TK-PRR021 | Honeywell Redundancy Module 3.3–24 VDC

Honeywell · Industrial Automation & Electrical

Description  The Honeywell TK-PRR021 is a high-performance redundancy module designed for reliable power and signal management in industrial control systems. Operating across a wide voltage range of 3.3–24 VDC, it supports precise current ratings for multiple voltage levels, ensuring stable performance in demanding applications.     Technical Specifications  Condition New/Never Used Surplus Brand Honeywell Category Industrial Control Modules Part Number TK-PRR021 Subcategory Redundancy Module Voltage Range 3.3–24 VDC Current Ratings 7 mA @ 1.2 VDC, 0.75 A @ 3.3 VDC, 1.0 A @ 5.1 VDC, 90 mA @ 24 VDC Relay Contact Rating 100 mA @ 30 VDC Compliance Class I, Division 2, Groups A, B, C, D Temperature Code T4A PWA Reference 51309283-300 Revision Rev K Operating Environment Hazardous industrial environments Mounting Panel/board mount Safety Rating E187439 certified Weight 460 g   Information About TK-PRR021 The TK-PRR021 is a Printed Wiring Assembly (PWA) redundancy module from Honeywell, built for Class I, Division 2 hazardous locations, certified for Groups A, B, C, and D. It is engineered to provide fault-tolerant operation in shared bus configurations, ensuring uninterrupted performance in industrial automation, process control, and critical safety systems. The module supports currents from 7 mA to 1.0 A depending on the applied voltage, with relay contacts rated at 100 mA @ 30 VDC for signal switching. Its rugged build and T4A temperature code rating make it suitable for challenging environments where safety and reliability are essential. Key Features: Wide voltage support: Operates from 3.3 VDC to 24 VDC to accommodate various control system requirements. Precise current handling: Delivers 7 mA @ 1.2 VDC, 0.75 A @ 3.3 VDC, 1.0 A @ 5.1 VDC, and 90 mA @ 24 VDC for tailored performance. Class I, Division 2 compliant: Certified for hazardous locations in Groups A, B, C, and D for safe industrial deployment. T4A temperature code: Ensures safe operation in environments with maximum surface temperatures of 120°C. Shared bus configuration: Supports redundant power and communication paths to increase system uptime. Relay contact rating: Rated for 100 mA @ 30 VDC, enabling dependable low-power switching. Rugged industrial design: Built to withstand demanding process environments and long-term operation. Revision and build traceability: Includes detailed revision markings for maintenance and configuration management. The TK-PRR021 delivers the reliability and precision required for redundancy management in mission-critical control and automation systems.

Brand: Honeywell · Category: Industrial Automation & Electrical

Key features

• Wide voltage support: Operates from 3.3 VDC to 24 VDC to accommodate various control system requirements.
• Precise current handling: Delivers 7 mA @ 1.2 VDC, 0.75 A @ 3.3 VDC, 1.0 A @ 5.1 VDC, and 90 mA @ 24 VDC for tailored performance.
• Class I, Division 2 compliant: Certified for hazardous locations in Groups A, B, C, and D for safe industrial deployment.
• T4A temperature code: Ensures safe operation in environments with maximum surface temperatures of 120°C.
• Shared bus configuration: Supports redundant power and communication paths to increase system uptime.
• Relay contact rating: Rated for 100 mA @ 30 VDC, enabling dependable low-power switching.
• Rugged industrial design: Built to withstand demanding process environments and long-term operation.
• Revision and build traceability: Includes detailed revision markings for maintenance and configuration management.

Specifications

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