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- S9765UK
- Nickel-Cadmium Batteries
- Japan
- 100 x 25 x 80 mm
- 3 kg
- Xiamen, China
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Product Overview
The Yokogawa S9765UK Nickel-Cadmium Battery is an industrial backup power component used in Yokogawa Distributed Control Systems (DCS). It is designed to provide stable emergency power support for system memory retention, configuration storage, and real-time clock functionality during power interruptions.
As a reliable Ni-Cd battery module, the S9765UK ensures continuous system stability and protects critical control data from being lost during unexpected shutdowns. Its compact design and durable construction make it suitable for long-term use in demanding industrial automation environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Yokogawa |
| Model | S9765UK |
| Product Type | Nickel-Cadmium Battery |
| Battery Type | Ni-Cd (Rechargeable Industrial Battery) |
| Function | Backup Power Supply |
| System Compatibility | Yokogawa DCS / CENTUM Series |
| Application | Memory Retention / System Backup |
| Installation | Control Cabinet / 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 |
| Rechargeable | Yes |
| Maintenance Type | Low-maintenance industrial battery |
| Country of Manufacture | Japan |
Function and Working Principle
The Yokogawa S9765UK operates as a backup energy source for control system modules. When the main power supply is interrupted, it ensures that essential system functions remain active or safely preserved.
Its main functions include:
- Supplying backup power to memory retention circuits
- Maintaining system configuration and stored parameters
- Supporting real-time clock operation during outages
- Enabling safe system recovery after power restoration
- Recharging automatically during normal system operation
This ensures that control systems maintain data integrity and can resume operation without configuration loss.
Role in Industrial Control Systems
Within Yokogawa Distributed Control Systems, the S9765UK plays a critical role in maintaining system continuity and data protection. It supports:
- Control processor memory backup
- System configuration preservation
- Real-time clock continuity
- Diagnostic data retention
- Safe restart procedures after power failure
This makes it an essential component for maintaining stable and reliable industrial automation performance.
Industrial Applications
The Yokogawa S9765UK Nickel-Cadmium Battery is widely used in industrial sectors such as:
- Distributed Control Systems (DCS)
- Oil and Gas Processing Facilities
- Petrochemical Plants
- Power Generation Stations
- Chemical Manufacturing Plants
- Water and Wastewater Treatment Systems
- Pulp and Paper Industry
- Pharmaceutical Production Systems
- Mining and Metallurgical Operations
- Large-scale Industrial Automation Systems
Its reliability ensures safe operation in environments where continuous system uptime is critical.
Installation and System Integration
Proper installation is required to ensure safe and stable battery performance.
Recommended practices include:
- Install in designated battery compartment or module slot
- Ensure secure electrical connection and correct alignment
- Avoid exposure to excessive heat or moisture
- Replace only during controlled system shutdown
- Verify charging function after installation
- Follow scheduled maintenance procedures
Correct handling helps extend battery lifespan and maintain system reliability.
Compatible System Components
The Yokogawa S9765UK is commonly used with:
- Yokogawa Field Control Units (FCU)
- CENTUM VP Control Systems
- Processor Modules
- Memory Backup Circuits
- Power Supply Units
- Real-Time Clock Modules
- Control Cabinet Assemblies
- System Diagnostic Modules
These components rely on stable backup power for uninterrupted operation.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| S9765UK | Ni-Cd Battery | Standard DCS Backup Power | Memory Retention |
| S9548FA | Battery Module | Compact Backup Solution | Control Systems |
| S9450FE | Battery Module | Lightweight Design | Process Control |
| S9402UK | Battery Pack | Higher Capacity Backup | Industrial Systems |
| S9400UK | Ni-Cd Battery Module | Long-Life Industrial Use | Automation Systems |
Key Advantages
- Reliable backup power for DCS systems
- Ensures memory and configuration retention
- Supports safe system recovery after outages
- Industrial-grade Ni-Cd battery design
- Rechargeable and long service life
- Strong compatibility with Yokogawa platforms
- Suitable for continuous industrial environments
- Low maintenance requirements
- Enhances overall system stability
Technical FAQs
What is the main function of the Yokogawa S9765UK?
It provides backup power to maintain system memory, configuration data, and real-time clock functions during power failures.
Is it rechargeable?
Yes. It is a rechargeable Nickel-Cadmium battery designed for industrial use.
Where is it used?
It is used in Yokogawa Distributed Control Systems, mainly for processor and system backup functions.
Why is battery backup important in DCS systems?
Because it prevents loss of critical system data and ensures fast recovery after power interruptions.
Conclusion
The Yokogawa S9765UK Nickel-Cadmium Battery is a key backup power component in Yokogawa Distributed Control Systems. It ensures stable energy support for memory retention and system continuity during power failures. With its durable construction, rechargeable design, and strong compatibility with industrial automation systems, it plays an essential role in maintaining long-term reliability and operational stability in critical process environments.