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Standard Thermocouple Panel Socket Lugged - Three Pin - R31

Standard Thermocouple Connectors rated to 220ºC

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IEC Colours			ANSI Colours
Part No.	Type	Colour	Part No.	Type	Colour
R31K-I	K		R31K-A	K
R31T-I	T		R31T-A	T
R31J-I	J		R31J-A	J
R31N-I	N		R31N-A	N
R31RS-I	R/S		R31RS-A	R/S
R31E-I	E		R31E-A	E
R31B-I	B		R31B-A	B
R31CU	Cu		R31CU	Cu

Thermoplastic body rated to 220ºC
Available for thermocouple types: K, T, J, N, R/S, E, B and Cu (for RTD's)
Body colour coded and thermocouple type indicated on body
Easy wiring via lipped washer
Accepts stranded or solid wires up to 0.2mm to 1.29mm diameter (0.03mm² to 1.3mm²). With washer removed: up to 1.63mm diameter (2.1mm²).

Manufactured in accordance with standard EN 50212
High purity thermocouple alloys used for male pin and female socket constructions
Polarised round pins with mechanism to prevent accidental output
Single captive screw for quick assembly

Related Thermocouple Connectors

Standard Plug -
Three Pin

Part Code: R16 Standard Socket -
Three Pin

Part Code: R25

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1	Thermocouple Type	Temperature Range (continuous)	Temperature Range (short term)
K	Nickel Chromium vs Nickel Aluminium	0°C to +1100°C	-180°C to +1350°C
T	Copper vs Constantan	-185°C to +300°C	-250°C to +400°C
J	Iron vs Constantan	+20°C to +700°C	-180°C to +750°C
N	Nicrosil vs Nisil	0°C to +1100°C	-270°C to +1300°C
E	Nickel Chromium vs Constantan	0°C to +800°C	-40°C to +900°C
R	Platinum - 13% Rhodium vs Platinum	0°C to +1600°C	-50°C to +1700°C
S	Platinum - 10% Rhodium vs Platinum	0°C to +1550°C	-50°C to +1750°C
B	Platinum - 30% Rhodium vs Platinum 6% Rhodium	+100°C to +1600°C	+100°C to +1820°C
Temperature ranges refer to the operating range of the thermocouple type. The temperature range of the connector will be as stated. Please refer to the product description for more details.