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The 8C-PAIHA1 (51454470-275) is a high-accuracy analog input module developed by Honeywell International Inc. for the Experion PKS Series C I/O platform. It is designed for precision process measurement in mission-critical industrial control applications such as flow, pressure, and temperature regulation loops.
The module features enhanced signal conditioning and high-resolution conversion technology, helping to minimize thermal drift, electrical noise interference, and quantization errors. This ensures highly stable and reliable process data acquisition for advanced distributed control system (DCS) strategies.
| Parameter | Specification |
|---|---|
| Model | 8C-PAIHA1 |
| Part Number | 51454470-275 |
| Manufacturer | Honeywell International Inc. |
| Platform | Experion PKS Series C I/O |
| Function | High-accuracy analog input |
| Dimensions | 12.7 × 12.7 × 12.7 cm |
| Weight | 0.8 kg |
High-accuracy ADC circuitry with improved resolution and tighter measurement tolerance
Integrated signal isolation for improved noise immunity
Supports HART communication data pass-through for field device diagnostics
Optimized for high-fidelity regulatory control loops
What does the “HA” designation mean?
“HA” indicates High Accuracy, meaning the module provides higher precision analog-to-digital conversion compared to standard input modules.
Is HART communication supported?
Yes. The module can pass HART diagnostic data when used with compatible field devices and properly configured controllers.