The OI-6900 continuously monitors the gas level of the surrounding environment and reports once a minute, the reporting rate will increase to once every five seconds when the detected gas is above the Background Gas Set-point. This set-point is adjustable. The display screen always shows the present gas concentration.


Otis Instruments

Gas Types H2S, LEL, O2, and CO

Uses an electrochemical or low-power infrared sensor element to detect a variety of toxic or combustible gases

Battery-powered assembly

Lighted LCD screen

Non-intrusive calibration

WireFree Radio GEN II 900 MHz (200 mW)

Approvals CSA Certified Explosion/Flame-Proof

Hazardous Location Certifications and Approvals

  • Class I, Division 1, Group C and D, T6
  • Ex d IIB T6
  • Zone 1, AEx d IIB T6