Omicron H2S Ogs 3.0 Gas Warning System Product: H2S Gas Warning System (Gas Detector Panel). Manufacturer/Brand: Omicron (often associated with Autronica Fire and Security for marine systems). Model: OGS 3.0/20 SLAVE. Function: Its primary purpose is to monitor for the presence of Hydrogen Sulfide ($\text{H}_2\text{S}$) gas and trigger an alarm if the concentration exceeds pre-set safety limits. Application: $\text{H}_2\text{S}$ (Hydrogen Sulfide) is a highly toxic […]