XNX-UTSV-NNCB1 Universal Transmitter by Honeywell

Product Overview

This XNX transmitter is a rugged gas detector. It includes a catalytic bead sensor for LEL. The range is 0-100% LEL. It uses HART over 4-20mA output. Housing is painted 316 stainless steel. UL and CSA approved. Built for harsh industrial environments.

Key Specifications (Tree Structure)

• Manufacturer
  • Honeywell
• Model & Series
  • XNX-UTSV-NNCB1
  • XNX Universal Transmitter
• Approvals & Thread
  • UL/CSA certified
  • 3/4″ NPT entries
• Enclosure Material
  • Painted 316 Stainless Steel
• Interface
  • mV interface for milli-Volt sensors
  • Supports MPD, Sensepoint, Model 705, HT, and PPM sensors
• Options
  • No relay option
  • No local HART
• Sensor & Range
  • Catalytic Bead (CB1)
  • Range: 0-100% LEL
• Cable Ports
  • 5 ports (2 right, 2 left, 1 bottom)
  • 3/4″ NPT or M25
• Weight
  • 5 kg (Stainless Steel)
• Construction
  • Marine grade aluminium or SS316
  • 5-coat painted finish
• Dimensions
  • 159 x 197 x 113.8 mm
• Mounting
  • Integral lugs for wall mount
  • Optional pipe or ceiling bracket
• User Interface
  • Backlit LCD with magnetic wand
  • Optional HART handheld
• Environmental (Operating)
  • IP66 rating
  • Temperature: -40°C to +65°C
  • Humidity: 0-99% RH non-condensing
  • Pressure: 80-120 kPa
  • Air speed: 0-6 m/s
• Environmental (Storage)
  • Temperature: -40°C to +65°C
  • Humidity: 0-99% RH non-condensing
• Communication Options
  • Relays: 3 form C (2 alarm, 1 fault), 250VAC/5A
  • Modbus/RTU over RS-485 (isolated, 120 ohm term.)
  • FOUNDATION Fieldbus H1 (31.25 kbit/s)
  • Note: Relay, Modbus, and Fieldbus are mutually exclusive

Installation & Setup

• Mounting – Use the built-in lugs. For pipes, order the separate kit.
• Wiring – Connect to 4-20mA loop. Use NPT entries for cable glands.
• Positioning – Place in a clean, stable area. Avoid direct vibration.

Maintenance & Service

• Self-Checks – Continuous diagnostics ensure reliable operation.
• Sensor Care – Regular calibration is recommended for LEL sensing.
• Access – Easy front access for wiring and adjustments.

Compatibility & Integration

• Gas Detectors – Works with MPD, Sensepoint, Model 705, HT, and PPM.
• Control Systems – Connects to PLC, DCS, or SCADA via 4-20mA.
• Communication – HART, Modbus, or FOUNDATION Fieldbus options.

Certifications & Safety

• UL/CSA – Approved for North American hazardous locations.
• Material – 316 stainless steel offers excellent corrosion resistance.
• IP66 – Dust-tight and waterproof.

What’s Included

• XNX-UTSV-NNCB1 transmitter with catalytic sensor
• Integral mounting lugs
• Quick start guide
• Certificate of compliance

Warranty & Shipping

• Warranty – 12 months from invoice date.
• Dispatch – Ships within 12-24 hours.
• Carriers – FedEx, UPS, DHL available.

Manager’s Insight

“The XNX-UTSV-NNCB1 is a robust solution for LEL monitoring. Its stainless steel build and IP66 rating make it perfect for offshore and chemical plants. The flexible communication options (Modbus, Fieldbus) allow easy integration. A reliable choice for critical safety applications.”

Ideal Applications

• Oil and gas platforms
• Petrochemical refineries
• Chemical storage areas
• Wastewater treatment
• Pharmaceutical manufacturing

Frequently Asked Questions (FAQ)

What is the measurement range for LEL?

0-100% LEL with the catalytic bead sensor.

Can I use Modbus and relays at the same time?

No, relay, Modbus, and Fieldbus are mutually exclusive options.

What is the IP rating of this unit?

IP66 – dust-tight and protected against powerful water jets.

How many cable entries does it have?

5 ports: 2 on the right, 2 on the left, and 1 at the bottom.

What is the storage temperature range?

-40°C to +65°C.

Can I mount this on a pipe?

Yes, with the optional pipe mounting kit (Ø100-150mm).

Does it come with a backlit display?

Yes, it has a custom backlit LCD with magnetic wand operation.

What is the warranty period?

12 months. Technical support is also included.

Selection Guide

• Choose XNX-UTSV-NNCB1 for catalytic LEL detection in stainless steel.
• Select this model if you need UL/CSA approval and 3/4″ NPT entries.
• Consider communication options: relay, Modbus, or Fieldbus (choose one).
• Order the pipe mount kit separately if needed.

Contact Information

For inquiries, email sales@powergearx.com or WhatsApp +86 18030005825.

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