The Allen-Bradley 1794-OB16 is a 16-point digital output module designed for the FLEX I/O system. This module provides a high-density solution for controlling field devices in industrial automation environments. It operates on a 24V DC power supply and is configured as a source output module, making it suitable for a wide range of industrial control applications requiring reliable digital signal switching.
Features
16-point digital output density for space-efficient control cabinet design.
Designed for integration with the Allen-Bradley FLEX I/O platform.
24V DC source output configuration.
Compact modular design for flexible mounting and easy system expansion.
Supports high-speed switching for industrial actuators and indicators.
Applications
The 1794-OB16 is commonly utilized in manufacturing, process control, and material handling systems where digital output control is required. It is frequently paired with FLEX I/O adapters to interface with various industrial networks, providing a robust solution for PLC-based control architectures.
Technical Specifications
Product Model
1794-OB16
Module Type
Digital Output Module
Point Count
16 Points
Voltage Rating
24V DC
Output Type
Source
Current Rating
8A (Total module current)
Manufacturer
Allen-Bradley
Installation Guidelines
Ensure the system power is disconnected before installing or removing the module from the terminal base.
Mount the module on a compatible 1794 FLEX I/O terminal base.
Ensure proper grounding of the DIN rail or mounting surface to minimize electrical noise interference.
Verify that the field power supply matches the 24V DC requirements of the module before applying power.
Maintain adequate clearance around the module to ensure proper airflow and heat dissipation.
Use shielded cabling for digital I/O signals to reduce the risk of EMI in high-noise industrial environments.
FAQ
What is the primary function of the 1794-OB16?
The 1794-OB16 is a digital output module used to interface a PLC with field devices such as relays, solenoids, or indicator lamps, allowing the controller to send 24V DC signals to these devices.
Is this module compatible with all FLEX I/O bases?
The 1794-OB16 is designed to be used with standard 1794 FLEX I/O terminal bases. Please ensure your specific terminal base supports the 16-point configuration.
