INDUSTRIAL THERMOCOUPLES

Platinum Thermocouple Elements

Platinum 24 ga. (0.020") thermocouple elements have welded junctions. Insulators are round double bore alumina or mullite. Alumina is recommended material for use with Platinum Thermocouples. Available in lengths from 12", in 6" increments.

Example:

R-97-187-3-24"-X

Description:

Type R 24GA. (0.020") Thermocouple

997 Alumina Insulator, 3/16 O.D. w/Collar

Exposed Junction

INSULATOR TYPE		PART NUMBER (see Tables A, B, C, and D below)
MATERIAL	SIZE O.D.	PART NUMBER (see Tables A, B, C, and D below)
Mullite 60	1/8	A-60-125-B-C-X
	3/16	A-60-187-B-C-D
	1/4	A-60-250-B-C-D
Alumina 997	1/8	A-97-125-B-C-X
	3/16	A-97-187-B-C-D
	1/4	A-97-250-B-C-D
Alumina 998	1/8	A-98-125-B-C-X
	3/16	A-98-187-B-C-D
	1/4	A-98-250-B-C-D
NONE (Bare Element)	N/A	A-00-24(020)-1-C-X

All platinum thermocouples utilize 24ga. (0.020") wire unless otherwise specified.

TABLE A
THERMOCOUPLE TYPE ITS-90/IPTS-68	ORDER CODE
THERMOCOUPLE TYPE ITS-90/IPTS-68	Single Element	Dual Element¹
Pt13%Rh vs Pt	R	R2
Pt10%Rh vs Pt	S	S2
Pt30%Rh vs Pt6%Rh	B	B2
THERMOCOUPLE TYPE IPTS-48	ORDER CODE
THERMOCOUPLE TYPE IPTS-48	Single Element	Dual Element¹
Pt13%Rh vs Pt	4R	4R2
Pt10%Rh vs Pt	4S	4S2

¹Dual Element is not available in 1/8 OD and does not apply to bare elements.

TABLE B - TERMINATION OPTIONS
Order Code	Description
1	1" Bare Leads
2	Ball & Socket Insulators
3	Ball & Socket Insulators w/Collar
4	Ball & Socket Insulators w/Sleeve
5	Ball & Socket Insulators w/Collar and Sleeves
2SPC	2-Pole Plug and Tube Adapter

TABLE C - ELEMENT LENGTH
Available from 12" to 48" in 1" increments for longer lengths, Please Consult the Factory.

TABLE D - JUNCTION OPTIONS
Order Code	Description
X	Exposed
U	Recessed¹

¹Recessed available in 3/16 and 1/4 OD only.

For more information regarding Platinum Thermocouple Elements

Please consult your Marlin Catalog, Page C-72.

If you do not have a Marlin Catalog - Click Here!

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