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Core Functionality and System Role
The Honeywell CC-TAIX11 51308365-175 analog input IOTA (Input/Output Termination Assembly) provides a high-density termination solution for the Experion PKS Series C distributed control system . This assembly directly supports 16 analog input channels with full hardware-level redundancy, which ensures continuous operation in mission-critical applications . The module accommodates both voltage and current signals from field transmitters without requiring hardware changes . Furthermore, the on-board diagnostics and automatic failover capability enable proactive maintenance and minimize process disruptions .
Technical Specifications
The following table details the core technical parameters for the Honeywell CC-TAIX11 51308365-175:
| Parameter | Specification |
|---|---|
| Model Number | CC-TAIX11 51308365-175 |
| Product Type | Analog Input IOTA (Redundant) |
| System Compatibility | Experion PKS Series C, C300 Controller |
| Input Channels | 16 (12 single-ended / 4 differential) |
| Supported Signals | 4-20 mA (250Ω load), 0-5V, 1-5V, 0.4-2V |
| A/D Resolution | 16 bits |
| Hardware Accuracy | ±0.075% FS (23.5°C); ±0.15% FS (0-60°C) |
| Input Impedance | >10 MΩ (voltage); 250Ω (current) |
| CMRR | 70 dB (dc to 60 Hz, 500Ω imbalance) |
| Input Scan Rate | 50 ms |
| Common Mode Voltage | -6 to +5 V peak |
| Crosstalk | -60 dB (dc to 60 Hz) |
| Power Supply | 24 VDC, 0.195 A |
| Redundancy | Full redundant IOTA design |
| Dimensions | 29.4 × 12.0 × 7.0 cm |
| Weight | 0.38 – 0.5 kg |
| Operating Temperature | -40°C to +70°C |
Redundancy and Protection Features
The Honeywell CC-TAIX11 51308365-175 integrates redundant architecture with two independent analog input circuits on the same IOTA . Automatic failover seamlessly switches to the backup circuit upon primary failure detection, which ensures uninterrupted signal acquisition . The module includes individually protected current-limiting circuits for Class 1, Div 2 non-incendive field interfacing, eliminating the need for external fuses . Field power can be supplied directly through the IOTA, which simplifies wiring and reduces cabinet complexity .
System Compatibility
The Honeywell CC-TAIX11 51308365-175 integrates with C300 controllers and Experion PKS Series C I/O architecture . It is fully compatible with PMIO-type configurations and supports HART pass-through for intelligent device communication . This IOTA is a key component for high-availability applications across oil and gas, chemical, and power generation industries.