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The 8C-TAIXA1 (Part Number 51307127-175) is a high-reliability Input Output Termination Assembly (IOTA) designed for the Honeywell Experion PKS Series 8 and C300 controller systems. This 6-inch simplex...
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The 8C-TAIXA1 (Part Number 51307127-175) is a high-reliability Input Output Termination Assembly (IOTA) designed for the Honeywell Experion PKS Series 8 and C300 controller systems. This 6-inch simplex (non-redundant) assembly acts as the physical and electrical bridge between 16 field analog transmitters and the Series 8 I/O module. Engineered for high-density control cabinets, the 8C-TAIXA1 provides a stable platform for high-level analog signals, including 4-20 mA current loops and 1-5 VDC inputs, ensuring maximum signal integrity and noise rejection in demanding industrial environments.
| Specification | Details |
|---|---|
| Model Identifier | 8C-TAIXA1 |
| Part Number | 51307127-175 |
| Component Classification | Simplex Analog Input Termination Assembly (IOTA) |
| Channel Capacity | 16 Input Channels |
| Supported Signal Types | 4-20 mA (via onboard 250 Ω resistors) and 1-5 VDC |
| Input Configuration | Single-ended high-level analog inputs |
| Mounting Format | Vertical Series 8 I/O Carrier |
| Environmental Protection | G3 Conformal Coating (Standard) |
| Physical Dimensions | 6.8 cm x 10.7 cm x 7.8 cm |
| Net Weight | 0.59 kg |
Designed for the modern DCS architecture, the 8C-TAIXA1 optimizes cabinet space through its compact vertical footprint. The assembly handles the essential task of field power distribution to 2-wire transmitters while maintaining electrical isolation between channels. By decoupling the permanent field wiring from the active electronic I/O module, the 8C-TAIXA1 facilitates seamless maintenance; the seated 16-channel analog module can be "hot-swapped" without interrupting the field loop integrity. Its G3-rated coating provides a critical defense against humidity and chemical corrosion, making it a preferred choice for offshore, refinery, and petrochemical applications.
The 8C-TAIXA1 (51307127-175) is the 6-inch simplex version specifically optimized for 16-channel analog signals within the newer Series 8 hardware revisions, whereas the TAIX51 may refer to different legacy or specific sub-revision configurations.
While the 8C-TAIXA1 handles the analog 4-20 mA signal, the ability to pass HART digital data depends on the specific electronic Analog Input module (e.g., 8C-PAIH51) that is seated on the assembly.
