Allen-Bradley SLC 500 DC Output Module – High Current | 1746-OBP8

Allen-Bradley 1746-OBP8 SLC 500 24V DC High-Current Output Module

The Allen-Bradley 1746-OBP8 is a high-performance digital DC output module from the SLC 500 series. It offers eight sourcing channels for robust control in industrial automation applications.

Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 1746-OBP8
• Output Type: 24V DC Sourcing
• Number of Outputs: 8 (2 groups of 4 points)
• Voltage Range: 20.4-26.4V DC
• Current per Point: 2.0A at 60°C
• Total Module Current: 8.0A at 0-60°C
• On-State Delay: 1.0 ms typical
• Off-State Delay: 2.0 ms typical
• Backplane Current: 0.135A at 5V DC
• Isolation Voltage: 1500V AC
• Operating Temperature: 0 to 60°C
• Storage Temperature: -40 to 85°C
• Surge Current: 4A for 10ms

Installation Requirements

• Requires one slot in SLC 500 chassis
• Needs external 24V DC power supply
• Use 14 AWG (2 mm²) wire for connections
• Ensure proper ventilation for heat dissipation
• Follow Allen-Bradley installation guidelines

Comparison With Similar Products

• Compared to 1746-OVP16: Higher current capacity
• Compared to 1746-OW16: Faster response time
• Ideal for high-current DC applications

Packaging Information

• Single unit packaging
• Includes installation manual
• Shipping via FedEx, UPS, or DHL
• Secure protective packaging

Frequently Asked Questions

• What loads can the 1746-OBP8 drive? It controls solenoids, lamps, and relays
• Can it work with AC loads? Yes, with interposing relays
• What protection does it offer? Features e-fuse protection with LED indicators
• Is it compatible with all SLC 500 processors? Yes, with all SLC 500 systems

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