The Honeywell 8U-TAIXA1 is a 16-channel single-ended Analog Input IOTA (Input/Output Termination Assembly) engineered for the Experion PKS distributed control system. This module provides robust signal acquisition for 4-20 mA process inputs, supporting both 2-wire and self-powered transmitter configurations. Designed for high-reliability industrial applications, it features integrated galvanic isolation and advanced filtering to maintain measurement accuracy in environments subject to electromagnetic interference.
This IOTA module is optimized for critical control environments, including:
| Model | 8U-TAIXA1 |
| Channels | 16 Single-Ended |
| Input Range | 4-20 mA |
| A/D Resolution | 16-bit |
| Scan Rate | 50 ms |
| Operating Temperature | 0 to 60 deg C |
| Storage Temperature | -40 to 85 deg C |
| Galvanic Isolation | 1000 VAC RMS / 1000 VDC |
| Accuracy (23.5 deg C) | +/- 0.075 percent of full scale |
| Accuracy (0 to 60 deg C) | +/- 0.15 percent of full scale |
Is this module compatible with 2-wire transmitters? Yes, the 8U-TAIXA1 is designed to interface with 2-wire and self-powered transmitters using standard 4-20 mA signals.
Does this unit support hot-swapping? Yes, the module supports online insertion and removal under power, allowing for maintenance without requiring a full system shutdown.
What is the primary isolation technology used? The module utilizes Icoupler technology integrated within the IOM structure to achieve high-voltage galvanic isolation.
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