THIS NITROGEN FILLED THERMOMETER IS THE MOST WIDELY SPECIFIED INSTRUMENT FOR MEASURING EXHAUST GAS TEMPERATURES IN DIESEL ENGINES. THE NITROGEN FILLED SYSTEM IS BOTH RELIABLE & ACCURATE AS WELL AS ENVIRONMENT FRIENDLY. THE INSTRUMENTS ARE PROTECTED AGAINST VIBRATION USING SILICONE OIL TO ENSURE MAXIMUM LIFE UNDER THE MOST SEVERE CONDITIONS. THE INSTRUMENT FIELD APPLICATIONS ARE REFINERY / DIESEL POWER GENERATION SETS / POWER / PULP & PAPER & ALLIED PROCESS INDUSTRIES.