The Allen-Bradley 1771-OFE2 is an analog output module designed for precise current signal control in industrial automation applications. This module features four (4) individually isolated output channels, delivering a 4-20 mA current output, making it ideal for process control, motor speed regulation, and actuator positioning. It is part of the 1771 I/O series, requiring a single slot in any 1771 I/O chassis.
Technical Specifications
- Manufacturer: Allen-Bradley (Rockwell Automation)
- Model: 1771-OFE2 (Alternate SKU – 1771-0FE2)
- Module Type: Analog Output Module
- Number of Output Channels: Four (4) individually isolated channels
- Output Signal Range: 4-20 mA
- Digital Resolution: 12-bit binary
- Chassis Compatibility: 1771 I/O Series Chassis
- Backplane Current Draw: 750 mA at 5V DC
- Isolation: Each channel is electrically isolated
- Operating Temperature Range: 0°C to 60°C (32°F to 140°F)
- Certifications: UL, CE, CSA approved for industrial use
Key Features
- Four independent analog output channels for precise control
- Individually isolated outputs to prevent signal interference
- High-resolution 12-bit binary digital conversion
- Single-slot module for 1771 I/O chassis, maximizing rack space efficiency
- Designed for process control applications requiring accurate current loop outputs
- Compatible with legacy Allen-Bradley PLC-5 systems
Compatible Allen-Bradley Components
- Allen-Bradley PLC-5 Processors (1785 Series)
- Allen-Bradley 1771 Series I/O Chassis
- Allen-Bradley 1771 Series Power Supplies
- Allen-Bradley PanelView HMIs for system control and monitoring
Industry Applications
- Industrial process automation
- Motor speed control and actuator positioning
- Chemical processing and batching systems
- Water and wastewater treatment plants
- Food and beverage production lines
Installation & Operational Notes
- Ensure correct slot configuration in the 1771 I/O chassis
- Verify power supply compatibility before installation
- Follow wiring guidelines for 4-20 mA current loop integration
- Use proper shielding techniques to minimize electrical interference
- Regularly inspect and maintain connections for optimal performance
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