Allen-Bradley 1756-OF8I | ControlLogix 8-Channel Isolated Analog Output Module

 

Allen-Bradley 1756-OF8I | ControlLogix 8-Channel Isolated Analog Output Module

Overview

The Allen-Bradley 1756-OF8I is a high-performance analog output module designed for ControlLogix PLC systems, featuring 8 fully isolated analog output channels. It supports both voltage and current output signals, making it ideal for industrial process control applications that require high accuracy and noise immunity.

With independent channel isolation, this module prevents signal interference and enhances system reliability, ensuring precise analog control in demanding industrial environments.

Key Features

• 8 Isolated Analog Output Channels – Prevents crosstalk and interference
• Supports Both Voltage and Current Outputs:
  • Voltage: ±10V, 0-10V
  • Current: 0-20mA, 4-20mA
• 36-Pin Connection Interface – Ensures secure and stable wiring
• High-Resolution 15-bit Digital-to-Analog Conversion – Delivers accurate signal output
• Independently Isolated Outputs – Eliminates ground loop issues and signal interference
• Integrated Diagnostics and LED Indicators – Provides real-time status monitoring
• Compatible with ControlLogix Systems – Seamless integration with Allen-Bradley PLCs

Technical Specifications

• Model: 1756-OF8I
• Series: ControlLogix
• Number of Outputs: 8 (Individually Isolated)
• Output Signal Types:
  • Voltage: 0-10V, ±10V
  • Current: 0-20mA, 4-20mA
• Resolution: 15-bit
• Conversion Rate: 250µs per channel
• Isolation: 750V AC between channels
• Backplane Current Draw: 250mA at 5.1V DC, 150mA at 24V DC
• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Mounting: Chassis Mount (ControlLogix System)
• Connector Type: 36-Pin Terminal Block

Applications

• Process Control and Industrial Automation – Provides accurate analog output for precise system control
• Motor and Actuator Control – Ensures stable current/voltage signals for drive systems
• Factory and Machine Automation – Ideal for proportional valve and pressure control systems
• Instrumentation and Data Acquisition – Supports real-time process monitoring

Why Choose the Allen-Bradley 1756-OF8I?

• Isolated Analog Outputs – Prevents interference and ensures signal integrity
• Seamless Integration with ControlLogix PLCs – Optimized for industrial automation
• High-Resolution Output – Provides precise signal control for advanced applications
• Reliable and Durable Design – Ensures long-term performance in demanding environments

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