MOD-1040 Oxygen Analyzer
The MOD-1040 by Modcon Systems is designed to provide accurate and reliable in-situ oxygen measurements in high-pressure pipelines, delivering precise results even in the harshest industrial conditions — with no sample extraction or conditioning required.
Key Features
High-Accuracy Measurement
- Measures oxygen levels from 0-100% across low, mid, and high range configurations
- Response time under 5 seconds (T90)
- Repeatability and linearity both under 0.5% of calibrated span
- Zero drift under 1% per year
Ex Safe & Rugged
- ATEX/IECEx certified for Zone 1 hazardous areas
- Safety Integrity Level: SIL-2
- Dual-rated stainless steel construction (316/316L)
- IP67 ingress protection
Easy Installation
- Direct in-situ measurement — installs directly on process pipe
- No explosion-proof housing or sample extraction system needed
- Zero maintenance with flexible installation options
- Operates from −20°C to +60°C (−4°F to 140°F)
Connectivity
- Power supply: 24 VDC, 1A
- Outputs: 2 × 4-20 mA
- Communication: Modbus RS485
Applications
- Oil and gas industry
- Hydrogen production
- Chemical processing
- High-pressure pipeline monitoring
- Any process industry requiring reliable in-situ oxygen measurement

