Description

Honeywell 8C-TAIXA1 Series 8 Analog Input I/O Termination Assembly

Configured for analog field signal termination in Honeywell Experion PKS and Experion LX Series 8 control systems, the Honeywell 8C-TAIXA1 (8C-TAIXA1 Analog Input I/O Termination Assembly) provides direct physical and electrical connection between field wiring and Series 8 analog input modules.

Hardware Specifications

Parameter	Specification
Model	8C-TAIXA1 (51307127-175)
Brand	Honeywell
Origin	USA
Dimensions	6 inch mounting format
Operating Temp	0 deg C to +60 deg C
Power Consumption	Field loop power distribution only; module consumption not specified
System Architecture	Honeywell Series 8 / Experion PKS / Experion LX
Module Type	Analog Input I/O Termination Assembly
Input Channels	16 single-ended analog input channels
Signal Type	4-20 mA current input
Field Device Support	2-wire and self-powered transmitters
Redundancy Type	Non-redundant
Coating Type	Conformal coated
Environmental Rating	Class G3 harsh environment protection
Nominal Voltage Rating	24 VDC
Storage Temperature	-40 deg C to +85 deg C
Humidity Range	5% to 95% RH non-condensing
Hazardous Area Certification	Class I, Division 2, Groups A, B, C, D; Class I, Zone 2

Process Control Analog Signal Interface

The Honeywell 8C-TAIXA1 supports Series 8 analog input signal termination through a dedicated field wiring interface. The assembly routes 16 single-ended analog signals to compatible Series 8 Analog Input Modules, including the 8C-PAINA1 module.

Furthermore, the termination assembly maintains organized field connections and supports transmitter loop wiring for 4-20 mA process instruments. The conformal coating protects circuit surfaces against moisture, airborne contaminants, and corrosive industrial environments.

The IOTA design separates field wiring access from the electronic input module connection point. Therefore, maintenance personnel can replace associated I/O modules while keeping field wiring connections installed.

Frequently Asked Questions

Q: Does the 8C-TAIXA1 provide analog signal conversion?

A: No. The 8C-TAIXA1 is an I/O Termination Assembly. It provides field wiring termination and signal routing, while signal processing is performed by the connected Series 8 Analog Input Module.

Q: Can the 8C-TAIXA1 support redundant operation?

A: No. The 8C-TAIXA1 is specified as a non-redundant termination assembly. Redundancy functions depend on the connected controller and I/O architecture configuration.

Q: What installation practices are required for 4-20 mA field wiring?

A: Field cables should use proper shielding, grounding, and separation from high-voltage power conductors. The shield termination method should follow the plant grounding standard and Honeywell installation requirements.

Field Installation Guidelines

Install the 8C-TAIXA1 on the designated Series 8 mounting channel and verify mechanical alignment before connection.

Connect field transmitter wiring according to the approved Honeywell terminal assignment documentation. Maintain cable segregation between analog signal wiring and high-energy switching circuits to reduce electromagnetic interference.

Terminate cable shields according to the site grounding philosophy. Avoid multiple shield grounding points unless required by the control system design.

Before commissioning, verify each analog input loop for correct polarity, continuity, and transmitter power distribution. Confirm that the connected Series 8 Analog Input Module recognizes all configured channels.

Specifications

• Brand: Honeywell

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems