Basic Information

• Manufacturer: Emerson Automation Solutions（Westinghouse legacy）

• Origin: USA

• Function: Top‑tier main controller for Ovation DCS；executes control logic, I/O scanning, communication & redundancy

• Mounting: Standard Ovation rack‑mount, hot‑swap

• Redundancy: 1:1 redundant pair support（automatic failover）

• Compatibility: Ovation DCS 3.x–4.x；replaces H06/H08/H10；fully backward compatible

Specifications（OCR1100 baseline）

• Processor: 1.1 GHz industrial CPU

• Memory: 1 GB Flash / 256 MB RAM

• Ethernet: 4×10/100 Mbps；two options:

  • RJ45: 4×RJ45（0–50°C）

  • Mixed: 1×RJ45 + 3×SFP fiber（0–60°C）

• Power: 24 VDC, 40 W

• Temperature:

  • RJ45: 0–50°C

  • SFP: 0–60°C

• Humidity: 0–95% RH, non‑condensing

• Size: 20” W × 8” H × 7” D

Key Features（vs H06/H08/H10）

• Latest revision in 15A0026 series（H11 = final upgrade）

• Enhanced real‑time scheduling（Ovation 3.7: all 5 tasks user‑configurable 10 ms–300 s）

• Stability & diagnostics improved；longer MTBF, easier predictive maintenance

• Faster I/O & peer‑to‑peer；better for large plant and turbine/generator control

• Long‑term support；Emerson’s recommended spare for older Ovation systems

Application Fields

• Large thermal power（boiler/turbine/generator main control）

• Petrochemical, refinery, gas processing

• Pulp & paper, metallurgy, water treatment

• Critical DCS control rooms requiring high availability