The Allen Bradley 1794-IE8 is an 8-channel analog input module designed for use with Flex I/O systems. It provides high-accuracy signal conversion for industrial automation applications, supporting a wide range of input signal types. This module is ideal for process control, machine automation, and monitoring applications where precise analog input data is required.
Technical Specifications
- Manufacturer: Allen Bradley (Rockwell Automation)
- Model: 1794-IE8
- Series: Flex I/O
- Number of Inputs: 8 Analog Inputs
- Input Signal Range:
- Voltage: 0-10V, ±10V, 0-5V, ±5V
- Current: 0-20 mA, 4-20 mA
- Resolution: 12-bit (4096 counts)
- Input Impedance:
- Voltage Mode: 1MΩ typical
- Current Mode: 250Ω typical
- Conversion Time: 2.5 ms per channel
- Backplane Current Draw: 40 mA at 5V DC
- Isolation Voltage: 50V continuous (channel-to-channel and channel-to-backplane)
- Accuracy: ±0.1% Full Scale
- Temperature Operating Range: 0°C to 55°C (32°F to 131°F)
- Storage Temperature Range: -40°C to 85°C (-40°F to 185°F)
- Certifications: UL, CE, C-UL, Class 1 Div 2 Hazardous Locations
Key Features
- 8 individually configurable analog input channels
- Supports multiple input signal types (voltage and current)
- 12-bit resolution for precise data acquisition
- Compact Flex I/O form factor for modular scalability
- Fast 2.5 ms conversion time per channel
- Integrated isolation protection for industrial environments
- Backplane-powered for easy integration with Flex I/O adapters
Compatible Allen Bradley Components
- Allen Bradley 1794 Flex I/O Adapters (EtherNet/IP, ControlNet, DeviceNet)
- Allen Bradley 1794 Flex I/O Chassis and Power Supplies
- Allen Bradley ControlLogix and CompactLogix PLCs
- Allen Bradley 1794-TB3 and 1794-TB3S Terminal Bases
Industry Applications
- Industrial process automation and control
- Machine condition monitoring and diagnostics
- HVAC and building management systems
- Power generation and distribution systems
- Water treatment and chemical processing plants
Installation & Operational Notes
- Ensure compatibility with Flex I/O communication adapters and controllers
- Use appropriate signal wiring to minimize noise and interference
- Configure input channels for correct voltage or current mode via PLC programming
- Regularly calibrate and verify sensor signals for optimal accuracy
- Follow Allen Bradley installation guidelines for safe and efficient operation
Request a Quote now or call us at 1-800-755-2883 for expert assistance.
TCI Supply is not an authorized Allen Bradley Distributor