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Redundant Processor Honeywell TK-PRR021 51309288-475
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Honeywell TK-PRR021 51309288-475
High-availability redundant processor for critical process control, ensuring uninterrupted operation and maximum uptime.
| Brand | Honeywell |
| Model | TK-PRR021 51309288-475 |
| Voltage | 24V DC |
| Country of Origin | USA |
| Weight | 1.2 kg |
| Dimensions | 180x120x80 mm |
| Warranty | 6 months |
| Certifications | CE, UL, ATEX |
| SKU / MPN | 51309288-475 |
| What’s in the box | Redundant processor module, mounting bracket, terminal blocks, installation manual |
| Redundancy Type | 1oo1D (One out of One with Diagnostics) |
| Processor Speed | 400 MHz |
| Memory | 512 MB RAM, 2 GB Flash |
| Communication Interfaces | Ethernet, RS-232, RS-485 |
| Operating Temperature | -40°C to +70°C |
| MTBF | >1,000,000 hours |
Key benefits: Hot-swappable redundancy, advanced diagnostics, seamless failover, extended temperature range, long lifecycle support.
Typical applications: Oil and gas refining, chemical processing, power generation, water treatment, critical infrastructure control.
Lifecycle: Active product, 15+ years availability
1 review for Redundant Processor Honeywell TK-PRR021 51309288-475
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Exact match for many brands
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Guaranteed for one full year
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Patricia E. –
Excellent build quality on the terminal blocks. Makes panel wiring neat and fast.