WRCK-291 WRCK-292 Armored Thermocouple with compensation wire 

 

WRCK-291 WRCK-292 Armored Thermocouple with compensation wire Brief Description

WRCK-291 WRCK-292 Armored Thermocouple with compensation wire with Fixed adjustable thread joint, with compensating wire,WRCK series armoured type Type K Thermocouple WRCK-291 WRCK-292 has advantages of being able to bend, high temp resistance, quick thermal response time and being sturdy and durable etc. Like industrial assembly-type thermocouple, as sensor of temp measurement, WRCK-291 WRCK-292 Armored Thermocouple with compensation wire is usually used with display, recorder and electronic regulator. Moreover, WRCK-291 WRCK-292 Little junction box Armored thermocouple can also be the temp sensor element of assembly-type thermocouple.WRCK-291 WRCK-292 Armored Thermocouple with compensation wire can measure temp of liquid, stream, gas and surface of solid range -40℃～400℃ in all production processes. It is as per GB/T18404-2001 standard.

 

WRCK-291 WRCK-292 Armored Thermocouple with compensation wire Main technical parameter

Temperature measurement range and tolerance

Category	Code	Graduation	Outer diameter of well mm	Temperature℃	Max temp℃	Allowed error △t
						Measuring range℃	Allowed error value
Cu-CuNi	WRCK	T	≥Φ3	350	400	＜-200	Not provided
						-40～350	±0.75%t

Note：1）It is the absolute value of measuring temperature.

 

Thermal response time of WRCK-291 WRCK-292 Armored Thermocouple with compensation wire should not be more than requirements of the following table:

Thermal response time      T0.5S	Shell connecting type	Insulation type
Well diameter（min）
2.0	0.4	0.5
3.0	0.6	1.2
4.0	0.8	2.5
5.0	1.2	4.0
60	2.0	6.0
8.0	4.0	8.0

 

WRCK-291 WRCK-292 Armored Thermocouple with compensation wire Model

W	R	Specification
		N	NiCr－NiSi
		E	NiCr－CuNi
		C	Cu－CuNi
		Material of thermometric element	K
			Armoured type	-	1	No fixed device
					2	Fixed adjustable thread joint
					3	Flexible adjustable thread joint
					4	Fixed adjustable thread flange
					5	Flexible adjustable thread flange
					Mounting fixed type	0	No junction box
						2	Splash-proof
						3	Water-proof
						8	Hand lever
						8	Little junction box
						9	With compensating lead wire
						Junction box type	1	Insulation
							2	Shell connecting
							7	Insulation（Hand lever）
							8	Shell connecting（Hand lever）
							Working end type	3	3-couples
								4	4-couples
								5	5-couples
								6	6-couples
								Multi-couples
W	R	C	K	-	2	9	1 2	□

 

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