Allen-Bradley | 1756-IF4FXOF2F | ControlLogix

Product Description: Allen-Bradley 1756-IF4FXOF2F

The Allen-Bradley 1756-IF4FXOF2F is a high-speed, high-resolution analog combination module featuring four differential analog input channels and two differential analog output channels. It is designed for ControlLogix systems that require precise analog data acquisition and output control. This module supports both voltage and current signals and includes advanced diagnostics, making it suitable for demanding applications such as motion feedback, advanced control, and process monitoring.

Key Features

• 4 high-resolution differential analog inputs
• 2 high-resolution differential analog outputs
• Supports current and voltage signal ranges
• High-speed data acquisition and update rates
• Advanced onboard diagnostics and status feedback
• High channel-to-channel and channel-to-backplane isolation
• Individually configurable input/output channels
• Real-time fault detection (open/short/overrange)
• Compatible with Studio 5000 Logix Designer
• Requires 1756 ControlLogix chassis and power supply

Technical Specifications

• Input Channels: 4 differential (voltage or current)
• Output Channels: 2 differential (voltage or current)
• Input Signal Ranges: ±10V, 0–10V, 0–5V, ±5V, 0–20 mA, 4–20 mA
• Output Signal Ranges: ±10V, 0–10V, ±5V, 0–5V, 0–20 mA, 4–20 mA
• Resolution: 24-bit (inputs), 16-bit (outputs)
• Input Impedance: ≥1 MΩ (voltage), 250 Ω (current)
• Output Load: ≥1 kΩ (voltage), ≤750 Ω (current)
• Conversion Rate: Configurable; high-speed performance
• Isolation: 250V RMS (channel-to-channel and to backplane)
• Operating Temperature: 0°C to 60°C
• Storage Temperature: -40°C to 85°C
• Certifications: UL, CE, CSA, ATEX, IECEx
• Mounting: 1756 ControlLogix chassis

Application Areas

• Precision motion control and feedback loops
• Process automation with analog instrumentation
• Closed-loop control in manufacturing systems
• High-resolution sensor signal acquisition
• Industrial testing and measurement systems
• OEM equipment requiring analog control and data logging

Advantages

• Combines high-speed analog input and output in one module
• High resolution ensures precise measurement and control
• Reduces module count and panel space in compact systems
• Advanced diagnostics enhance system reliability and maintenance
• Seamless integration into ControlLogix architecture for scalable applications