一．Compared with Yokogawa CP451-10 and CP451-50
Feature | Yokogawa CP451-10 | Yokogawa CP451-50 | Shared Characteristics |
Core Functionality | - Designed as a universal I/O processor for CENTUM CS 3000/VP systems .- Focuses on mixed-signal processing (digital/analog I/O). | - Advanced control processor for CENTUM VP DCS, optimized for high-speed automation .- Enhanced processing for redundant systems. | - Both serve as central processing units in Yokogawa DCS architectures.- Support dual-redundant configurations for mission-critical systems . |
Processing Power | - 16-bit resolution for analog I/O .- 10 ms update cycle for real-time adjustments . | - 64-bit quad-core CPU (2.5 GHz) for rapid data handling.- 16GB DDR4 memory for complex tasks . | - Prioritize real-time responsiveness (e.g., 10 ms cycle time).- Compatible with HART and FOUNDATION Fieldbus protocols . |
I/O & Communication | - 32 digital I/O channels (24 V DC, 100 mA per channel).- 16 analog I/O channels . | - 16 analog outputs (4–20 mA).- Supports Ethernet, USB, RS-232C, and RS-485 . | - Designed for high-density industrial control.- Include surge protection options (e.g., terminal blocks) . |
Feature | Yokogawa CP451-10 | Yokogawa CP451-50 | Shared Characteristics |
Environmental Tolerance | - Operating Temp: -20°C to +60°C (extendable to -40°C with G3 option).- Humidity: 5–95% RH . | - Operating Temp: -25°C to +70°C.- Storage Temp: -40°C to +85°C . | - Built for harsh industrial environments with vibration resistance (≤2.0 m/s²) . |
Physical Design | - Dimensions: 125 × 60 × 25 mm.- Weight: 230–300 g . | - Dimensions: Compact DIN rail-compatible design.- Weight: ~0.4 kg . | - Space-efficient for control cabinets.- Use MIL connectors for secure wiring . |
Special Features | - Diagnostic LEDs for fault detection.- Hot-swappable for minimal downtime . | - Explosion-proof variants (e.g., suffix -E).- SIL compliance for safety-critical systems . | - 12-month warranty (new units).- Global shipping via DHL/UPS . |
