XNX-UTAI-NHNNN Honeywell Explosion-Proof Transmitter

XNX-UTAI-NHNNN Explosion-Proof Universal Transmitter by Honeywell

• Brand: Honeywell – a global leader in sensing and safety technologies.
• Model: XNX-UTAI-NHNNN – part of the reliable XNX series.
• Output Signal: 4-20mA with HART® digital communication overlay.
• Interface: Local HART® port for easy on-site configuration.
• Enclosure Material: Painted aluminium, suitable for corrosive atmospheres.
• Explosion Proof Rating: Certified for use in hazardous locations (ATEX/IECEx).
• Compatibility: Pre-configured for Honeywell Optima Plus and Excel gas detectors.
• Power Supply: 24 VDC nominal (range 18-32 VDC).
• Operating Temperature: -40°C to +65°C for extreme environments.
• Storage Temperature: -50°C to +80°C.
• Humidity Range: 0-95% RH non-condensing.
• Accuracy: ±1% of full scale (linearity and repeatability).
• Resolution: 0.01 mA for precise signal reading.
• Response Time: < 2 seconds to 90% of step change.
• EMC Immunity: Meets EN 61000-6-2 and 61000-6-4 standards.
• Protection Class: IP66/67, dust-tight and water-resistant.

Frequently Asked Questions

• Is this transmitter compatible with other sensors?
  This unit is pre-configured for Optima Plus and Excel. It may not work with other sensors without reconfiguration.
• Can I use this device in a Zone 1 hazardous area?
  Yes, the XNX-UTAI-NHNNN carries an explosion-proof certification suitable for Zone 1 and Zone 2.
• What is the maximum cable length for the 4-20mA loop?
  Keep the loop cable under 1000 meters for reliable HART® communication.
• Does the unit support both analog and digital outputs?
  Yes, it provides a 4-20mA analog signal with HART® digital data overlays.
• Is this model available in stainless steel housing?
  No, this version features a painted aluminium housing. Check other XNX variants for stainless steel.
• How do I perform a zero calibration on this transmitter?
  Use the local HART® interface or a handheld communicator to initiate calibration.
• Do you have these transmitters in stock?
  Yes, we maintain stock for immediate shipment.
• Can I return this product if it doesn't fit my application?
  We accept returns within 30 days from delivery, subject to our return policy.

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