Description
The Honeywell TK-PRR021 Redundancy Module (Part No. 51309288-275) is a specialized hardware component engineered for Honeywell’s Experion Process Knowledge System (PKS). Designed to support C200 and C300 controller redundant architectures, it ensures high availability, fault tolerance, and seamless switchover capabilities for critical industrial process control environments, preventing costly downtime during hardware failures.
📊 Product Datasheet Parameters
- 🏷️ Product Type & Model: TK-PRR021 Redundancy Module (RM)
- 🔢 Manufacturer Part Number: 51309288-275 (Honeywell)
- ⚙️ System Application: Experion PKS Control Architecture (C200/C300 Controller Redundancy)
- ⚡ Current Draw (24 V DC): 0.090 A
- ⚡ Current Draw (5 V DC): 1.000 A
- ⚡ Current Draw (3.3 V DC): 0.750 A
- ⚡ Current Draw (1.2 V DC): 0.007 A
- 📐 Chassis Slots Used: 2 controller rack slots
- ⚖️ Product Net Weight: Approximately 0.45 kg
- 🌍 Country of Origin: United States
- 🛡️ Enclosure Protection: IP20 industrial standard for enclosed control cabinet installation
- 🌡️ Operating Temperature Range: 0°C to +60°C industrial environmental standard threshold
📖 Product Instructions for Use
- Power Isolation: Ensure all primary rack power sources are completely switched off and locked out before installing or extracting the redundancy module to prevent backplane bus errors or component damage.
- Electrostatic Precautions: Wear a properly grounded anti-static wrist strap when unboxing and handling the module card to protect sensitive internal microprocessors from electrostatic discharge.
- Chassis Slot Insertion: Align the module carefully with the designated dual-slot backplane interface in the Experion control rack and push evenly until fully seated and locked.
- System Synchronization: Restore rack power and verify through the Experion Station diagnostic software that the primary and secondary controller links synchronize successfully and redundancy is active.
❓ Common Questions & Answers (Q&A)
- Q: What is the primary function of the TK-PRR021 module?
A: It provides the hardware-level bridge and logic necessary to run redundant C200/C300 controllers, allowing automatic switchover to a backup controller if the primary unit faults.
- Q: How many chassis slots does this module occupy?
A: The module requires two adjacent slots within the control chassis to manage the dual-path redundancy connections.
- Q: Does replacing a faulty redundancy module require a full system shutdown?
A: Experion PKS supports hot-swapping for many system components, but replacement procedures should always follow standard plant safety protocols and redundancy guidelines to avoid process interruption.
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