 64 100 Series + 64 200 Series); each PIO channel supports either 2 Mbps or 268 Kbps exclusively - Competitive Migration Modules: See device-specific PSS documents - Sizing: Refer to B0700FY (FCP280 Sizing Guidelines) |
| Memory Allocation for Blocks | - 15.75 MB (Classic OLUG) - 19.75 MB (Enhanced OLUG, due to flash re-mapping) |
| Max Number of Blocks | 8,000 total (7,993 configurable, 7 pre-defined); includes control blocks, ECBs, compounds |
| Block Executions per Second | 16,000 blocks/second, maximum |
| Min Block Processing Cycle (BPC) | 50 ms |
| Sequence Block Size | 32 kB maximum per block |
| IPC Connections | - 231 total: 200 source points, 30 sink points, 1 internal - Source: FCP280 provides data to 200 destinations - Sink: FCP280 receives data from 30 sources |
| OM Sink Lists | 75 maximum (group updates to a destination) |
| OM Scanner Database | 28,000 points (e.g., 7,500 points/s at 100 ms BPC, 18,000 at 500 ms) |
| OM Sink Points | 11,250 maximum (points received from external sources) |
| Configurable Block Periods | 0.05, 0.1, 0.2, 0.5, 0.6, 1, 2, 5, 6, 10, 30 s; 1, 10, 60 min |
| Block Processing Cycle | 0.05, 0.1, 0.2, 0.5, 1.0 s (selectable at configuration) |
| Time to Marry Fault-Tolerant Modules | <0.5 s |
| Internal Diagnostics | - Power-up self-checking - Run-time checks, watchdog timer - Fault-tolerant pair: Synchronization and message compare operations |
| Control Features | - Regulatory, logic, timing, sequential control - Data acquisition, alarm detection/notification - Algorithms in configurable control blocks for feedback, cascade, feedforward, nonlinear, and complex control schemes - Alarm enhancements: Re-alarming on priority changes, time delay deadband, suppression - Supports ladder logic, MDACT, DPIDA |
| Time Synchronization | - Optional UTC from GPS satellites or internal software - Synchronizes FBMs to 1 ms - Supports SOE (1 ms time-stamped discrete points), TDR/TDA (10 ms time-stamped analog/digital points) |
| Firmware Upgrades | - On-Line Image Upgrade (OLUG) - Enhanced OLUG (EOLUG) for upgrades without process interruption |
| Self-Hosting Mode | Boots with valid control database from flash memory without host workstation |
| Supported Devices | - 2 Mbps Fieldbus: All 200 Series FBMs, FDSI modules, ISCM, migration modules for Siemens APACS+, Westinghouse WDPF, Fisher PROVOX, Honeywell TDC 2000 - 268 Kbps Fieldbus: 100 Series FBMs, SPECTRUM, SPEC 200, SPEC 200 MICRO, SPEC 200 CCM (standard baseplates only) - Note: Foxboro Gas Chromatograph not supported |
🔋 Power Requirements
| Feature | Specification |
|---|---|
| Input Voltage | 24 V DC (redundant) typical |
| Power Consumption | - Single module with redundant network adapters: 11 W max - Fault-tolerant pair with redundant adapters: 20 W max |
📏 Physical Specifications
| Feature | Specification |
|---|---|
| Configuration | Single module or fault-tolerant pair (two modules with interconnecting connector on baseplate) |
| Mounting | - 2-position baseplates (RH924YL, RH924YF, RH100JX) for horizontal/vertical DIN rail or rack mount (P0930AS kit, not for dual cable baseplate) - Fault-tolerant pair requires dedicated slots |
| Dimensions (Module) | - Height: 105 mm (4.13 in), 116 mm (4.7 in) with mounting lugs - Width: 51.8 mm (2.04 in) - Depth: 147 mm (5.79 in) |
| Weight | 0.8 kg (1.76 lb) max for single module |
| Construction | Rugged, die-cast aluminum housing, non-vented, CE certified for field enclosures |
| Baseplates | - Standard Horizontal: RH924YL - Standard Vertical: RH924YF - Dual Cable: RH100JX (larger dimensions: 150 mm H x 247 mm W x 31.5 mm D) |
| Baseplate Size | - Standard: 120 mm H x 216 mm W x 27.1 mm D (4.72 in x 8.5 in x 1.07 in) - Dual Cable: 150 mm H x 247 mm W x 31.5 mm D (5.90 in x 9.72 in x 1.24 in) |
| Baseplate Mass | ~0.45 kg (1.0 lb) without modules |
| Baseplate Material | PC and ABS, UL94 V0 inflammability, black color |
| Cabling (Network) | - Fiber: Multimode 62.5/125 μm, LC to MT-RJ, max 2 km (6,560 ft) - Copper: Cat 5, RJ-45, max 100 m (328 ft) |
| Cabling (2 Mbps Fieldbus) | - Without FCM2Fs: 60 m (198 ft) max per fieldbus - With FCM2Fs: 60 m per segment, up to 4 pairs - With FBI200: 305 m (1,000 ft) to FBI200 + 60 m to last baseplate |
| Cabling (268 Kbps Fieldbus) | - To 200 Series via FBI200: 60 m max - To 100 Series via FBI200: 1,830 m (6,000 ft) max - Direct to 100 Series: 60 m (mixed configs) or 1 km (3,200 ft) (268 Kbps only) - Cable: Twinaxial, shielded |
| Display | LCD showing letterbug, role (Primary/Shadow/Single), part number, hardware revision, manufacturing date, OS version, network status |
| LED Indicators | - Module: Operational status, fieldbus A/B communication (4 channels) - Network Adapters: Power supply health, Control Network A/B, FCP280 communication |
🌡️ Environmental Specifications
| Parameter | Operating | Storage |
|---|---|---|
| Temperature | -20 to +60°C (-4 to +140°F) (vertical DIN rail recommended for cooling) | -40 to +70°C (-40 to +158°F) |
| Relative Humidity | 5 to 95% (non-condensing) | 5 to 95% (non-condensing) |
| Altitude | -300 to +3,000 m (-1,000 to +10,000 ft) | -300 to +12,000 m (-1,000 to +40,000 ft) |
| Contamination | Class G3 (Harsh) per ISA S71.04; conformal coating; 10-year exposure per EIA 364-65A, Class III | |
| Vibration | 0.5 g (5 to 500 Hz) | N/A |
Note: Environmental limits may be enhanced by enclosure type (see PSS 41H-2GOV).
✅ Regulatory Compliance
| Certification Type | Details |
|---|---|
| Electromagnetic Compatibility (EMC) | - European EMC Directive 2014/30/EU - Meets EN 61326-1 Class A Emissions and Industrial Immunity Levels |
| Product Safety | - UL/UL-C listed for Class I, Groups A-D, Division 2, T4 enclosure-based systems (per B0400FA); meets Class 2 per NEC (NFPA No.70), CEC (CSA C22.1) - European Low Voltage Directive 2014/35/EU, ATEX Directive 2014/34/EU: ATEX (DEMKO) Ex nA IIC T4 Gc for Zone 2 enclosures (per B0400FA) - ABS Type Approved, Bureau Veritas Marine Certification (EC31) |
| IECEx Certification | IECEx Certified |
| Security Certifications | - Wurldtech Achilles Certification Level 1 - ISASecure Certification, EDSA Level 1 |
| California Prop 65 | Contains lead/lead compounds; warning required per www.p65warnings.ca.gov |
🔌 Additional Features
| Feature | Details |
|---|---|
| Fault-Tolerance | - Patented dual-module operation; modules process data in parallel, compare messages bit-for-bit - Self-diagnostics detect faults; non-affected module takes control without process interruption |
| Network Adapters | - Fiber (RH924WA): 2 km max - Copper (RH924UQ): 100 m max - Two adapters required for fault-tolerant pair |
| Baseplate Support | - Standard: RH924YL (horizontal), RH924YF (vertical) - Dual Cable: RH100JX (supports separate A/B cables, dedicated time strobe ports) |
| Splitters/Terminators | - Fieldbus Terminator: P0916RB - Terminator/Splitter: RH924ZJ, RH928CY - Time Strobe Terminator: RH924ZQ (standard baseplates only) - Fieldbus Splitter: RH928CV (268 Kbps fieldbus) |
| Upgrade Compatibility | - Replaces FCP270, ZCP270, CP60; imports CP270 database - Requires FBI200 for 100 Series FBMs to extend distance or replace older CPs |
| Enclosure Suitability | Class G3 harsh environments; CE certified for field mounting without EMI cabinets |
📦 Ordering Information
| Field | Details |
|---|---|
| Part Number | RH924YA (FCP280 Module) |
| Associated Components | - Baseplates: RH924YL, RH924YF, RH100JX - Adapters: RH924WA, RH924UQ - Splitters: RH928CV, RH924ZJ, RH928CY, RH924ZQ - Terminator: P0916RB |
| Related PSS Documents | - PSS 41H-1FCP280 (FCP280) - PSS 41H-2SBASPLT (Baseplates) - PSS 41H-2FBI200 (FBI200) - PSS 41H-7NWEQUIP (Control Network) - PSS 41H-2CERTS (Certifications) - B0700FW (FCP280 User’s Guide) - B0700FY (Sizing Guidelines) - B0400FA (Subsystem User’s Guide) |