Description
- Foxboro H90 H90C9AA0117S | Genuine Foxboro Industrial Control Workstation Hardware
Product Core Brief
- Model: H90 H90C9AA0117S
- Brand: Foxboro (Schneider Electric)
- Series: I/A Series DCS Platform
- Core Function: Rack-mounted industrial workstation server to run DCS control software, HMI and historical data service
- Type: 2U Rackmount Industrial Workstation Server
- Key Specs: Redundant hot-swap PSU | RAID storage support | Multi-Gigabit Ethernet | Multi-monitor output
- Condition: New Surplus, non-refurbished
⚠️ This hardware is officially discontinued by the manufacturer; available stock is limited.
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Full Part Number | H90 H90C9AA0117S |
| Form Factor | 2U Rack Mount Chassis |
| Power Supply | Dual hot-swappable redundant AC power supply, 100–240 VAC |
| Storage Support | SAS/SATA hard drives, RAID1 / RAID5 configurable, hot-swap drive bays |
| Network Interfaces | Multiple integrated Gigabit Ethernet ports for DCS mesh network & corporate LAN |
| Video Output | Supports up to 4 industrial monitors, optional remote graphics extension |
| External Ports | USB 2.0, Serial RS232, Audio interface |
| Supported OS | Windows Server 2008 R2 / Windows Server 2016 (I/A Series certified) |
| Operating Temperature | 10 °C ~ 35 °C (control room environment) |
| Cooling System | Redundant hot-swappable cooling fans |
| Main Application | Host Control Core Services, HMI operator stations, data historian servers |
| Compatible System | Foxboro I/A Series & Foxboro Evo DCS |

Foxboro H90 H90C9AA0117S
Product Introduction
Application Scenarios & Pain Points
- Oil & Gas Refineries – Main Control Room DCS Servers
Run operator HMI stations and plant-wide alarm servers for distillation, cracking and blending units.
- Chemical & Petrochemical Plants – Process Monitoring Nodes
Support continuous chemical reaction process trending, batch recipe management and safety system interface.
- Power Generation – Thermal Power Plant DCS Workstations
Host boiler, turbine and auxiliary system monitoring graphics for central control rooms.
- Water Treatment & Pulp & Paper – Distributed SCADA Nodes
Execute remote data collection, sequence control monitoring and report generation tasks.
A coastal chemical plant operated I/A Series system with original H90 servers deployed over 12 years. One workstation suffered motherboard failure during peak production. The Schneider official supply channel required 8-week delivery. Without spare hardware, the site would lose critical process monitoring functions.
After sourcing H90 H90C9AA0117S spare unit, full hardware inspection and preloading compatible system image were completed. The unit was installed during planned shutdown, and the DCS network resumed normal operation within hours. This experience pushed the site to establish dedicated spare server inventory for critical control room nodes.

Foxboro H90 H90C9AA0117S
Compatibility & Replacement Matrix
H90 H90C9AA0117S → Generic commercial IT server : Not directly compatible; Only Foxboro certified H90 hardware passes I/A Series driver validation
H90 H90C9AA0117S → H90 older hardware revisions : Confirm BIOS version and firmware; outdated BIOS may cause network communication instability
Critical Replacement Notes
- Export complete system configuration, license files and historical data backup before server replacement. DCS software licenses are hardware-bound on many legacy I/A Series versions.
- Match original operating system version; mismatched Windows Server releases will cause I/A Series software startup failure.
- Verify network adapter configuration; dual Ethernet ports must follow plant DCS mesh network IP planning.
- Hardware RAID configuration must be duplicated; incorrect RAID setup leads to disk data loss.
Quality Control Testing Process
- Incoming Inspection
Serial number verification, full visual inspection for chassis deformation, damaged connectors, scratch or component repair traces.
- Power-on Continuous Live Test
Boot into certified Windows Server environment, check hardware self-test, PSU and fan status. Run 24-hour continuous burn-in test, monitor CPU temperature and storage stability.
- Hardware Interface Test
Test all Ethernet ports, USB, serial communication and multi-monitor video output function. Verify RAID controller identification.
- System Record
Record hardware configuration, BIOS version; save hardware test log.
- Final Packaging
Anti-static protection, shock-resistant bubble packaging. Test photos and inspection reports can be provided upon customer request.
Field Installation Pitfall Guide
-
Operating System & License Mismatch
I met a site case where engineers installed the latest Windows Server on replacement H90 hardware. The legacy I/A Series software cannot run on newer OS, leading to 3 days of delay. Always use the same OS version as the original workstation.
-
Ignoring Dedicated Control Network Isolation
Two Ethernet ports must be separated: one for DCS control mesh network, another for office network. Improper routing setup creates network broadcast storms and disrupts field controllers.
-
RAID Configuration Loss
Many technicians skip recording original RAID array parameters. After hardware swap, rebuilding RAID without matching settings results in inaccessible hard disk data. Take screenshots of RAID setup before shutdown.
-
Insufficient Cooling Inside Control Cabinets
H90 servers require proper cabinet ventilation. If installed without airflow planning, long-term high ambient temperature accelerates hard disk failure.
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ESD Protection During Hardware Maintenance
Internal memory, RAID controller and network cards are sensitive to static discharge. Always use anti-static wristbands when opening the chassis for component replacement.



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