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- Yokogawa
- CP451-11
- Processor Unit CPU Module
- Japan
- 5.1 cm × 15.2 cm × 20.3 cm
- 0.7kg
- Xiamen, China
- New & In Stock
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Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview – CP451‑11
Introduction
The CP451‑11 is a robust processor module crafted for high-performance distributed control systems. Engineered for core logic execution and I/O management, this module integrates seamlessly into DCS platforms, delivering responsive control, reliable processing, and strong integration capabilities.
Brand & Series
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Brand: A respected leader in industrial automation hardware
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Series: CP451 series — dedicated processor units for advanced DCS installations
Key Specifications
| Parameter | Specification |
|---|---|
| Model | CP451‑11 |
| Series | CP451 series (processor modules) |
| Processor | 32‑bit architecture, high clock speed |
| Memory | 128 MB standard, expandable up to 512 MB |
| I/O Ports | 32 serial, 16 parallel, 8 analog inputs, 8 analog outputs |
| Operating Temperature | –20 °C to +60 °C |
| Humidity | 5 % to 95 % (non‑condensing) |
| Robustness | Vibration: 0.5 mm (5–500 Hz); Shock: 5 g, 20 ms |
| Dimensions (W×H×D) | Approx. 5.1 cm × 15.2 cm × 20.3 cm (2″ × 6″ × 8″) |
| Weight | Approximately 0.7 kg (1 lb 10 oz) |
| Origin | Japan |
Applications
The CP451‑11 is ideal for:
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Executing control logic and managing I/O in Centum CS / VP DCS environments
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Handling complex automation tasks with mixed I/O requirements and high-speed processing
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Deployments subject to vibration or shock—e.g., heavy industrial settings
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Use in temperature-variant or high-humidity areas thanks to its rugged design
Advantages
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High connectivity: A rich set of I/O ports (serial, parallel, analog in/out) enables versatile integration.
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Expandable memory: Start with 128 MB, grow up to 512 MB to meet increasing control demands.
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Tough build: Vibration and shock tolerance, wide humidity tolerance, and extended temperature range support durability.
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Compact footprint: Small, lightweight design simplifies cabinet space allocation.
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Seamless DCS integration: Designed to fit into existing architecture without compatibility issues.
Five Related or Same‑Series Models
| Model | Key Features | Dimensions (approx.) | Weight (kg) |
|---|---|---|---|
| CP451‑10 | Base version, standard I/O and memory | Similar compact form factor | ~0.45 kg |
| CP451‑10 S2 | Enhanced CPU/memory, faster response | 15.2 × 5.1 × 20.3 cm | ~0.7 kg |
| CP451‑50 | Updated replacement with advanced features | Similar to CP451‑10 | ~0.45 kg |
| CP451‑51 | Successor to CP451‑11 with extended features | Similar dimensions | ~1.0 kg |
| CP452 series | Associated analog-capable variant within the same processing family | Compact module footprint | ~0.3–0.4 kg |
Five Other Popular Models from the Same Brand
| Model | Functionality | Approximate Size | Weight (kg) |
|---|---|---|---|
| AAI143‑S50 | High-density analog input (16 channels) | Compact | ~0.3 |
| AAI543‑S50 | Analog output module (16 channels) | Compact | ~0.4 |
| AAI543‑H50 | Output with HART communications | Compact | ~0.4 |
| ADV551‑P00 | Discrete digital output module | DIN-rail compact | ~0.3 |
| SDV144‑S53 | Digital input module (16 channels) | Compact | ~0.3 |
FAQ (10 Q&A)
Q1: What’s the memory capacity?
A1: The module includes 128 MB of memory, expandable to 512 MB for complex control tasks.
Q2: What I/O interfaces are supported?
A2: It offers 32 serial ports, 16 parallel ports, 8 analog inputs, and 8 analog outputs.
Q3: What’s the temperature and humidity tolerance?
A3: Designed for –20 °C to +60 °C and operates reliably in 5–95 % humidity, non‑condensing.
Q4: How rugged is it?
A4: Withstands vibration up to 0.5 mm (peak-to-peak, 5–500 Hz) and shock up to 5 g for 20 ms.
Q5: What are its physical dimensions?
A5: Approximately 5.1 cm wide, 15.2 cm tall, and 20.3 cm deep.
Q6: How much does it weigh?
A6: Roughly 0.7 kg, making it lightweight yet sturdy.
Q7: Can it upgrade its memory?
A7: Yes—memory can be expanded from 128 MB to 512 MB to accommodate larger programs.
Q8: Which systems is it compatible with?
A8: Fully compatible with Centum CS and Centum VP Distributed Control Systems.
Q9: Is it still in production?
A9: It may be replaced in some cases by the CP451‑51 variant, but remains supported in many legacy systems.
Q10: What makes it stand out for industrial use?
A10: Its blend of I/O versatility, durability under vibration/shock, and expandability suits demanding process environments.
Authenticity guarantee
All product specifications are original and authentic imported products. We have an annual sales volume of 300 million yuan, and we only produce original and authentic products. All customers who cooperate with us directly online can enjoy low discounts.
Free warehouse
We have a complete range of product models, 80% of conventional models are in stock, and we have established channels in Asia, Africa, North America, South America, and Europe, effectively shortening the order processing time and satisfying customers in a timely manner.
Technical Team
Fast delivery. Spot goods can be shipped on the same day, and the delivery time transaction is 20% faster than that of peers on average, with a delivery time accuracy rate of 99%.
Thoughtful after-sales service
24-hour after-sales service guarantee team, professional and standardized management service system.