Instruments & Controls

The Signet 2734-2736 pH and ORP electrodes are ideal for a wide range of harsh applications. The superior glass formulation provides excellent chemical resistance in acidic and alkaline/caustic environments. The sensors incorporate ¾ inch NPT. They can also be mounted directly into Signet standard fittings (½ to 4 inch).

The Signet 2774-2777 pH and ORP electrodes are high performance sensors ideal for a wide range of applications, feature a PTFE double reference junction and a large reference chamber that combine to extend the service life.