Excellent PLC
| Company Information | ||||||||
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| Mobile | +8613666084105 | |||||||
| +8613666084105 | ||||||||
| 13666084105 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Yokogawa AFF50D FIO Field Control Unit is a duplexed field control unit designed for integration within Yokogawa’s CENTUM CS 3000 and CENTUM VP distributed control systems. It serves as the processor for the Field Control Station (FCS), managing control logic execution and communication with field devices through the Fieldbus I/O (FIO) system. The AFF50D ensures high reliability and continuous operation in industrial automation environments.
Product Specifications
| Parameter | Specification |
| Model Number | AFF50D |
| Manufacturer | Yokogawa Electric Corporation |
| Processor | VR5432 (133 MHz) |
| Main Memory Capacity | 32 MB |
| Battery Backup Memory | 32 MB (for main memory during power loss) |
| Battery Backup Time | Minimum 48 hours, Maximum 72 hours |
| Contact Output | 2 terminals (NC, C), Contact rating: 30 V DC, max 0.3 A |
| Communication Interface | V net interface, Dual-redundant ESB bus interface |
| Power Supply Options | 100–120 V AC, 220–240 V AC, 24 V DC |
| Power Consumption | 100–120 V AC: 200 VA, 220–240 V AC: 230 VA, 24 V DC: 5.5 A |
| Dimensions (H x W x D) | 480 x 290 x 140 cm |
| Weight | 4.54 kg |
| Mounting | 19-inch rack mountable |
| Country of Origin | Japan |
Product Applications
The AFF50D FIO Field Control Unit is utilized across various industrial sectors to provide reliable control and monitoring capabilities. Typical applications include:
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Oil and Gas Industry: Managing process control in refineries and offshore platforms.
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Chemical Processing Plants: Controlling complex chemical reactions and processes.
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Power Generation Facilities: Monitoring and controlling power plant operations.
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Pulp and Paper Industry: Automating processes in paper manufacturing.
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Pharmaceutical Manufacturing: Ensuring precise control in drug production processes.
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Water Treatment Plants: Managing water purification and distribution systems.
Product Advantages
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High Reliability: Dual-redundant architecture ensures continuous operation even in the event of a component failure.
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Flexible Power Supply: Supports multiple power supply options to accommodate various industrial power standards.
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Robust Communication: Dual-redundant communication interfaces provide reliable data transmission.
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Compact Design: Rack-mountable form factor allows for efficient use of space in control cabinets.
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Extended Battery Backup: Maintains memory integrity during power outages, ensuring data preservation.
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Wide Application Range: Suitable for various industrial automation applications due to its versatile design.
Frequently Asked Questions (FAQs)
1. What is the primary function of the AFF50D FIO Field Control Unit?
It serves as the processor for the Field Control Station (FCS), managing control logic execution and communication with field devices.
2. Can the AFF50D operate with different power supply voltages?
Yes, it supports 100–120 V AC, 220–240 V AC, and 24 V DC power supply options.
3. What is the significance of the dual-redundant architecture?
It ensures continuous operation by providing a backup in case of a component failure.
4. How is the AFF50D mounted in a control system?
It is designed for 19-inch rack mounting, allowing for integration into standard control cabinets.
5. What is the battery backup duration for the main memory?
The battery backup supports memory retention for a minimum of 48 hours and up to 72 hours during power loss.
6. What communication interfaces does the AFF50D support?
It features a V net interface and a dual-redundant ESB bus interface for reliable communication.
7. Is the AFF50D suitable for use in harsh industrial environments?
Yes, its robust design and wide operating conditions make it suitable for various industrial settings.
8. What is the weight of the AFF50D unit?
The unit weighs 4.54 kg.
9. Does the AFF50D support integration with Yokogawa’s CENTUM systems?
Yes, it is compatible with both CENTUM CS 3000 and CENTUM VP distributed control systems.
10. Where is the AFF50D manufactured?
It is manufactured in Japan by Yokogawa Electric Corporation.
Related Models (Same Series or Function Family)
| Model Number | Description |
| AFF50D-H41201 | Duplexed Field Control Unit with enhanced features |
| AFF50D-H41111 | Standard Duplexed Field Control Unit |
| AFF50D-F1 | Field Control Unit for FIO integration |
| AFV10D-S41211 | Duplexed Field Control Unit for Vnet/IP and FIO |
| AFV10D-S41251 | Enhanced Duplexed Field Control Unit with Vnet/IP |
| AFV10D-S41221 | Standard Field Control Unit for Vnet/IP applications |
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