Honeywell XNX-UTSE-RNIC1 Gas Transmitter Technical Guide

Engineers design the Honeywell XNX-UTSE-RNIC1 universal gas transmitter for demanding industrial hazardous locations that require accurate carbon dioxide detection. The XNX-UTSE-RNIC1 transmitter processes infrared sensor signals efficiently and drives local alarm outputs through integrated relays to ensure fast plant safety responses.

Product Summary

• This transmitter features a rugged 316 stainless steel housing with severe weather protection.
• The internal electrochemical cartridge interface supports reliable infrared carbon dioxide monitoring from 0 to 5% Vol.
• Integrated alarm and fault relays provide direct local control capabilities without requiring extra control hardware.
• Explosion-proof approvals allow seamless installation in hazardous industrial environments across North America.

Model Code Tree Structure

• XNX Series: Universal Gas Transmitter Platform
  • Approval: U = UL/CSA Certified
    • Entry Type: T = 3/4" NPT Threaded Conduit
      • Material: S = 316 Stainless Steel Construction
        • Personality: E = Interface for Electrochemical/IR Cartridges
          • Option: R = Relay Board Option Included
            • Local HART: N = No Local HART Interface
              • Sensor Range: IC1 = IR Carbon Dioxide (0 to 5% Vol)

Technical Specifications Matrix

• Brand: Honeywell
• Model: XNX-UTSE-RNIC1
• Product Type: Universal Gas Transmitter Assembly
• Gas Type: Carbon Dioxide (CO2)
• Target Sensor Technology: Infrared (IR) Absorption
• Measurement Range: 0 to 5% Vol
• Enclosure Material: 316 Stainless Steel
• Conduit Entry: Dual 3/4" NPT Openings
• Operating Temperature Range: -40°C to +65°C (-40°F to +149°F)
• Response Time: T90 < 30 seconds for standard target gas exposure
• Linearity: ±2% of full-scale reading at ambient conditions
• Sensitivity: ±1% of full scale under stable working temperatures
• Relay Outputs: 3 configurable SPDT relays (Alarm 1, Alarm 2, Fault)
• Hazardous Approvals: UL/CSA Class I, Div 1, Groups B, C, D
• Unit Weight: 6.8 kg (15 lbs)

Installation and Wiring Guidelines

• Mount the heavy unit securely to structural steel framing using proper mounting hardware.
• Seal all 3/4" NPT conduit entries using approved explosion-proof fittings to maintain enclosure integrity.
• Connect power and signal cables according to standard industrial safety practices and wire diagrams.
• Verify relay terminal contacts before connecting external control sirens or safety shutdown devices.

Packaging and Express Shipping

• Factory original packaging protects the heavy unit from drop impacts during long international transit.
• Inner custom foam inserts isolate sensitive electronic boards and sensor hardware from mechanical vibration.
• We ship orders worldwide via standard express networks including FedEx, UPS, and DHL.
• Dispatch tracking numbers allow real-time monitoring of your package delivery progress online.

Frequently Asked Questions

• Does this transmitter include local HART communications? No, this specific model variant features no local HART connection terminal.
• What housing material does this model use? The main body uses heavy-duty 316 stainless steel for maximum corrosion resistance.
• Can I connect external alarms directly to this unit? Yes, the integrated internal relay board drives external alarm devices directly.

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