Model OI-792 -Hydrogen Sulfide Gas Monitors

The Otis Instruments Permian II Model OI-792 is a DC powered dual channel Hydrogen Sulfide Gas or Combustible Gas Monitoring system. The Permian II includes 2 Model OI-641 H2S Sensor Assemblies or 2 Model OI-130 LEL Sensor Assemblies, plus the OI-481 Strobe Light Alarm and OI-488 Audio Alarm, along with 25 feet of Sensor cable and 50 feet of power cable with battery clips. The Permian II is equipped with a digital display, dual alarm levels for Low and High alarms, and a fault indicator. Each alarm level uses 10 Amp relays, and has a visual LED indicator on the front panel. Both the Low and High alarms are adjustable full scale, and the High alarm is equipped with a High alarm disable switch.