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Rosemount™ X-STREAM Enhanced XEXF Continuous Gas Analyzer
rosemount x-stream xexf
The X-STREAM Enhanced field housing analyzer provides powerful analytical technology in a wall-mountable NEMA 4X/IP66 stainless steel housing.
Special solutions for Zone 2 and Div. 2 hazardous areas are available with CSA-C/US approvals. The dual-compartment version with separated physics and electronics enables complete gas-tight separation.
Rosemount™ X-STREAM Enhanced XEXF Continuous Gas Analyzer


Enclosure Rating
Type 4X, IP 66 acc. EN 60529 for outdoor installation, protected against direct sunlight
Humidity Range
< 90 % r.h. @ 20 °C (68 °F)
< 70 % r.h. @ 40 °C (104 °F)
Up to 25 kg (55.1 lbs) (up to 45 kg (99.2 lbs) for dual compartment) depending on configuration
Analog Output
1–5, individually optically isolated 4(0)–20 mA (RB ≤ 500 Ω)
Analog Input
2 analog inputs, 0–1(10) V (Rin = 100 kΩ) or 4(0)–20 mA (Rin = 50 Ω)
Communication Protocol
Ethernet with Modbus TCP; RS 485 / 232C with Modbus RTU; 2 USB ports


  • Up to five component gas analyzer featuring NDIR/UV/VIS photometer, paramagnetic and electrochemical O2, thermal conductivity and moisture sensors
  • Enhanced performance with IntrinzX technology
  • Modern communication capabilities including web-browser accessibility
  • Outstanding reliability with a three-year warranty
  • Storage of data calibration and event log files
  • Large dynamic ranges
  • Programmable Logic Controller (PLC) controls sample handling and sample lines
  • Very low temperature dependency