Configured for discrete relay switching and load control in industrial control loops, the Allen-Bradley 1794-OW8 (1794-OW8 Flex 8 Point Relay Output Module) provides direct physical/electrical execution.

Nomenclature and Suffix Breakdown

• Platform Identifier: 1794
• Module Series: Flex I/O Discrete Output Module
• Variant Code: OW8 (8 point isolated relay contacts configuration)

Hardware Specification Matrix

Allen-Bradley Industrial Control and Drive Architecture

• Backplane Bus Communication Velocity: Maintains high-speed deterministic data exchange across the modular Flexbus backplane architecture to ensure synchronized discrete output updates.
• Profinet and EtherNet/IP Deterministic Networks: Interfaces seamlessly with high-speed fieldbus adapters to translate network commands into precise physical relay actuation without communication latency.
• I/O Density Scaling: Optimizes panel space by packing 8 isolated relay output points into an open-style, DIN rail mountable module housing designed for high-density architectures.
• Firmware Flash Compatibility: Supports system integration requirements through standard backplane communication protocols, allowing transparent controller coordination during runtime operations.

Delivery Package Contents

• 1 x Allen-Bradley 1794-OW8 Flex 8 Point Relay Output Module
• 1 x Hardware Specification and Instruction Sheet

Physical Mounting and Hardware Installation Guidelines

• DIN-Rail Fastening: Mount the module securely onto a standard 35 mm DIN rail within an appropriate enclosure, adhering to the open-type protection constraints.
• Thermal Management: Ensure sufficient ambient airflow around the unit to sustain reliable operations across the specified 0 deg C to +55 deg C operating temperature range.
• Wiring and Load Separation: Route high-voltage AC or DC load lines away from low-level signal cables to mitigate electromagnetic interference and protect internal contact circuits.

Technical Operation Queries

• What is the maximum switching voltage supported by the relay contacts?

  The isolated relay outputs support switching voltages up to 230 V AC and 125 V DC.

• How many discrete output channels are provided on this module?

  The unit features 8 independent isolated relay contact output points for discrete load switching.

• What is the continuous current rating per output channel?

  Each output channel is rated for a continuous switching current of 2 A.

• What is the total power consumption value of the module?

  The power consumption of the unit is rated at 5.5 W.

• What are the storage temperature boundaries for this hardware?

  Storage conditions must remain between -40 deg C and +85 deg C to prevent internal component degradation.

• What are the physical dimensions and weight of the module?

  The estimated shipping dimensions are 6.2 cm x 5 cm x 10 cm with a total mass of 0.14 kg.

• Where is this specific hardware component manufactured?

  The country of origin is the United States, with distribution processing routed through Xiamen, China.

• What mechanical key setting is assigned to this module?

  The mechanical keyswitch position is set to 9 to ensure correct alignment with matching terminal bases.