Technical Specifications
- Manufacturer: GE Fanuc (Emerson Automation Solutions)
- Model: IC693ACC302A
- Battery Capacity: 15.0 Amp‑hours (Ah)
- Memory Backup Life:
- 15 months for IC693 CPU374
- 75 months for IC693 CPUs 311–364 and all IC697 CPUs
- Shelf Life: 7 years (uninstalled)
- Dimensions (H×W×D): 145.1 × 65.0 × 39.9 mm (5.71 × 2.56 × 1.57 in)
- Casing: Black flame‑retardant ABS plastic
- Connection: 0.6 m (2.0 ft) twisted red/black 24 AWG cable with 2‑pin female connector
- Operating Temperature: 0°C to +60°C (32°F to 140°F)
- Storage Temperature: -40°C to +70°C (-40°F to 158°F)
- Relative Humidity: 5%–95% (non‑condensing)
- Compatibility: All IC693 power supplies and IC697 CPUs
- Certifications: CE, UL (industrial safety compliance)

Key Features
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Extended Memory Retention
- Delivers up to 75 months of backup for most Series 90‑30/90‑70 CPUs, drastically reducing data loss risk.
- Maintains volatile RAM content without external power, safeguarding production logic and process data.
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High Reliability & Long Service Life
- Industrial‑grade lithium‑based chemistry provides stable voltage and long shelf life.
- Flame‑retardant ABS housing offers resistance to dust, vibration, and temperature fluctuations.
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Easy Integration & Maintenance
- Plug‑and‑play connectivity with no configuration required; connects directly to PLC power supply or CPU.
- Compact, lightweight design enables flexible mounting in control cabinets.
- Clear labeling ensures quick installation and replacement by maintenance personnel.
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Cost‑Effective Downtime Prevention
- Eliminates the need for reprogramming after power failures, minimizing production downtime and labor costs.
- Reduces reliance on external UPS systems for short‑to‑medium term backup needs.
Application Scenarios
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Industrial Manufacturing
- Automotive Lines: Preserves PLC programs for robotic assembly, conveyor control, and safety interlocks during unplanned shutdowns.
- Packaging & Material Handling: Maintains batch recipes and motion control logic for uninterrupted production.
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Process Industries
- Oil & Gas: Protects critical control logic for pipeline monitoring, wellhead automation, and safety systems.
- Chemical & Petrochemical: Ensures continuous operation of reactor control, temperature/pressure regulation, and batch processing.
- Water/Wastewater: Preserves pump, valve, and treatment process logic during power interruptions.
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Power & Energy
- Thermal Power Plants: Maintains boiler, turbine, and auxiliary system control logic during maintenance or grid fluctuations.
- Renewable Energy: Safeguards wind turbine and solar farm automation data in remote, harsh environments.
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Critical Infrastructure
- Building Automation: Preserves HVAC, lighting, and security system logic in commercial and industrial facilities.
- Data Centers: Supports auxiliary PLC systems for environmental monitoring and emergency power control.










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