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Bayonet Assemblies

Table 1 (style)

Figure 1	Bayonet with stainless steel armor

Figure 2	Bayonet with stainless steel overbraid

Figure 3	Rigid tube with stainless steel armor

Figure 4	Rigid tube with stainless steel overbraid

Figure 5	Rigid tube bayonet with male plug (only option "M" in Table 5 may be specified

Straight

Assemblies in figures 1-5 are available with straight, 45° or 90° angle configuration. Select in Table 1.

Order Code	Configuration
Order Code	Straight	45°	90°
Figure 1	R111	R145	R190
Figure 2	R211	R245	R290
Figure 3	R311	R345	R390
Figure 4	R411	R445	R490
Figure 5	R511	R545	R590

Table 2 (sensing element options)

Sensor Type	Order Code
	2-Wire*	3-Wire*
100ohm Platinum .00385 T.C. (DIN 43760) (Most commonly used)	A2	A3
Notes:	For dual element insert a "2" in front of order Code. Example: 2A3

Bayonet and Rigid Assemblies

Table 3
Temperature Range Options

Temperature Range	Order Code
-50 to +260°C -50 to +500°F	L
-50 to +400°C -50 to +750°F	S

Table 4
Dimension Option

"X" and "L" Lengths	Order Code
Refer to Figures 1-7 and specify the lengths of "X" and "L" in inches. Insert in ordering sequence. See "How To Order"

Table 5
End Terminations

Insulated Leads-Striped	B
No. 8 Spade Lugs	L
Male Plug	M Required for Figure 5. Optional for others.
1/2" BX Connector	BX
1/2" BX Connector w/ #8 Lugs	BXL

Table 6
Options

Style	Order Code
1/8" npt brass compression fitting for Figures 3 and 4	B
1/8" npt stainless steel compression for Figures 3 and 4.	S
Mating female connector for end termination "M" in Table 5	F

How to Order:

Make a selection from each table and specify "X" and "L" dimensions as shown below. Insert hyphens only where indicated.

Style

Sensing Element

Temp. Range

Dimensions

Terminations

Options

R111

(X)

Specify
in
Inches

(L)

Table 1

Table 2

Table 3

Table 4

Table 5

Table 6
(optional)

Bayonet Adapters

Table 13

Thread	Length	Part Number
1/8NPT 1/8NPT 1/8NPT 3/8-24 3/8-24 3/8-24	7/8" 1-3/8" 2-1/2" 7/8" 1-3/8" 2-1/2"	3001-1 3001-2 3001-3 3001-4 3001-5 3001-6

Part Numbers
Adapter Lengths	Pipe Clamp Sizes (IPS)
Adapter Lengths	1/2"	3/4"	1-1/2"	2"	2-1/2"	3"	3-1/2" - 4"	5"	6"
1.875" Standard	3002-1	3002-2	3002-3	3002-4	3002-5	3002-6	3002-7	3002-8	3002-9
2-1/2"	3003-1	3003-2	3003-3	3003-4	3003-5	3003-6	3003-7	3003-8	3003-9
3"	3004-1	3004-2	3004-3	3004-4	3004-5	3004-6	3004-7	3004-8	3004-9
3-1/2"	3005-1	3005-2	3005-3	3005-4	3005-5	3005-6	3005-7	3005-8	3005-9
4"	3006-1	3006-2	3006-3	3006-4	3006-5	3006-6	3006-7	3006-8	3006-9
5-1/4"	3007-1	3007-2	3007-3	3007-4	3007-5	3007-6	3007-7	3007-8	3007-9

For New Installations:
The following formula may be used to determine the "X" dimensions of bayonet RTD.

For Threaded Adapters:
X = Depth of hole + adapter length + 1/2".

For Pipe Clamp Adapters:
X = Adapter length + 3/4"
(This formula assumes the sensor is in surface contact with the pipe.)

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Thermo Sensors Corporation • P.O. Box 461947 • Garland, Texas 75046 • 1-800-889-5478 • 972-494-1566