0.250″ (6.35mm), 0.188″ (4.77mm), or 0.125″ (3.175mm)  sheath diameter RTD for direct immersion applications. Hazardous ratings are available.


A direct immersion-style RTD that features a 0.50″ NPT process connection and 0.50″ NPT instrument connection. The 0.250″ diameter stem is standard with optional 0.188″ and 0.125″ diameters available. Pressure rated to 3000 psi. Available with ratings for use in hazardous atmospheres. Single element with 3 or 4 wire circuits or dual 3 wire sensing elements.

Series 300 Standard Spec Sheet