The Honeywell CC-PAIH01 functions as a premier 16-channel High-Level Analog Input (HLAI) module for the Experion PKS Series C architecture. This 100% brand-new, original module acquires precise 4-20 mA signals from field transmitters while facilitating bidirectional HART digital communication. By integrating HART data directly into the control layer, the CC-PAIH01 allows operators to access device diagnostics and secondary process variables without auxiliary handheld tools. This module represents the Series C equivalent to the PMIO HLAIHART type, optimized for modern distributed control systems (DCS).
The CC-PAIH01 incorporates G3 conformal coating as standard to protect sensitive electronics from corrosive atmospheric contaminants.
| Attribute | Technical Detail |
| Model Number | CC-PAIH01 |
| Part Number | 51406038-175 |
| Number of Channels | 16 Circuits |
| Input Type | High-Level Analog (4-20 mA) |
| HART Support | Integrated HART digital communication per channel |
| Differential Inputs | Supported on Channels 13 through 16 |
| Coating | G3 Conformal Coating (Standard) |
| Resolution | 16-Bit A/D Conversion |
| Operating Voltage | 24V DC (via IOTA) |
| Operating Temp | 0 °C to +60 °C |
| Shipping Weight | 2.0 kg - 3.0 kg |
| Environmental Protection | EMI/RFI Shielding |
The Honeywell CC-PAIH01 resolves high-density signal acquisition and maintenance challenges in complex industrial environments:
Dual-Protocol Data Acquisition: The module simultaneously processes the 4-20 mA primary variable and the HART digital signal. This allows the DCS to monitor instrument health in real-time, effectively shifting maintenance strategies from reactive to predictive.
Specialized Differential Support: Channels 13 through 16 support differential input configurations. This flexibility allows engineers to integrate specific instrument types that require floating ground references or higher noise rejection without needing a separate module type.
G3 Harsh Environment Protection: Honeywell applies G3-level conformal coating to the 51406038-175 assembly. Consequently, the module operates reliably in pulp and paper mills, refineries, and chemical plants where hydrogen sulfide ($H_2S$) or chlorine gases would otherwise corrode standard copper traces.
Hot-Swap Functionality: The Series C architecture allows for the removal and insertion of the CC-PAIH01 under power. This ensures that a single module failure does not require a system shutdown, significantly improving the Mean Time to Repair (MTTR).
Can I access HART diagnostics through all 16 channels?
Yes. The CC-PAIH01 provides full HART passthrough capabilities for every channel, enabling the Experion PKS Asset Manager to communicate with any connected HART-enabled transmitter.
What is the significance of the 51406038-175 part number?
This specific part number identifies the CC-PAIH01 version with G3 conformal coating. It serves as the standard replacement for Series C High-Level Analog Input requirements in both standard and corrosive environments.
How does the module handle differential inputs on Channels 13-16?
These specific channels feature additional circuitry to handle signals where neither lead is tied to a common ground. This is particularly useful for reducing common-mode noise in long-distance cable runs.
Is this module compatible with older Honeywell PMIO systems?
While the CC-PAIH01 provides functionality similar to the HLAIHART PMIO type, it utilizes the Series C form factor and requires a Series C I/O Termination Assembly (IOTA). It is not physically interchangeable with legacy PMIO boards.
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