XNXXSG1SS Honeywell Electrochemical Sensor Assembly

Honeywell XNXXSG1SS Electrochemical Sensor Assembly

• Brand & Manufacturer: Honeywell
• Model Number: XNXXSG1SS
• Product Type: Electrochemical (EC) Smart Sensor Assembly
• Target Gas: Hydrogen (H₂) – Low range
• Detection Range: 0 to 1,000 ppm (fixed, non-selectable)
• Default Calibration Point: 500 ppm
• Calibration Gas Range: 30 to 70% of full scale (300–700 ppm)
• Lower Detectable Limit (LDL): 30 ppm
• Response Time (T50): < 60 seconds
• Response Time (T90): < 90 seconds
• Accuracy: < ±8 ppm
• Operating Temperature: -20°C to 55°C (-4°F to 131°F)
• Housing Material: Stainless Steel
• Shipping Weight: Approx. 4 kg

Key Features & Smart Design

• Pre-configured smart sensor for immediate use with XNX and Series 3000 transmitters.
• Hot-swappable – replace the XNXXSG1SS without removing system power.
• Stainless steel construction withstands harsh industrial conditions.
• Continuous toxic and oxygen monitoring for worker safety.
• Fixed 0–1000 ppm range with reliable electrochemical response.

Technical Performance Details

• Selectable Full Scale: Not applicable (fixed at 1000 ppm).
• Default Range: 1000 ppm (Hydrogen, low range).
• Calibration Gas Range: 30–70% of selected full scale (300–700 ppm).
• Default Cal Point: 500 ppm for easy setup.
• Response T50: Under 60 seconds – fast initial alarm.
• Response T90: Under 90 seconds – full stabilization.
• Accuracy: ±8 ppm ensures precise readings.
• Lower Detectable Limit: 30 ppm – reliable at low concentrations.
• Operating Temperature Range: -20°C to 55°C for versatile deployment.
• Housing: Stainless steel (SS) for corrosion resistance.

Installation & Compatibility

• Compatible with Honeywell XNX Universal Transmitter.
• Also works with Series 3000 MkII and MkIII gas detector transmitters.
• Smart sensor assembly installs directly into the transmitter cradle.
• No special tools required – plug-and-play replacement.
• Always power off the system if hot-swap is not preferred.
• Refer to the transmitter manual for step-by-step sensor change.

Package Contents

• 1 x Honeywell XNXXSG1SS Electrochemical Sensor Assembly
• Pre-installed smart electronics with factory calibration
• Protective shipping cap (remove before installation)
• Instruction sheet (quick start guide)
• No additional mounting hardware required

Shipping & Logistics

• Shipping weight: approximately 4 kg per unit.
• We ship via FedEx, UPS, or DHL – tracking provided.
• Orders dispatch within 5 business days.
• Stock availability: New, original, and in stock.
• Returns accepted within 30 days of delivery (conditions apply).

Frequently Asked Questions (FAQ)

• Is the XNXXSG1SS brand new and original?
  Yes, we supply 100% new, original Honeywell sensors with full factory specifications.
• Can I use this sensor with my Series 3000 MkII transmitter?
  Absolutely. The XNXXSG1SS is fully compatible with XNX, Series 3000 MkII, and MkIII systems.
• What is the default calibration gas value?
  The default cal point is 500 ppm, and you can use 30–70% of full scale for adjustment.
• How long does shipping take?
  We dispatch within 5 business days via FedEx, UPS, or DHL. Delivery times vary by destination.
• What is the response time for hydrogen detection?
  T50 is under 60 sec, and T90 is under 90 sec – fast and reliable.
• Can I return the sensor if it doesn't fit?
  Yes, we accept returns within 30 days, provided the sensor is unused and in original packaging.
• Is hot-swapping really safe?
  Yes, the smart design allows hot-swap, but always follow your site safety procedures.
• What is the lower detectable limit for H₂?
  The LDL is 30 ppm, ensuring sensitivity at low hydrogen concentrations.

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