Overview
Allen Bradley 1794-OF8IH Flex I/O HART Analog Output Module is a Flex I/O analog output module with HART communication capability, designed for advanced process control applications. It provides precise analog signal output along with HART digital communication, enabling enhanced field device configuration, diagnostics, and monitoring in distributed automation systems.
General Information
Part Number: 1794-OF8IH
Manufacturer: Rockwell Automation
Brand: Allen-Bradley
Country of Origin: USA
Series: Flex I/O (1794 Series)
Module Type: HART Analog Output Module
Output Type: Multi-channel analog output with HART support
Installation: DIN rail mounted via Flex I/O terminal base
Function: Advanced analog output with field device communication capability
Power Specifications
Supply Voltage: 24 V DC (via Flex I/O backplane)
Power Consumption: 3–5 W typical
Input Power Source: Backplane-powered system
Isolation: Channel-to-backplane isolation
Protection: Over-voltage and transient protection
Status Indicators: LED module and channel status indicators
Communication & Interface
Backplane Communication: Flex I/O distributed I/O system
Compatible Networks: EtherNet/IP, ControlNet, DeviceNet (via adapters)
Configuration Platform: Studio 5000 / RSLogix
Signal Output: Analog voltage/current output with HART overlay
Diagnostics: HART-based device diagnostics and channel monitoring
System Integration: PLC-based distributed control architecture with smart device support
Environmental
Operating Temperature: -20 to +60 °C
Storage Temperature: -40 to +85 °C
Humidity: 5% to 95% non-condensing
Vibration Resistance: IEC industrial standard compliant
Protection Rating: IP20
Pollution Degree: 2
Dimensions & Weight
Dimensions: 94 × 46 × 75 mm
Weight: 0.1 kg
Smart analog output with HART communication for advanced industrial process insight and control precision.