Delta Controls model 633 electronic fluid switch senses the nature of a gas or liquid contained in a pieline.

Delta Controls model 835 tilt switch detects the presence or absence of material at the elevation of its probe.

Delta Controls models 872FM and 671FM are open channel flow transmitters using field proven ultrasonic measuring techniques.

Delta Controls model HIR temperature sensor uses infrared technology for sulfur recovery in a Claus Thermal Reactor.

Delta Controls model HTP thermocouple is a worldwide standard for protecting Claus reactors and sulfur burning processes.

Delta Controls model HTX thermocouple is designed to measure high temperatures under extremely severe conditions of a Claus Thermal Reaction Furnace.