Product Overview
The CC-TFB402 (51308309-275) is a Fieldbus Interface Module (FIM) engineered for the Honeywell Experion® PKS C300 platform. This module serves as the critical communication bridge between the C300 controller and Foundation Fieldbus (FF) H1 field devices. Beyond simple connectivity, the CC-TFB402 manages segment power regulation, digital signal scheduling, and comprehensive diagnostics for the H1 network. Designed for high-availability process automation, it supports full redundancy and is a mechanical necessity for integrating "smart" instrumentation into a distributed control system (DCS). Its industrial-grade Rev E construction ensures that field data remains authoritative and trustworthy in demanding environments.
Detailed Technical Specifications
| Attribute | Details |
| Manufacturer | Honeywell (Measurex) |
| Model Number | CC-TFB402 |
| Part Number | 51308309-275 |
| Module Type | Foundation Fieldbus Interface Module (FIM 4) |
| Platform | Experion PKS C300 I/O / Series C |
| Protocol Support | Foundation Fieldbus H1 |
| Input Voltage | 24 VDC Nominal |
| Output Voltage | Regulated 24 VDC (Fieldbus H1 compliant) |
| Output Current | 500 mA per segment |
| Redundancy | Supported (Hot-standby redundant configuration) |
| Diagnostics | Segment health monitoring, power integrity, and comm status |
| Operating Temp | –40 °C to +70 °C |
| Weight | 0.40 lbs (0.18 kg) |
| Status Indicators | Front panel LEDs: Power, Comm, Fault |
| Certifications | CE, UL, CSA, IEC Safety Compliance |
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Guide
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