The standard probe contains an ungrounded thermocouple assembly with a general purpose aluminum head. A terminal block is mounted in the interior of the GP head. The GP head has a 1/2 inch NPT conduit outlet.
This thermocouple assembly is also available with a four inch long stainless steel support tube for use with adjustable mounting fittings. The support tube is 1/8 inch larger in diameter than the sheath diameter. When ordering this unit, add suffix (ST) to Part No.