Description
The Allen-Bradley 1756-BA2 is a specialized lithium battery assembly engineered for use with Series B ControlLogix 5560 (1756-L6x) controllers. This unit provides a stable 3V DC output with a 1200 mAh capacity, ensuring critical memory retention and real-time clock functionality during power interruptions.
Features
- Designed for Series B ControlLogix 5560 and GuardLogix controllers.
- Nominal output of 3V DC with 1200 mAh capacity.
- Integrated wire leads and connector for secure, tool-free installation.
- Maintains PLC memory and runtime metrics during power loss.
- Designed for long-term reliability in industrial environments.
Applications
- Factory Automation: Safeguards PLC logic and programs against grid instability.
- Process Control: Maintains operational continuity in chemical, refining, and food processing plants.
- CNC Systems: Protects calibrated axis positions and machine routines.
- Data Logging: Ensures alarm history and runtime data are preserved until power restoration.
Technical Specifications
| Model |
1756-BA2 |
| Manufacturer |
Allen-Bradley |
| Battery Type |
Lithium |
| Voltage |
3V DC |
| Capacity |
1200 mAh |
| Operating Temperature |
0 to 60 degC (32 to 140 degF) |
| Max Relative Humidity |
80% (non-condensing) |
| Operating Altitude |
Up to 1000 meters |
Installation Guidelines
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ESD Precautions: Use an approved grounded wrist strap when handling the battery to prevent electrostatic damage.
-
Live Maintenance: Keep backplane power ON during replacement to ensure the controller memory remains powered by the chassis, preventing program loss.
-
Safety Warning: Do not attempt to recharge this battery. Recharging poses a severe risk of fire or thermal runaway.
-
Hazardous Locations: Do not connect or disconnect the battery in potentially explosive environments (Class I, Division 2) as sparking may occur.
-
Backup Verification: Always perform a backup of the PLC program to an offline storage medium before initiating hardware maintenance.
FAQ
Which controllers are compatible with the 1756-BA2?
This battery is compatible with Series B ControlLogix 5560 controllers, including the 1756-L61, 1756-L62, 1756-L63, 1756-L64, and 1756-L65, as well as the 1756-L61S, 1756-L62S, and 1756-L63S GuardLogix models.
Can the 1756-BA2 be interchanged with the 1756-BA1?
No. These batteries are not interchangeable due to differences in connector design and electrical requirements. Using the incorrect battery can cause hardware damage.
Is this battery rechargeable?
No, this is a non-rechargeable lithium battery. Attempting to charge this unit is dangerous and will void the warranty and risk equipment damage.
