Honeywell XNXXSO1SS – O₂ Sensor Replacement
Product type: Smart oxygen sensor cartridge for fixed gas monitoring systems.
Key function: Measures O₂ from 0 to 25% v/v. Designed for Honeywell Analytics XNX and Series 3000 MKII / MKIII transmitters.
Core benefit: Pre-calibrated smart sensor simplifies field replacement. Reduces downtime and calibration effort.
Technical Specifications
| Brand | Honeywell Analytics |
| Model | XNXXSO1SS |
| Gas | Oxygen (O₂) |
| Measurement range | 0 – 25.0 %Vol (fixed) |
| Default calibration point | 20.9 %Vol |
| Lower detectable limit | 3.5 %Vol |
| Response time T20 | ＜10 sec |
| Response time T90 | ＜30 sec |
| Accuracy | ±0.6 %Vol |
| Operating temperature | -30°C to 55°C (-34°F to 131°F) |
| Interference immunity | Built-in compensation for common gases |
| Linearity & resolution | Linear over full range; resolution 0.1 %Vol |
| Environmental tolerance | Humidity 0-99% RH (non-condensing) |
Installation & Compatibility
- Direct fit for Honeywell XNX transmitter and Series 3000 MKII/MKIII.
- Smart sensor auto-recognizes upon insertion.
- No special tools needed. Hot-swappable design.
- Compatible with existing calibration gas (20.9% O₂).
Diagnostics & Maintenance
- On-board diagnostics report sensor health and remaining life.
- LED status indicator for quick fault checks.
- Calibration reminder – programmable alert.
- Routine maintenance: annual calibration recommended.
Typical Applications
- Chemical plants & refineries – oxygen deficiency monitoring.
- Confined space entry – safety compliance.
- Pharmaceutical manufacturing – inert gas purge control.
- Wastewater treatment – aeration process control.
Certification & Compliance
- ATEX, IECEx, and UL certified for hazardous areas.
- CE marked – meets EU standards.
- RoHS compliant.
Package Contents
- 1 × XNXXSO1SS O₂ smart sensor cartridge
- Installation guide (quick start)
- Calibration certificate
Warranty & Shipping
- 12-month warranty against manufacturing defects.
- Shipping via FedEx, UPS, DHL – global express.
- Shipping weight: 3 kg (packaged).
Frequently Asked Questions (FAQ)
- Q: Is this sensor pre-calibrated? A: Yes, factory calibrated to 20.9% O₂.
- Q: Can I use it in extreme cold? A: Yes, rated down to -30°C.
- Q: Does it work with legacy Series 3000? A: Fully compatible with MKII and MKIII.
- Q: How often to calibrate? A: Every 6–12 months depending on use.
- Q: Is it a drop-in replacement? A: Yes, no wiring changes.
Why Buy From Oiltech Controls?
- Over 15 years in industrial automation spares.
- Global shipment support with tracking.
- Tested industrial surplus / refurbished options available.
- 12-month warranty on all parts.
- Technical verification before shipment.
- Support for obsolete control systems – including Modicon Quantum.
Contact us: info@oiltechcontrols.com | +86 158 8020 0923 (WhatsApp)
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