
Product Overview
The Yokogawa S9883FA System CPU Battery is an industrial-grade backup power component used in Yokogawa Distributed Control Systems (DCS). It is designed to maintain system CPU memory, configuration data, and real-time operational information during power interruptions.
This battery plays a critical role in ensuring system continuity and preventing data loss in central processing units. Its stable performance and durable construction make it suitable for continuous operation in mission-critical industrial automation environments.
Technical Specifications
| Parameter |
Details |
| Manufacturer |
Yokogawa |
| Model |
S9883FA |
| Product Type |
System CPU Battery |
| Function |
CPU Memory Backup Power |
| System Compatibility |
Yokogawa DCS / CENTUM Series |
| Application |
System Memory Retention / CPU Backup |
| Installation |
Control Cabinet / CPU Module Slot |
| Dimensions |
100 × 25 × 80 mm |
| Weight |
3 kg (Shipping Weight) |
| Operating Temperature |
0°C to +50°C |
| Storage Temperature |
-20°C to +60°C |
| Battery Type |
Industrial Backup Battery |
| Rechargeable |
Yes |
| Maintenance Type |
Low-maintenance industrial battery |
| Country of Manufacture |
Japan |
Function and Working Principle
The Yokogawa S9883FA functions as a backup energy source for the system CPU. When the main power supply is interrupted, it ensures that critical system information remains preserved.
Its main functions include:
- Maintaining CPU memory data during power loss
- Preserving system configuration and parameters
- Supporting real-time clock continuity
- Enabling safe system restart after shutdown
- Recharging automatically during normal operation
This ensures that the control system can recover quickly and reliably after power restoration without losing critical operational data.
Role in Industrial Control Systems
Within Yokogawa Distributed Control Systems, the S9883FA is a key component for CPU-level reliability. It supports:
- Central processor memory backup
- System configuration retention
- Diagnostic data preservation
- Real-time clock operation
- Safe reboot and recovery processes
It ensures that the core processing unit maintains stability even during unexpected power interruptions.
Industrial Applications
The Yokogawa S9883FA System CPU Battery is widely used in industrial environments such as:
- Distributed Control Systems (DCS)
- Oil and Gas Facilities
- Petrochemical Plants
- Power Generation Stations
- Chemical Processing Industries
- Water and Wastewater Treatment Systems
- Pulp and Paper Industry
- Pharmaceutical Manufacturing
- Mining and Metallurgical Systems
- Large-scale Industrial Automation Systems
Its reliability makes it essential in environments where CPU stability is critical for overall system operation.
Installation and System Integration
Proper installation is required for safe and stable performance.
Recommended practices include:
- Install in designated CPU battery compartment or module slot
- Ensure correct polarity and secure connection
- Avoid exposure to excessive heat or moisture
- Replace only during controlled system shutdown
- Verify system recognition after installation
- Follow Yokogawa maintenance procedures
Correct installation helps ensure long battery life and stable CPU backup performance.
Compatible System Components
The Yokogawa S9883FA is commonly used with:
- Yokogawa System CPU Modules
- Field Control Units (FCU)
- CENTUM VP Control Systems
- Memory Backup Circuits
- Power Supply Units
- Real-Time Clock Modules
- Control Cabinet Assemblies
- System Diagnostic Modules
These components rely on stable backup power to maintain system integrity.
Recommended Alternative Models
| Model |
Type |
Key Feature |
Application |
| S9883FA |
System CPU Battery |
CPU Memory Backup |
Control Systems |
| S9765UK |
Ni-Cd Battery |
Standard Backup Power |
DCS Systems |
| S9548FA |
Battery Module |
Compact Backup Solution |
Process Control |
| S9450FE |
Battery Module |
Lightweight Design |
Industrial Systems |
| S9402UK |
Battery Pack |
Higher Capacity Backup |
Critical Applications |
Key Advantages
- Reliable CPU memory backup support
- Prevents data loss during power failure
- Ensures fast system recovery
- Industrial-grade durable design
- Rechargeable long-life battery
- Strong compatibility with Yokogawa systems
- Suitable for continuous operation
- Enhances overall system stability
- Low maintenance requirements
Technical FAQs
What is the main function of the Yokogawa S9883FA?
It provides backup power to the system CPU, ensuring memory and configuration data are preserved during power interruptions.
Is it rechargeable?
Yes. It is designed as a rechargeable industrial battery for long-term use.
Where is it used?
It is used in Yokogawa Distributed Control Systems, specifically for CPU-level backup power support.
Why is CPU battery backup important?
Because it ensures the system can restart without losing critical operational data or configuration settings.
Conclusion
The Yokogawa S9883FA System CPU Battery is a critical backup component in Yokogawa Distributed Control Systems. It ensures stable power support for CPU memory retention and system continuity during power failures. With its robust industrial design, rechargeable capability, and strong system compatibility, it plays an essential role in maintaining reliable and uninterrupted operation in complex automation environments.