Description
Allen-Bradley 1769-OB8 CompactLogix 8-Point DC Output Module
The Allen-Bradley 1769-OB8 delivers robust DC output control for industrial automation systems. This high-current module provides reliable switching for demanding applications.
Technical Specifications
- Brand & Manufacturer: Allen-Bradley / Rockwell Automation
- Model Number: 1769-OB8
- Output Type: 8-point sourcing DC output module
- Voltage Range: 20.4-26.4V DC with reverse polarity protection
- Current Rating: 2.0A continuous per point @ 30°C
- Surge Current: 4.0A for 10ms (repeating every 2 seconds)
- Switching Speed: Turn-on: 50μs, Turn-off: 200μs maximum
- Isolation: 500V AC between field and logic circuits
- Power Consumption: 145mA @ 5.1V DC, 3.2W heat dissipation
- Operating Temperature: 0° to 60°C (32° to 140°F)
- Group Configuration: 2 isolated groups of 4 outputs each
- Wire Compatibility: 22-14 AWG solid, 22-16 AWG stranded copper
- Status Indicators: Per-point LED status, module health indicator
- Leakage Current: 0.1mA maximum off-state leakage
- Voltage Drop: 0.8V maximum on-state voltage drop
- MTBF Rating: 850,000 hours at 40°C operating temperature
Compatible Systems
- Works with 1769 CompactLogix controllers and chassis systems
- Compatible with MicroLogix 1500 controllers using expansion cables
- Integrates with DeviceNet networks using 1769-ADN adapter
- Connects to EtherNet/IP networks through 1769-AENTR adapter
- Supports Studio 5000 and RSLogix 5000 programming environments
Packaging & Shipping
- Factory-sealed package includes one 1769-OB8 module
- Installation documentation and specification sheet included
- Shipping dimensions: 8 x 8 x 5 inches, weight: 2 pounds
- Global express shipping via FedEx, UPS, and DHL available
- 12-month warranty against manufacturing defects
Related Products Comparison
- 1769-L23E: CompactLogix controller with embedded I/O and Ethernet
- 1769-OB16: 16-point DC output module for expanded control needs
Professional FAQ
- What types of loads can this high-current module control? It can drive solenoids, relays, contactors, and small motors
- Can I use different power supplies for the two output groups? Yes, each group has independent power connections
- What protection features does this module include? It features short-circuit and overload protection
- How do I monitor the status of output points? Use the individual status LEDs for each output channel
- What is the derating curve for higher ambient temperatures? Current capacity reduces to 1.5A per point at 60°C
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