Intelligent Gas Sensor


The Ultima MOS-5 Intelligent Gas Sensor is designed to protect people, equipment, and plants from the dangers of hydrogen sulfide. Suitable for use in SIL 3 systems and approved by FM and CSA, the Ultima MOS-5 detects PPM levels of hydrogen sulfide (H2S), providing status indication and alarm outputs. Features include one-person calibration, event logging via HART, wireless capability, and four operating modes. With the MOS-5 sensor’s high tolerance for a broad range of temperatures, humidity levels, and short-term high H2S concentrations, the Ultima MOS-5 Gas Sensor is ideal for use in oil and gas applications, chemical plants and a variety of other important industrial applications.


  • suitable for use in SIL 3 systems
  • detects PPM levels of hydrogen sulfide
  • status indication and alarm outputs
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