XNX-UTSI-NNNNN Honeywell 4-20mA Sensor Transmitter

Honeywell XNX-UTSI-NNNNN Universal Infrared Transmitter

Technical Specifications

• Brand & Model: Honeywell, XNX-UTSI-NNNNN
• Product Type: Universal Transmitter Base Unit (XNX Series)
• Agency Approvals: UL and CSA certified
• Thread Type: ¾" NPT conduit entry
• Enclosure Material: Painted 316 stainless steel
• Sensor Personality: Infrared interface (I option)
• Compatible Detectors: Searchline Excel, Searchpoint Optima
• Alternative Input: 4-20 mA from Sensepoint and other sensors
• Options Installed: None (No extra options, no HART)
• Sensor Range: None (NNN - No sensor included)
• Weight: 5.0 kg

Interface & Input Capabilities

• Infrared personality supports Searchline Excel open-path gas detectors
• Compatible with Searchpoint Optima point infrared detectors
• Accepts 4-20 mA analogue inputs from Sensepoint and third-party sensors
• Auto-recognizes connected sensor type for simplified setup
• Provides loop-powered 4-20 mA output to control systems
• Configurable alarm thresholds and fault relay settings

Construction & Environmental Durability

• Painted 316 stainless steel enclosure withstands harsh chemical exposure
• NEMA 4X and IP66 rated for indoor and outdoor installations
• Operating Temperature: -40°C to +75°C
• Humidity Tolerance: 0 – 99% RH non-condensing
• Integrated surge and reverse polarity protection
• EMI/RFI filtering ensures stable operation in electrically noisy areas

Installation & Wiring Instructions

• Mount the XNX-UTSI-NNNNN using the included stainless steel brackets
• Connect infrared detectors to the dedicated communication terminals
• Wire 4-20 mA sensors to the analogue input terminals
• Use the ¾" NPT ports for power, signal, and sensor cables
• Power the transmitter with 24V DC (18-32V DC range)
• Verify all sensor wiring before applying power to the unit

Infrared Sensor Compatibility

• Supports Searchline Excel for long-range open-path gas detection
• Works with Searchpoint Optima for point infrared detection
• Accepts 4-20 mA signals from any compatible sensor device
• Sensepoint family sensors connect directly to the transmitter
• Automatic sensor detection configures the correct measurement parameters
• Digital communication provides detailed diagnostic information

Package Contents

• Honeywell XNX-UTSI-NNNNN transmitter base unit (painted stainless steel)
• Mounting bracket with stainless steel hardware kit
• Terminal block connectors (factory installed)
• Installation and wiring instruction manual
• Product rating and identification labels
• ¾" NPT cable gland adapters

Shipping & Delivery

• Orders dispatch via FedEx, UPS, or DHL express worldwide
• Shipment within 5 business days of order confirmation
• All XNX-UTSI-NNNNN units are brand new and factory-sealed
• Protective packaging ensures safe transit of the stainless steel enclosure
• Tracking number provided immediately after dispatch

Frequently Asked Questions

• Q: Is the XNX-UTSI-NNNNN compatible with Searchline Excel open-path detectors?
  A: Yes, this transmitter is specifically designed with the infrared personality to support Searchline Excel and Searchpoint Optima detectors.
• Q: Can I connect a standard 4-20 mA sensor to this transmitter?
  A: Absolutely. The XNX-UTSI-NNNNN accepts generic 4-20 mA inputs from Sensepoint and other compatible sensors.
• Q: Does this model include a local display or HART interface?
  A: No, this unit has no HART (option N) and no display. It provides a standard 4-20 mA output only.
• Q: What is the maximum distance for infrared detector cabling?
  A: Keep detector cables under 300 metres (1,000 feet) to maintain signal quality and prevent interference.
• Q: Can I use this transmitter in outdoor environments?
  A: Yes, the painted 316 stainless steel enclosure with NEMA 4X/IP66 rating is ideal for outdoor and wash-down applications.
• Q: What is the return policy for this item?
  A: We accept returns within 30 days for unused transmitters in original packaging. All units are brand new.

Contact Information Inquiries: sales@nex-auto.com , +86 153 9242 9628

Partner NexAuto Technology Limited : https://www.nex-auto.com/

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