Products
- Thermocouple Elements
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Richards Thermocouple elements can be designed in many configurations. Some
of the more common forms are shown below. If you need a special type, phone
one of our sales engineers and we can make them to your requirements. The
part numbers below describe the thermocouple element type, wire gauge, method
of insulation, and construction. See the catalog number key below.
Catalog
Number Key
1. Thermocouples Types E, J, K, N, and T are Special limits of
error.
2. Thermocouples Types B, C, R, and S are Standard limits of error.
3. Wire Gauge number is shown in the left hand column and is the
first character in the catalog number.
4. The Type of thermocouple curve is the second character.
5. The next number refers to the style.
6. Replace the * with the length. 6 inch (152.4 mm) multiples
are standard but non-standard lengths are available. |
Wire
Gauge |
Wire Size |
inch. |
mm |
6 |
.162 |
4.11 |
8 |
.128 |
3.25 |
11 |
.091 |
2.31 |
14 |
.064 |
1.63 |
16 |
.051 |
1.30 |
18 |
.040 |
1.02 |
20 |
.032 |
0.81 |
22 |
.025 |
0.64 |
24 |
.020 |
0.51 |
28 |
.013 |
0.33 |
30 |
.010 |
0.25 |
38 |
.004 |
0.10 |
|
|
Twisted and welded-BARE |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K1-* |
- |
- |
- |
- |
8 |
- |
8E1-* |
8J1-* |
8K1-* |
8N1-* |
- |
- |
8T1-* |
11 |
- |
- |
- |
11K1-* |
- |
- |
- |
- |
14 |
- |
14E1-* |
14J1-* |
14K1-* |
14N1-* |
- |
- |
14T1-* |
16 |
- |
16E1-* |
16J1-* |
16K1-* |
- |
- |
- |
- |
18 |
- |
- |
- |
18K1-* |
- |
- |
- |
- |
20 |
- |
20E1-* |
20J1-* |
20K1-* |
20N1-* |
- |
- |
20T1-* |
22 |
- |
- |
- |
22K1-* |
- |
- |
- |
- |
24 |
24B1-* |
24E1-* |
24J1-* |
24K1-* |
- |
24R1-* |
24S1-* |
24T1-* |
28 |
- |
28E1-* |
- |
28K1-* |
- |
- |
- |
28T1-* |
30 |
- |
- |
30J1-* |
- |
- |
30R1-* |
30S1-* |
- |
38 |
- |
38E1-* |
38J1-* |
38K1-* |
- |
- |
- |
38T1-* |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 8J1-24 |
|
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|
Twisted and welded-OVAL
insulators |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K2-* |
- |
- |
- |
- |
8 |
- |
8E2-* |
8J2-* |
8K2-* |
8N2-* |
- |
- |
8T2-* |
11 |
- |
- |
- |
11K2-* |
- |
- |
- |
- |
14 |
- |
14E2-* |
14J2-* |
14K2-* |
14N2-* |
- |
- |
14T2-* |
16 |
- |
16E2-* |
16J2-* |
16K2-* |
- |
- |
- |
- |
18 |
- |
- |
- |
18K2-* |
- |
- |
- |
- |
20 |
- |
20E2-* |
20J2-* |
20K2-* |
20N2-* |
- |
- |
20T2-* |
22 |
- |
- |
- |
22K2-* |
- |
- |
- |
- |
24 |
- |
24E2-* |
24J2-* |
24K2-* |
- |
24R2-* |
24S2-* |
24T2-* |
28 |
- |
28E2-* |
- |
28K2-* |
- |
- |
- |
28T2-* |
30 |
- |
- |
30J2-* |
- |
- |
30R2-* |
30S2-* |
- |
38 |
- |
38E2-* |
38J2-* |
38K2-* |
- |
- |
- |
38T2-* |
Replace * with length, multiples
of 6 inches (152.4 mm) stocked. Example: 8K2-36 |
|
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Twisted and welded-ROUND insulators
|
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K2-* |
- |
- |
- |
- |
8 |
- |
8E2R-* |
8J2R-* |
8K2R-* |
8N2R-* |
- |
- |
8T2R-* |
11 |
- |
- |
- |
11K2R-* |
- |
- |
- |
- |
14 |
- |
14E2R-* |
14J2R-* |
14K2R-* |
14N2R-* |
- |
- |
14T2R-* |
16 |
- |
16E2R-* |
16J2R-* |
16K2R-* |
- |
- |
- |
- |
18 |
- |
- |
- |
18K2R-* |
- |
- |
- |
- |
20 |
- |
20E2R-* |
20J2R-* |
20K2R-* |
20N2R-* |
- |
- |
20T2R-* |
22 |
- |
- |
- |
22K2R-* |
- |
- |
- |
- |
24 |
- |
24E2R-* |
24J2R-* |
24K2R-* |
- |
24R2R-* |
24S2R-* |
24T2R-* |
28 |
- |
28E2R-* |
- |
28K2R-* |
- |
- |
- |
28T2R-* |
30 |
- |
- |
30J2R-* |
- |
- |
30R2R-* |
30S2R-* |
- |
38 |
- |
38E2R-* |
38J2R-* |
38K2R-* |
- |
- |
- |
38T2R-* |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 8K2R-30 |
|
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|
Twisted and welded-insulated for
BENT ANGLE assembly |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K2AB-H-C |
- |
- |
- |
- |
8 |
- |
8E2AB-H-C |
8J2AB-H-C |
8K2AB-H-C |
8N2AB-H-C |
- |
- |
8T2AB-H-C |
11 |
- |
- |
- |
11K2AB-H-C |
- |
- |
- |
- |
14 |
- |
14E2AB-H-C |
8J2AB-H-C |
14K2AB-H-C |
14N2AB-H-C |
- |
- |
14T2AB-H-C |
16 |
- |
16E2AB-H-C |
- |
16K2AB-H-C |
- |
- |
- |
- |
18 |
- |
- |
- |
18K2AB-H-C |
- |
- |
- |
- |
20 |
- |
20E2AB-H-C |
- |
20K2AB-H-C |
20N2AB-H-C |
- |
- |
20T2AB-H-C |
24 |
24B2AB-H-C |
24E2AB-H-C |
- |
24K2AB-H-C |
24N2AB-H-C |
24R2AB-H-C |
24S2AB-H-C |
24T2AB-H-C |
Insert "H" equal to Hot leg.
Insert "C" equal to Cold leg. Multiples of 6 inches
(152.4 mm) stocked.
Example: 8K2AB-18-18 |
|
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|
Twisted and welded-insulated for ELBOW
ANGLE assembly |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K2B-H-C |
- |
- |
- |
- |
8 |
- |
8E2B-H-C |
8J2B-H-C |
8K2B-H-C |
8N2B-H-C |
- |
- |
8T2B-H-C |
11 |
- |
- |
- |
11K2B-H-C |
- |
- |
- |
- |
14 |
- |
14E2B-H-C |
14J2B-H-C |
14K2B-H-C |
14N2B-H-C |
- |
- |
14T2B-H-C |
16 |
- |
16E2B-H-C |
16J2B-H-C |
16K2B-H-C |
- |
- |
- |
- |
18 |
- |
- |
- |
18K2B-H-C |
- |
- |
- |
- |
20 |
- |
20E2B-H-C |
20J2B-H-C |
20K2B-H-C |
20N2B-H-C |
- |
- |
20T2B-H-C |
24 |
24B2B-H-C |
24E2B-H-C |
24J2B-H-C |
24K2B-H-C |
24N2B-H-C |
24R2B-H-C |
24S2B-H-C |
24T2B-H-C |
Insert "H" equal to Hot leg. Insert
"C" equal to Cold leg. Multiples of 6 inches (152.4 mm) stocked.
Example: 8K2AB-18-18 |
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|
Twisted and welded-INSULATED FOR CERAMIC TUBE
|
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K2C-* |
- |
- |
- |
- |
8 |
- |
8E2C-* |
8J2C-* |
8K2C-* |
8N2C-* |
- |
- |
8T2C-* |
11 |
- |
- |
- |
11K2C-* |
- |
- |
- |
- |
14 |
- |
14E2C-* |
14J2C-* |
14K2C-* |
14N2C-* |
- |
- |
14T2C-* |
16 |
- |
16E2C-* |
16J2C-* |
16K2C-* |
- |
- |
- |
- |
18 |
- |
- |
- |
18K2C-* |
- |
- |
- |
- |
20 |
- |
20E2C-* |
20J2C-* |
20K2C-* |
20N2C-* |
- |
- |
20T2C-* |
22 |
- |
- |
- |
22K2C-* |
- |
- |
- |
- |
24 |
24B2C-* |
24E2C-* |
24J2C-* |
24K2C-* |
24N2C-* |
24R2C-* |
24S2C-* |
24T2C-* |
Replace * with length, multiples of 6 inches (152.4
mm) stocked. Example: 8K2C-36 |
|
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|
Twisted and welded-FISHSPINE INSULATORS
|
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
8 |
- |
8E2F-* |
8J2F-* |
8K2F-* |
8N2F-* |
- |
- |
8T2F-* |
11 |
- |
- |
- |
11K2F-* |
- |
- |
- |
- |
14 |
- |
14E2F-* |
14J2F-* |
14K2F-* |
14N2F-* |
- |
- |
14T2F-* |
16 |
- |
16E2F-* |
16J2F-* |
16K2F-* |
- |
- |
- |
- |
18 |
- |
- |
- |
18K2F-* |
- |
- |
- |
- |
20 |
- |
20E2F-* |
20J2F-* |
20K2F-* |
20N2F-* |
- |
- |
20T2C-* |
22 |
- |
- |
- |
22K2F-* |
- |
- |
- |
- |
24 |
- |
24E2F-* |
24J2F-* |
24K2F-* |
- |
- |
- |
24T2C-* |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 8K2C-36 |
|
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|
Twisted and welded-for weatherproof
head (connector not included) |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
8 |
- |
8E2WH-* |
8J2WH-* |
8K2WH-* |
8N2WH-* |
- |
- |
8T2WH-* |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 8K2WH-18 |
|
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|
Twisted and welded-INSULATED, With
Plug |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
8 |
- |
8E3-E7-* |
8J3-J7-* |
8K3-K7-* |
8N3-N7-* |
- |
- |
8T3-T7-* |
11 |
- |
- |
- |
11K3-K7-* |
- |
- |
- |
- |
14 |
- |
14E3-E7-* |
14J3-J7-* |
14K3-K7-* |
14N3-N7-* |
- |
- |
14T3-T7-* |
16 |
- |
16E3-E4-* |
16J3-J4-* |
16K3-K4-* |
- |
- |
- |
- |
18 |
- |
- |
- |
18K3-K4-* |
- |
- |
- |
- |
20 |
- |
20E3-E2-* |
20J3-J2-* |
20K3-K2-* |
20N3-N2-* |
- |
- |
20T3-T2-* |
22 |
- |
- |
- |
22K3-K2-* |
- |
- |
- |
- |
24 |
- |
24E3-E2-* |
24J3-J2-* |
24K3-K2-* |
- |
- |
- |
24T3-T2-* |
28 |
- |
28E3-E2-* |
- |
28K3-K2-* |
- |
- |
- |
28T3-T2-* |
30 |
- |
- |
- |
30K3-KM1-* |
- |
- |
- |
- |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 8K3-K7-18
Smaller gauges may be mounted on an insulator with a cable clamp
(CL) for rigidity (optional) |
|
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|
Butt welded-BARE |
Ga. |
B |
C |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
- |
6K7-* |
- |
- |
- |
- |
8 |
- |
- |
8E7-* |
8J7-* |
8K7-* |
8N7-* |
- |
- |
8T7-* |
11 |
- |
- |
- |
- |
11K7-* |
- |
- |
- |
- |
14 |
- |
- |
14E7-* |
14J7-* |
14K7-* |
14N7-* |
- |
- |
14T7-* |
16 |
- |
- |
16E4-* |
16J4-* |
16K4-* |
- |
- |
- |
- |
18 |
- |
- |
- |
- |
18K4-* |
- |
- |
- |
- |
20 |
- |
- |
20E2-* |
20J2-* |
20K2-* |
20N2-* |
- |
- |
20T2-* |
22 |
- |
- |
- |
- |
22K2-* |
- |
- |
- |
- |
24 |
24B7-* |
24C7-* |
24E2-* |
24J2-* |
24K2-* |
- |
24R7-* |
24S7-* |
24T2-* |
28 |
- |
- |
28E2-* |
- |
28K2-* |
- |
- |
- |
28T2-* |
30 |
- |
- |
- |
- |
- |
- |
30R7-* |
30S7-* |
- |
38 |
- |
- |
38E7-* |
38J7-* |
38K7-* |
- |
- |
38S7-* |
38T7-* |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 14T7-12 |
|
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|
Butt welded-ROUND FULL LENGTH INSULATOR
|
Ga. |
B |
C |
E |
J |
K |
N |
R |
S |
T |
8 |
- |
- |
8E8-* |
8J8-* |
8K8-* |
8N8-* |
- |
- |
8T8-* |
11 |
- |
- |
- |
- |
11K8-* |
- |
- |
- |
- |
14 |
- |
- |
14E8-* |
14J8-* |
14K8-* |
14N8-* |
- |
- |
14T8-* |
16 |
- |
- |
16E8-* |
16J8-* |
16K8-* |
- |
- |
- |
- |
18 |
- |
- |
- |
- |
18K8-* |
- |
- |
- |
- |
20 |
- |
- |
20E8-* |
20J8-* |
20K8-* |
20N8-* |
- |
- |
20T8-* |
22 |
- |
- |
- |
- |
22K8-* |
- |
- |
- |
- |
24 |
24B8-* |
24C8-* |
24E8-* |
24J8-* |
24K8-* |
- |
24R8-* |
24S8-* |
24T8-* |
28 |
- |
- |
28E8-* |
- |
28K8-* |
- |
- |
- |
28T8-* |
30 |
- |
- |
- |
30J8-* |
- |
- |
30R8-* |
30S8-* |
- |
38 |
- |
- |
38E8-* |
38J8-* |
38K8-* |
- |
- |
38S8-* |
38T8-* |
Replace * with length, multiples of
6 inches (152.4 mm) stocked. Example: 24S8-18 |
|
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|
Butt welded-OVAL INSULATORS |
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K9-* |
- |
- |
- |
- |
8 |
- |
8E9-* |
8J9-* |
8K9-* |
8N9-* |
- |
- |
8T9-* |
11 |
- |
- |
- |
11K9-* |
- |
- |
- |
- |
14 |
- |
14E9-* |
14J9-* |
14K9-* |
14N9-* |
- |
- |
14T9-* |
16 |
(round
insulators) |
16E9-* |
16J9-* |
16K9-* |
- |
(round
insulators) |
(round
insulators) |
- |
18 |
- |
- |
18K9-* |
- |
- |
20 |
- |
20E9-* |
20J9-* |
20K9-* |
20N9-* |
- |
- |
20T9-* |
22 |
- |
- |
- |
22K9-* |
- |
- |
- |
- |
24 |
24B9-* |
24E9-* |
24J9-* |
24K9-* |
- |
24R9-* |
24S9-* |
24T9-* |
28 |
- |
28E9-* |
- |
28K9-* |
- |
- |
- |
28T9-* |
30 |
- |
- |
30J9-* |
- |
- |
30R9-* |
30S9-* |
- |
38 |
- |
38E9-* |
38J9-* |
38K9-* |
- |
- |
38S9-* |
38T9-* |
Replace * with length, multiples of 6 inches (152.4
mm) stocked. Example: 14J9-24 |
|
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|
Double Element-BUTT WELDED & ROUND INSULATORS
|
Ga. |
B |
E |
J |
K |
N |
R |
S |
T |
6 |
- |
- |
- |
6K9D-* |
- |
- |
- |
- |
8 |
- |
8E9D-* |
8J9D-* |
8K9D-* |
8N9D-* |
- |
- |
8T9D-* |
11 |
- |
- |
- |
11K9D-* |
- |
- |
- |
- |
14 |
- |
14E9D-* |
14J9D-* |
14K9D-* |
14N9D-* |
- |
- |
14T9D-* |
16 |
- |
16E9D-* |
16J9D-* |
16K9D-* |
- |
- |
- |
- |
18 |
- |
- |
18K9D-* |
- |
- |
- |
- |
- |
20 |
- |
20E9D-* |
20J9D-* |
20K9D-* |
20N9D-* |
- |
- |
20T9D-* |
22 |
- |
- |
- |
22K9D-* |
- |
- |
- |
- |
24 |
24B9D-* |
24E9D-* |
24J9D-* |
24K9D-* |
- |
24R9D-* |
24S9D-* |
24T9D-* |
28 |
- |
28E9D-* |
- |
28K9D-* |
- |
- |
- |
28T9D-* |
30 |
- |
- |
30J9D-* |
- |
- |
30R9D-* |
30S9D-* |
- |
Replace * with length, multiples of 6 inches (152.4
mm) stocked. Example: 8K9D-36 |
|
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© Copyright
2005 Arklay S. Richards Co., Inc. |