Home / Products / Hazardous Rated / Temperature Transmitters Temperature Transmitters Temperature Transmitters for hazardous temperature measurement applications. Applications include explosive process environments, offshore HVAC monitoring, and dust and grain handling. Series TTE User Selectable Ranges, Optional LCD DisplayExplosion-Proof RTD Temperature Transmitter is ideal for hazardous temperature measurement applications. Secen pre-programmed temperature ranges that are selectable via an internal dip switch. Series HHT Intrinsically Safe or Explosion-Proof ModelsHazardous Area Humidity/Temperature Transmitter takes accurate measurements in the harshest environments. Sensor should be replaced annually or sooner depending on conditions.