| 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/ ½”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. |
| Weatherproof Flameproof | 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, 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 Ohms on request. | | |
