OXYGEN SENSORS

Model GT820 Oxygen Deficiency/Enrichment Sensor with 4-20 mA Output The SST GT820 Oxygen Deficiency/Enrichment Sensor is used to determine the concentration of oxygen present in a protected area and transmit this information to a central control point.

Model GT821 Oxygen Deficiency/Enrichment NOVA-Sensor The SST GT821 Oxygen Deficiency/Enrichment NOVA-Sensor is a completely self-contained device that measures and displays the concentration of oxygen present in a protected area, performs local control functions, and optionally transmits this information to a central control point.  Two alarm relays and a fault relay are included.

GAS ACCESSORIES This link has accessories for gas sensors.