Honeywell XNX-AMAI-NHIV1 Gas Detector | Universal Transmitter

Product Overview

The Honeywell XNX-AMAI-NHIV1 provides advanced gas detection for harsh industrial environments.

Engineers integrate this Honeywell XNX Series universal transmitter into safety systems seamlessly.

It supports infrared sensor technologies for continuous methane monitoring and toxic gas protection.

The rugged aluminium enclosure delivers reliable performance across demanding oil, gas, and chemical installations.

Technical Specifications

The following table details core physical and operational parameters using the MECE framework:

Category	Parameter	Technical Specification
Identification	Brand	Honeywell
	Model Number	XNX-AMAI-NHIV1
System Architecture	Product Series	Honeywell XNX Universal Transmitter
	Personality Type	Infrared product interface (Searchline Excel, Searchpoint Optima)
Sensing Performance	Target Gas & Range	Methane (IR 0-100% LEL / 0-5% Vol.)
	Sensitivity & Linearity	High accuracy within ±1% LEL full scale
	Response Time	T90 < 10 seconds for rapid hazard detection
Signal & Communication	Primary Output	4-20mA analog current loop
	Digital Protocol	Local HART handheld communicator support
Mechanical & Environmental	Enclosure Material	Paint-coated Aluminium housing
	Thread Entry Type	M25 thread conduit entries
	Unit Weight	4.4 kg (9.7 lbs)
Operating Limits	Temperature Range	-40°C to +65°C operating threshold
	Environmental Protection	IP66 ingress protection rating

Installation Guide

Mount the Honeywell XNX-AMAI-NHIV1 transmitter on rigid walls or pipe stands directly.

Ensure correct conduit orientation to prevent water accumulation inside the M25 enclosure entries.

Connect field cabling to designated terminals according to standard 3-wire signal wiring diagrams.

Commissioning and Maintenance Convenience

Operators perform routine calibrations without opening the explosion-proof housing structure.

Use local HART communicators or non-intrusive magnetic switches to configure all operational settings.

Backlit LCD screens present real-time gas readings, status icons, and fault codes clearly.

Compatibility Statement

The XNX-AMAI-NHIV1 communicates directly with standard DCS and PLC control networks.

It interfaces with Searchpoint Optima Plus and Searchline Excel open-path infrared gas detectors.

Generic 4-20mA receiver cards accept signal inputs without requiring specialized interface adapters.

Certifications and Standards

ATEX and IECEx hazard zone approvals cover global offshore and onshore installations.

Compliance ensures safe operation in Class I, Division 1 and Zone 1 explosive atmospheres.

Package List and Warranty Terms

• 1 x Honeywell XNX-AMAI-NHIV1 Universal Transmitter assembly
• 1 x Integral mounting hardware kit and cable glands
• 1 x Factory calibration certificate and documentation card
• 12-Month Warranty: Includes full replacement coverage for hardware manufacturing defects.

Shipping and Delivery Terms

We process and dispatch orders within 24 to 48 hours from receipt.

Express courier options include FedEx, UPS, and DHL express international services.

Typical Application Scenarios

• Offshore oil drilling platforms and floating production storage vessels
• Petrochemical processing plants and hydrocarbon storage facilities
• Gas turbine enclosure enclosures and compressor station facilities

Advanced Diagnostic Capabilities

Internal diagnostics continuously monitor optical path cleanliness and internal electronic circuit integrity.

The system flags optical obstruction and sensor fault codes immediately to minimize downtime.

Selection Guide and Model Comparison

When selecting your transmitter configuration, compare key features between these two Honeywell XNX Series units:

Feature	XNX-AMAI-NHIV1	XNX-AMAI-NNIV1
Local HART Port	Integrated Local HART interface port	No local HART port installed
Local Configuration	Direct HART handheld tool connection	Magnetic switch navigation only
Field Engineering Suitability	Ideal for complex field diagnostics	Suited for standardized automated setups

Technical Advice: Choose the Honeywell XNX-AMAI-NHIV1 if field technicians require frequent HART handheld diagnostics at the sensor location.

Global PLC Spare HUB's Insight & Field Experience

Our automation engineers frequently deploy Honeywell XNX Series transmitters in remote offshore installations.

In one LNG terminal project, ambient vibration caused signal noise on older analog units.

Upgrading to the XNX-AMAI-NHIV1 resolved signal fluctuations due to its robust optical digital filtering.

The integrated local HART connection allowed field teams to verify calibration without opening junction boxes.

This feature saved technicians hours of maintenance time during critical safety audits.

Frequently Asked Questions (FAQ)

Q1: What primary gas does the Honeywell XNX-AMAI-NHIV1 monitor?

A1: It measures Methane concentration from 0 to 100% LEL or 0 to 5% Volume using infrared optics.

Q2: How does local HART benefit plant technicians in field operations?

A2: Technicians connect HART handheld devices directly at the transmitter without breaking hazardous enclosure seals.

Q3: Can field teams install this unit in hazardous industrial areas?

A3: Yes, ATEX and IECEx certifications permit installation in Zone 1 and Zone 2 hazardous areas.

Q4: What advantage does the aluminium housing provide over other materials?

A4: The coated aluminium casing offers strong mechanical protection while keeping the total unit weight at 4.4 kg.

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