P0926GH Foxboro FBM224 Hybrid Analog & Discrete I/O Module, I/A Series DIN-Rail Field I/O Module
P0926GH Foxboro FBM224 Hybrid Analog & Discrete I/O Module, I/A Series DIN-Rail Field I/O Module - Image 2
P0926GH Foxboro FBM224 Hybrid Analog & Discrete I/O Module, I/A Series DIN-Rail Field I/O Module - Image 3
P0926GH Foxboro FBM224 Hybrid Analog & Discrete I/O Module, I/A Series DIN-Rail Field I/O Module - Image 4

P0926GH Foxboro FBM224 Hybrid Analog & Discrete I/O Module, I/A Series DIN-Rail Field I/O Module

  1. P0926GH (FBM224) – Hybrid mixed I/O DIN FBM module (Target Model)
  2. FEM100 P0973CA – Fieldbus Expansion Module for FCP270
  3. FCP270 – Field Control Processor
  4. H929049B0500 – ACP controller CPU module
  5. P0973KJ – C5 series 26×SFP DCS gigabit switch
  6. P0924WV – USB annunciator operator keyboard
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Description

P0926GH Foxboro FBM224 Hybrid Analog & Discrete I/O Module, I/A Series DIN-Rail Field I/O Module

 

Product Application

P0926GH is the part number for Foxboro FBM224, a multi-function mixed I/O module of I/A Series 200-series DIN rail FBM family. It connects to FEM100 fieldbus expansion module via redundant A/B fieldbus, and communicates with FCP270 field control processor. It integrates multiple signal types in one compact DIN unit, collects field analog and discrete signals, and outputs analog control signals plus relay contact outputs for valves, alarms and interlock loads. Widely used in petrochemical, refinery, chemical and thermal power plants for compact I/O cabinets where mixed signal types are required locally.

P0926GH

Product Specifications

  • Part Number: P0926GH (FBM224)
  • Manufacturer: Foxboro (Schneider Electric / legacy Invensys)
  • Product Type: 200-series DIN rail hybrid I/O Module
  • Channel Configuration:
    • 8 × Analog Input (AI): 4–20mA, -10~+10V, RTD
    • 8 × Discrete Input (DI)
    • 4 × Analog Output (AO): 4–20mA / 0–10V
    • 4 × Relay Output (DO, SPDT relay, max 2A)
  • Accuracy: ±0.1% FS for analog channels
  • Channel Isolation: 2500Vrms isolation
  • Power Supply: 24VDC
  • Communication: Redundant A/B HDLC fieldbus (2 Mbps)
  • Mounting: DIN rail mount on FBM baseplate
  • Operating Temperature: -40 ℃ ~ +70 ℃
  • Humidity: 5% ~ 95% RH, non-condensing
  • Corrosion Grade: G3
  • LED Indicators: Module Run, Fieldbus A/B status, channel fault
  • Certification: CE, UL, RoHS
  • Product Status: Spare replacement FBM module for legacy I/A Series DCS projects
  • Approx. Weight: 0.47 kg

 

Core Technical Parameters

  • Hot-swappable design, can be replaced online without stopping FCP270 controller
  • Redundant A/B fieldbus communication for high availability
  • Overload & short-circuit protection on analog I/O channels
  • Built-in hardware self-diagnosis for channel open/short and module fault, alarm uploaded to DCS HMI
  • Mixed signal integration reduces quantity of individual FBM modules in small I/O groups
  • Relay outputs suitable for low-power on/off field devices, alarm horn, interlock trip circuits

 

Recommended Matching Spare Parts & Accessories (8 Items)

  1. FEM100 P0973CA Fieldbus Expansion Module
  2. FCP270 Field Control Processor
  3. FBM DIN baseplate & terminal block assembly
  4. Redundant A/B shielded fieldbus cable
  5. 24VDC redundant power supply for I/O cabinet
  6. DIN rail for module mounting
  7. IA-Tools engineering configuration software
  8. UPS power distribution unit for I/O cabinet

 

Product Features

✅ All-in-one Mixed I/O Integration Combines AI, DI, AO and relay DO on single DIN module, perfect for local cabinets requiring multiple signal types, reduces cabinet space and wiring work.

✅ Redundant A/B Fieldbus Communication Dual fieldbus lines for each module, automatic switchover when one bus cable fails, avoids I/O communication loss.

✅ Module Hot-Swap Maintenance Faulty FBM224 P0926GH can be replaced online without powering down the controller or other FBM modules, minimizing plant downtime.

✅ Comprehensive Channel Diagnostics Detects open circuit, short circuit and module hardware failure; fault signals sent to DCS operator HMI for fast troubleshooting.

✅ High Isolation & Wide Temperature Industrial Grade 2500Vrms channel isolation; -40~+70℃ operating range and G3 anti-corrosion capability for chemical plant cabinet environment.

✅ Relay Contact Output 4 SPDT relay outputs for switching low voltage loads, alarm horns and safety interlock circuits.

✅ Compatible with FCP270 + FEM100 Architecture Designed for 200-series DIN FBM ecosystem, paired with FEM100 fieldbus expander to expand I/O capacity of FCP270 controller.

P0926GH

Installation Guidelines

  1. Mount FBM baseplate on vertical DIN rail inside I/O cabinet.
  2. Insert P0926GH FBM224 module and lock the module latch.
  3. Wire 24VDC power to baseplate power terminals.
  4. Connect field instruments, sensors and valve actuators to FBM terminal blocks.
  5. Terminate redundant A/B shielded fieldbus cable between FBM and FEM100.
  6. Download I/O configuration to FCP270 using IA-Tools, assign channel tags and signal types.
  7. Perform bus redundancy test: disconnect Bus A and confirm communication automatically switches to Bus B.
  8. Test each AI / DI / AO / relay DO channel and verify value display on DCS HMI.

 

Maintenance Instructions

Daily Maintenance Check module front panel LED indicators. Monitor channel fault alarms on DCS HMI. Verify 24VDC power stability.

Periodic Maintenance (Every 6–12 months) Clean dust from module surface. Check field wiring terminal tightness. Backup FCP270 I/O configuration. Inspect DIN rail and baseplate fixation.

Fault Maintenance

  • Module fault LED alarm: Replace hot-swap spare P0926GH module, restore fieldbus communication.
  • Individual analog channel abnormal: Check field wiring, sensor and terminal block for open/short circuit.
  • Relay output failure: Inspect relay contact wear and load condition.
  • Do not disconnect fieldbus cable while critical process loops are running unless redundant bus is confirmed healthy.

Long-Term Operation Tips Maintain cabinet temperature within -40~+70℃. Keep spare module for emergency replacement. Archive I/O configuration backup.

 

Brand Same‑Series Models (6 Models)

  1. P0926GH (FBM224) – Hybrid mixed I/O DIN FBM module (Target Model)
  2. FEM100 P0973CA – Fieldbus Expansion Module for FCP270
  3. FCP270 – Field Control Processor
  4. H929049B0500 – ACP controller CPU module
  5. P0973KJ – C5 series 26×SFP DCS gigabit switch
  6. P0924WV – USB annunciator operator keyboard

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