Product Details
The Honeywell TK-PRR021, also cataloged as the TK-PRR021 Redundancy Modules, operates as a dedicated hardware component for C200 controller failover execution within Experion PKS system architectures.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | TK-PRR021 (Part No. 51309288-275) |
| Brand | Honeywell |
| Origin | USA / Global Manufacturing |
| Weight | 0.45 kg (Shipping Weight: 2 kg) |
| Operating Temp | 0 to +60 deg C |
| Power Consumption | 0.090 A at 24 VDC / 1.000 A at 5 VDC / 0.750 A at 3.3 VDC / 0.007 A at 1.2 VDC |
| Product Type | Redundancy Module (RM) |
| Chassis Slots Used | 2 slots |
| Controller Support | C200 Controller Redundancy Pair |
Channel-to-Channel Isolation and Deterministic Synchronization
The TK-PRR021 module provides dedicated fiber-optic sync link routing between primary and secondary C200 controller nodes. Operating alongside field analog process loops using the 4-20 mA HART loop protocol, the redundancy interface maintains full channel-to-channel isolation across backplane buses to block common-mode noise and ground loops.
High-speed memory reflection cycles between redundant C200 processors occur continuously without impacting control execution loops or disturbing analog signal integrity across local I/O subnets.
Frequently Asked Questions
Q: How many chassis slots does the TK-PRR021 redundancy module require?
A: The TK-PRR021 occupies 2 adjacent slots within the Honeywell C200 rack chassis.
Q: What are the backplane power supply current draws for the TK-PRR021 module?
A: The module draws 0.090 A at 24 VDC, 1.000 A at 5 VDC, 0.750 A at 3.3 VDC, and 0.007 A at 1.2 VDC from the backplane power bus.
Q: Can the redundancy module be replaced while the primary controller is operating?
A: Replacement must follow Honeywell C200 maintenance procedures to ensure state synchronization is safely held by the active redundant pair during module swap.
Field Installation Guidelines
- Ensure the C200 chassis power supply capacity meets total backplane current requirements, including the multi-rail power draw of the TK-PRR021.
- Fully seat the module into the two designated chassis slots and tighten the top and bottom retaining screws to ensure proper backplane connection.
- Connect dedicated redundancy link cables directly between paired TK-PRR021 modules without routing through intermediary switches.
- Maintain clean optical fiber connections on redundancy link ports and adhere to minimum cable bend radius limits in enclosure raceways.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
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