Description
SERVOMEX SF3111XS
High-accuracy paramagnetic oxygen analyzer sensor for industrial process control and safety applications
| Brand | SERVOMEX |
| Model | SF3111XS |
| Voltage | 24V DC |
| Country of Origin | United Kingdom |
| Weight | 1.2 kg |
| Dimensions | 180 x 120 x 90 mm |
| Warranty | 24 months |
| Certifications | ATEX, IECEx, CE, SIL2 |
| SKU / MPN | SF3111XS |
| What’s in the box | Oxygen analyzer sensor, mounting bracket, user manual, calibration certificate |
| Measurement Type | Oxygen (O2) |
| Measurement Range | 0-100% O2 |
| Sensor Technology | Paramagnetic |
| Output Signal | 4-20 mA / HART |
| Response Time | <5 seconds |
| Operating Temperature | -20 to +55 °C |
Key benefits: Fast response time, HART communication, hazardous area certified, low maintenance, long sensor life, high accuracy
Typical applications: Combustion control, process gas analysis, petrochemical plants, power generation, safety monitoring, emissions control
Lifecycle: Active product, long-term availability with 5+ years support







Andrew C. –
The power supply unit is stable under full load. Better than expected.