Technical Specifications:
- Manufacturer: GE Fanuc (Emerson Automation)
- Series: Series 90-70 PLC System
- Rack Type: 10-slot universal chassis (standard/redundant)
- Slots: 10 universal slots (Slot 1 = default CPU, others configurable)
- Backplane: Full metal shield; integrated +5V logic, +24V auxiliary power, and communication bus
- Compatibility: All Series 90-70 modules (CPU, power, I/O, communication, specialty)
- Mounting: Standard DIN rail or panel mount
- Protection: IP20 (dust and shock protection)
- Operating Temperature: 0°C to +60°C
- Storage Temperature: -40°C to +85°C
- Dimensions: 482mm (W) × 133mm (H) × 254mm (D)
- Weight: Approx. 2.3 kg
- Certifications: CE, UL, CSA, Class 1 Div 2, RoHS
Key Features:
- Full Module Compatibility: Mix-and-match CPUs, power supplies, I/O, and communication modules.
- Redundancy Support: Dual CPU and dual power supply configurations for fault-tolerant, 24/7 operation.
- Shielded Backplane: Minimizes EMI interference in harsh industrial environments.
- Stable Power Distribution: Integrated +5V/+24V buses reduce reliance on external power supplies.
- Rugged Construction: High-strength metal frame withstands vibration and mechanical stress.
- Hot-Swap Ready: Supports hot-swappable modules (selected models) for maintenance without shutdown.
- Scalable Expansion: Connect multiple racks via BEM713 modules for large distributed systems.
Applications:
- Large PLC Installations: Main control stations in petrochemical, power, and metallurgy plants.
- Redundant Control Systems: Critical processes (boilers, reactors) requiring zero downtime with dual CPUs/power.
- Mixed I/O Systems: Complex processes combining digital, analog, and communication modules.
- System Upgrades: Expanding legacy 90-70 systems while reusing existing modules.
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