Allen-Bradley 1769-OA8 CompactLogix 8-Point 240VAC Digital Output Module

Allen-Bradley 1769-OA8 CompactLogix 8-Point 240VAC Digital Output Module

The Allen-Bradley 1769-OA8 is a high-performance 8-point 240VAC digital output module engineered for demanding industrial automation applications within CompactLogix control systems. Designed for reliable AC output control, this compact module delivers precision switching for solenoid valves, motor starters, indicator lights, and other AC-powered field devices in manufacturing, process control, and material handling environments.

Technical Specifications

Key Features & Benefits

• 8 Isolated AC Output Channels: Independent control of up to 8 field devices with electrical isolation for enhanced system protection
• Wide Voltage Range: 85-265VAC operating range accommodates global voltage standards and voltage fluctuations
• Compact Modular Design: Single-slot width maximizes I/O density in space-constrained control panels
• Flexible Mounting: DIN rail or panel mount options simplify installation in diverse cabinet configurations
• Hot-Swappable: Replace modules without powering down the entire system, minimizing downtime
• Removable Terminal Blocks: Simplify wiring, maintenance, and module replacement (1769-RTBN10)
• LED Status Indicators: Per-point diagnostic LEDs enable rapid troubleshooting
• Factory Calibrated: Pre-configured and tested for immediate deployment

Application Scenarios

The 1769-OA8 module excels in applications requiring reliable AC output control:

• Manufacturing Automation: Control conveyor motors, pneumatic valves, and sorting mechanisms in assembly lines
• Process Control: Operate mixing valves, heating elements, and pump motors in chemical and food processing
• Material Handling: Manage gate actuators, diverters, and positioning systems in warehousing operations
• HVAC Systems: Switch damper actuators, fan motors, and zone control valves in building automation
• Packaging Equipment: Drive labeling machines, sealing units, and product ejectors
• Water Treatment: Control chemical dosing pumps, filtration valves, and aeration blowers

System Integration Solutions

CompactLogix Ecosystem Compatibility: Seamlessly integrates with 1769-L2x, L3x, and L4x controllers via the high-speed backplane, supporting distributed I/O architectures up to 30 modules per bank.

Power Supply Coordination: Compatible with 1769-PA2 (24VDC), 1769-PB2 (24VDC), 1769-PA4 (24VDC), and 1769-PB4 (120/240VAC) power supplies. Position within 8 module slots from power source for optimal performance.

Programming Environment: Configure and monitor via RSLogix 5000/Studio 5000 software with built-in diagnostics, forcing capabilities, and real-time status monitoring.

Network Integration: Operates within EtherNet/IP, ControlNet, or DeviceNet networks when paired with appropriate communication adapters, enabling remote I/O and distributed control strategies.

Installation & Wiring Guidelines

1. Mount module on DIN rail or panel using retaining screws (torque: 0.46 N m)
2. Connect to CompactLogix backplane ensuring proper slot alignment
3. Wire field devices using 22-14 AWG copper conductors rated for 90 °C
4. Torque terminal screws to 0.68 N m (6 lb in) to prevent loose connections
5. Verify power supply distance rating (maximum 8 modules from power source)
6. Configure I/O addressing in Studio 5000 software
7. Test each output point using forcing functions before commissioning

Frequently Asked Questions

Q: Can the 1769-OA8 control 120VAC devices?
A: Yes, the module operates across 85-265VAC, making it suitable for both 120VAC and 240VAC applications globally.

Q: What is the maximum current per output?
A: Each output supports up to 2A continuous current at rated voltage with proper heat dissipation.

Q: Is the module hot-swappable?
A: Yes, you can replace the module while the system is powered, though best practice recommends disabling outputs first.

Q: What replacement parts are available?
A: Replacement terminal blocks (1769-RTBN10), door labels (1769-RL1), and module doors (1769-RD) are available separately.

Q: Does it require an external power supply?
A: The module draws power from the CompactLogix backplane; ensure compatible power supply within distance rating.

Q: What diagnostic features are included?
A: Individual LED indicators per output, module status LED, and software-accessible fault diagnostics via Studio 5000.

Related CompactLogix Products

Warranty & Support

12-Month Manufacturer Warranty: All 1769-OA8 modules include a comprehensive 12-month warranty covering manufacturing defects and component failures under normal operating conditions. Our warranty ensures peace of mind with replacement or repair services.

Technical Support: Expert application engineers available to assist with configuration, troubleshooting, and system integration questions.

Quality Assurance: Every module undergoes rigorous factory testing including output verification, isolation testing, and thermal cycling to ensure OEM-grade reliability.

Why Choose Industrial Control Hub?

• Factory-sealed OEM products with full traceability
• Same-day shipping on in-stock items
• Competitive pricing with volume discounts available
• Technical support from certified automation specialists
• Global logistics with tracked delivery
• ISO 9001 quality management certified

Upgrade your CompactLogix system with the reliable 1769-OA8 digital output module. Order today for fast delivery and expert support.

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