Honeywell 51304335-100 REV E MU-TAOX12 Analog Output Redundancy Board

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Производитель: Honeywell
Номер продукта: 51304335-100
Страна происхождения:Соединённые Штаты
Тип продукта: Analog Output Redundancy Boards
Оплата: Т/Т, Western Union
Вес: 1500г
Размеры: 310 x 180 x 75 mm
Порт отправления: Сямынь
Гарантия: 12 месяцев

Description

Managing critical control signals in high-availability environments requires robust physical distribution interfaces. The Honeywell MU-TAOX12, designated by part number 51304335-100 (Revision E), is an analog output redundancy field termination assembly (FTA) engineered for seamless integration with Honeywell TDC 3000 and Experion PKS distributed control architectures. This board interfaces redundant High-Level Analog Output (HLAO) processors to 12 field channels, ensuring system-level failover capability without loop interruption or signal attenuation.

Features

12-Channel Redundancy: Provides dual-path termination for 12 independent analog output (4-20 mA) channels.
Dual Control Ports: Equipped with two 50-pin interface connectors for active and standby Input/Output Processors (IOPs).
Hot-Swappable Topology: Built-in isolation circuits allow safe removal or replacement of redundant modules without disturbing field loops.
Diagnostic Test Points: Integrated diagnostic test points for inline current measurements during active operation.
Industrial Construction: Designed with rugged PCB tracking and protective coatings to withstand harsh cabinet environments.

Applications

Continuous Process Industries: Ideal for petrochemical plants, chemical refineries, and power generation facilities requiring zero-down-time analog controls.
Critical Actuator Loops: Used in controlling critical control valves, speed governors, and damper positioners.
Distributed Control Systems (DCS): Serves as the primary field-level connection point in Honeywell TDC 3000 and Experion control cabinets.

Technical Specifications

Parameter	Specification Value
Manufacturer	Honeywell
Model Number	MU-TAOX12
Part Number	51304335-100
Hardware Revision	Revision E
Module Type	Analog Output Redundancy Field Termination Assembly (FTA)
Number of Channels	12 Channels
Signal Type	4-20 mA current loop outputs
I/O Connectors	Dual 50-pin male header connectors (J1 and J2)
Field Connection Type	Compression screw-type terminal blocks
Terminal Wire Size Range	0.5 to 2.5 mm2 (24 to 12 AWG)
Operating Temperature	0 to 60 degC
Country of Origin	USA
Shipping Weight (Calculated)	1.5 kg
Package Dimensions (Calculated)	310 x 180 x 75 mm

Connections and Interfaces

Connector/Terminal Designation	Function / Assignment
J1 Connector	Interface to Primary Analog Output IOP/IOM (via 50-pin cable)
J2 Connector	Interface to Secondary (Redundant) Analog Output IOP/IOM (via 50-pin cable)
Terminals 1 to 24	Field output channels 1 through 12 (+ and - screw terminals)
Chassis Ground Stud	Grounding connection point for cable shield terminations

Empirical Engineering Insights

Alternative Models & Compatibility

The Revision E (51304335-100) incorporates upgraded diagnostic trace paths compared to earlier hardware iterations (such as Rev C or D). This board is fully backward-compatible with legacy MU-TAOX12 chassis. When replacing older revisions in a hot environment, verify that the redundant IOP firmware matches exactly across both primary and secondary card slots to avoid bus communication drops during initial boot-up.

Application Pitfalls & Engineering Notes

Ensure cable routing to J1 and J2 keeps cable lengths identical. A significant mismatch in cable impedance between the primary and redundant IOP paths can trigger minor calibration shifts or transient spikes in the active 4-20 mA output during a live redundancy switchover.

Commissioning & Wiring Tips

Always use high-quality shielded twisted pair (STP) cabling for the 12 analog output channels. Ground the shields strictly at the system marshalling panel end. Floating the shields at the field instrument end prevents ground loop noise from corrupting precision current loops.

Installation Guidelines

CRITICAL WARNING: De-energize all redundant 24 VDC bus feeds and isolate corresponding field loops before mounting or servicing this board. Ensure you are wearing a properly grounded Electrostatic Discharge (ESD) wrist strap to avoid permanent damage to the onboard isolation circuitry.

Mount the FTA board securely onto the standard cabinet carrier rail using standard hardware standoffs.

Connect the primary and secondary redundant system cables from the respective IOP slots to the J1 and J2 connectors, ensuring the retention clips engage completely.

Terminate the field loop wires at the compression screw terminal blocks (1 to 24), maintaining proper positive (+) and negative (-) polarity for each channel.

Connect the dedicated chassis ground wire to the grounding stud to ensure effective shielding and EMI noise suppression.

Key Features:

What is the primary function of the MU-TAOX12 board?

It serves as a Field Termination Assembly (FTA) that provides redundant connection paths for 12 analog output channels, linking them to dual High-Level Analog Output (HLAO) modules to prevent signal loss during controller failovers.

Is the Revision E board backward-compatible with older MU-TAOX12 systems?

Yes, Revision E (51304335-100) is fully backward-compatible with previous hardware revisions. It features minor layout optimizations for improved noise immunity.

How are field devices connected to this board?

Field devices connect via compression-type screw terminal blocks (channels 1 through 12, positive and negative pairs) that accept wire sizes from 24 to 12 AWG.

Does this board require external power to operate?

The board distributes power from the redundant 24 VDC bus of the associated TDC 3000 / Experion cabinet enclosure. Loop power is provided through the system connection.

Глобальная экспресс-доставка

Стандартная доставка: 4-6 рабочих дней через DHL, FedEx и UPS.
Экспресс-отправка: Отправка в тот же день для заказов со склада, сделанных до 14:00 (GMT+8).
Мировое покрытие: Обслуживаем более 150 стран, включая быструю доставку в Саудовскую Аравию и ОАЭ.

Возвраты и гарантия

30-дневная гарантия: Принимаются возвраты товаров со склада в оригинальной, заводской упаковке.
12-месячная гарантия: Каждый промышленный компонент поддерживается нашей профессиональной технической гарантией.

Заказы обрабатываются и доставляются с понедельника по пятницу (кроме государственных праздников).

Для полной информации о праве на возврат, сборах за пополнение запасов и международных возвратах, пожалуйста, ознакомьтесь с нашей официальной Политика возврата и возмещения .

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Honeywell 51304335-100 REV E MU-TAOX12 Analog Output Redundancy Board