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1756-BA2 ControlLogix Lithium Battery Assembly – Detailed Technical Overview
Product Overview
The 1756-BA2 is a lithium battery assembly designed for ControlLogix programmable automation controllers.
Its main purpose is to provide memory backup and real-time clock retention for compatible PLC processors during power interruptions or system shutdowns.
This battery module is commonly installed in industrial automation systems where maintaining controller memory and operational data is essential for continuous production reliability.
The 1756-BA2 is widely used in manufacturing plants, process automation systems, machine control applications, and infrastructure automation environments.
It is specifically designed for long-term industrial use and offers stable lithium-based backup power for ControlLogix controllers.
Brand Information
| Item | Details |
|---|---|
| Brand | Industrial automation control platform |
| Product Model | 1756-BA2 |
| Product Type | Lithium Battery Assembly |
| Product Family | ControlLogix 1756 Series |
| Series | ControlLogix Accessories |
| Function | Memory backup and clock retention |
| Installation Type | Internal controller battery connection |
Product Series Introduction
The ControlLogix platform is a modular PLC architecture designed for high-performance industrial automation systems.
Within this system, battery assemblies such as the 1756-BA2 provide backup support for volatile memory and controller real-time clocks.
The battery ensures that important operational data, controller programs, and time-sensitive information remain stored during electrical power loss.
This accessory plays an important role in maintaining controller stability and reducing downtime risks in industrial environments.
Detailed Technical Specifications of 1756-BA2
| Parameter | Specification |
|---|---|
| Model | 1756-BA2 |
| Product Type | Lithium Battery Assembly |
| Battery Chemistry | Lithium Metal |
| Nominal Voltage | 3V DC |
| Battery Capacity | 1200 mAh |
| Battery Type | Industrial lithium cell |
| Compatible Controllers | 1756-L6x Series B Controllers |
| Memory Backup Function | Supported |
| Real-Time Clock Backup | Supported |
| Connector Type | Wire lead connector |
| Installation Method | Internal chassis/controller installation |
| Operating Temperature | 0°C to 60°C |
| Extended Storage Temperature | -45°C to 85°C |
| Humidity Range | 5%–95% non-condensing |
| Shelf Life | Up to 10 years |
| Mounting Orientation | Horizontal |
| Enclosure Type | Open battery assembly |
| Power Dissipation | Approx. 4.5 W |
| Dimensions | Approx. 6.8 × 3.5 × 1.8 cm |
| Weight (kg) | Approx. 0.025–0.045 kg |
Product Features
1. Reliable Memory Retention
Maintains controller memory and stored program data during unexpected power outages.
2. Long-Life Lithium Technology
Uses lithium chemistry for stable long-term industrial performance.
3. Compact Installation Design
Small and lightweight structure allows fast installation inside control systems.
4. Stable Voltage Output
Provides reliable 3V DC backup power for controller memory systems.
5. Wide Temperature Compatibility
Designed for operation in industrial environments with changing temperature conditions.
Product Applications
PLC Memory Backup
Used to preserve ControlLogix controller memory and configuration settings.
Industrial Manufacturing Systems
Installed in production automation systems requiring stable PLC data retention.
Process Automation
Used in chemical processing, food manufacturing, and utility control systems.
Energy and Infrastructure
Supports backup memory functions in power and infrastructure automation systems.
Machine Control Systems
Used in CNC equipment, robotics, and automated machinery controllers.
Product Advantages
| Advantage | Description |
|---|---|
| Stable Lithium Chemistry | Reliable long-term operation |
| Compact Structure | Easy installation and replacement |
| Memory Protection | Prevents controller data loss |
| Long Shelf Life | Up to 10 years storage capability |
| Industrial Durability | Suitable for harsh environments |
| Low Maintenance | Minimal servicing requirements |
| Wide Temperature Range | Supports demanding conditions |
| Reliable Backup Performance | Maintains real-time clock operation |
Recommended Models from Same Series or Related Series
| Model | Product Type | Main Function | Compatible Systems | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| 1756-BA1 | Lithium Battery | Memory backup | ControlLogix | 5.1 × 2.4 × 2.0 cm | 0.017 kg |
| 1756-BA2 | Lithium Battery Assembly | Memory retention | ControlLogix 5560 | 6.8 × 3.5 × 1.8 cm | 0.025–0.045 kg |
| 1756-BATM | Battery Module | Backup power module | ControlLogix | 6 × 3 × 2 cm | 0.025 kg |
| 1756-BATA | Battery Assembly | Controller backup support | ControlLogix | 5 × 2 × 2 cm | 0.018 kg |
| 1747-BA | PLC Battery | SLC memory retention | SLC 500 systems | 5 × 2 × 2 cm | 0.015 kg |
Recommended Popular Models from Same Brand
| Model | Product Category | Main Features | Application Area | Dimensions | Weight (kg) |
|---|---|---|---|---|---|
| 1756-L71 | CPU Controller | High-speed processing | Industrial automation | 20 × 15 × 10 cm | 0.90 kg |
| 1756-L73 | CPU Controller | Advanced ControlLogix CPU | Distributed systems | 20 × 15 × 10 cm | 0.95 kg |
| 1756-EN2TR | Ethernet Module | Dual EtherNet/IP ports | Industrial networking | 14 × 11 × 8 cm | 0.45 kg |
| 1756-IF8 | Analog Input Module | 8-channel analog input | Process control | 15 × 12 × 5 cm | 0.35 kg |
| 1756-OB16E | Digital Output Module | 16-point DC output | Machine automation | 15 × 12 × 5 cm | 0.40 kg |
System Role in Industrial Automation
The 1756-BA2 plays an important role in ensuring data integrity and controller reliability within ControlLogix systems.
By maintaining controller memory during power loss, it helps reduce production downtime and prevents accidental loss of operational programs and process information.
It is especially important in systems requiring continuous operation and fast restart capability after electrical interruptions.
Installation and Maintenance Characteristics
The battery assembly connects directly to compatible ControlLogix processors using an internal connector cable.
Installation is straightforward and can typically be completed during scheduled maintenance procedures.
Periodic inspection and replacement are recommended to ensure reliable long-term backup performance.
Proper storage conditions help maximize battery lifespan and operational stability.
Industrial Reliability
The 1756-BA2 is engineered for industrial environments requiring dependable backup power for controller memory systems.
Its lithium-based design provides consistent voltage output and stable long-term operation.
The module is widely used in automation systems where maintaining controller data is critical for operational continuity.
Summary
The Allen Bradley 1756-BA2 is a lithium battery assembly designed for ControlLogix controllers requiring memory retention and real-time clock backup.
It provides reliable backup performance, compact installation, long service life, and stable industrial operation.
Its role in protecting controller memory makes it an essential accessory in many industrial automation systems.