AB 509-COB Control Relay Module

Product Description

The Allen-Bradley 509-COB is a compact and reliable general-purpose control relay module designed for industrial control applications. It is part of the Bulletin 509 series, which is known for its robust construction and versatility. The 509-COB model features multiple contact configurations and is ideal for use in logic-level switching, interlocking, and signal isolation within control panels and automation systems.

Product Parameters

Product Advantages

• Compact Design: Space-saving form factor allows for dense panel layouts.

• High Reliability: Long mechanical and electrical life ensures consistent performance in demanding environments.

• Versatile Contact Configuration: 4 Form C contacts provide flexible wiring options for various control logic scenarios.

• Wide Operating Temperature Range: Suitable for use in harsh industrial environments.

• Global Certifications: UL, CSA, and CE listed for compliance with international safety standards.

• Ease of Installation: Screw terminals and optional DIN rail mounting simplify setup and maintenance.

Precautions

• Coil Voltage Compatibility: Ensure the coil voltage matches the control supply voltage to prevent damage or malfunction.

• Load Ratings: Do not exceed the contact current or voltage ratings to avoid premature contact wear or welding.

• Environmental Conditions: Avoid installation in locations with excessive humidity, corrosive gases, or conductive dust unless properly enclosed.

• Wiring Practices: Follow proper wiring practices and torque specifications for terminal screws to ensure secure connections.

• Maintenance: Periodically inspect contacts for wear or pitting, especially in high-cycle or high-load applications.

Product Applications

The Allen-Bradley 509-COB is widely used in a variety of industrial and commercial applications, including:

• Control Panels: Used for logic control, interlocking, and status indication in motor control centers and PLC panels.

• Manufacturing Automation: Interfaces between controllers and field devices such as sensors, actuators, and indicators.

• HVAC Systems: Controls compressors, fans, and pumps in commercial and industrial HVAC units.

• Power Distribution: Applied in switchgear and circuit breaker control for isolation and signaling.

• Process Control: Used in chemical, water treatment, and food processing plants for control and monitoring functions.

• Building Automation: Integrated into lighting control, security systems, and elevator controls.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapor

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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