Mineral insulated thermocouple


General Specification

Designs Design no.1…5 & IT40 Sr. Response time 6 Sec.(63.2%) for 6mm OD sheath
Head Provided in design no.4 & IT40 Sr. Smallest bending radius Twice the sheath diameter
Head material Cast aluminum Mounting Adjustable compression fitting
Head type        Standard With threaded cover & cable entry (3/4”ET/ 1/2”BSP) (In design no.4 & IT40 Sr.) 1/8”BSP(M) upto 6mm OD sheath other sizes on request in design no.4 Flange/ Threaded in IT40 Sr.


Standard with gasket & challan (IP65)
CMRS approved for group 1,IIA,IIB & II C, weatherproof to IP65
Extension  Cable
(in design no.2)
Compensating Cable with fibre glass/figre
glass/SS wire braided insulation for Thermocouple. Copper cable with
Teflon/Teflon/SS wire braided Insul. For RTD other types on request
Terminal block (in design no.3,4 & IT40) Ceramic with brass terminals & with provision for two mounting screws on 33mm PCD; terminal block is spring loaded in design no.3 & IT40 Connector
(in design no.5)
Of glass filled thermoplastic with thermocouple grade contacts & ANSI colour coaded for thermocouple (Design No.5A); Of MS, circular threaded locking type with copper contacts, 3/6 pin for RTD,(Design no.5B)
Sheath AISI316/304/321/347/310/ 446/inconel600/ Hastalloy X in 1,5,3,4,5,6,8,12,7,15,8 & 19.05mm dia for thermocouples; AISI 316 in 3.2, 4.8, 7 & 8mm dia for RTDs.
Element Simplex/duplex: J/K/T/E/N/S/R for thermocouples: Pt100, 2/3 wire for RTD with copper leads (Const./Ni. optional). Thermowell
(in IT40 Sr.)
Refer drg. No. TC260(3) for selection of Design. General construction of sensor in this case will be as per drg.no.TC259(3) using insert as per design no.3 alongwith
head & extension using nipple/union.
Insulation resistance 10 M Ohms at 500V DC, 100M