Chromalox Big Red Book

Controls

BT & CF PROBES Bayonet & Compression RTDs • Service Temperature to 900°F (482°C) • 304 Stainless Steel Construction • Flexible 0.275" Stainless Steel Cable (60" Length Standard) • 45 o Bend Available on Both BT and CF Styles • A Wide Variety of Immersion Lengths, Styles and Mounting Arrangements Available • Ideal for Extruders and Packaging Machines • Precision 100 Ohm PT RTD Element

T-CF PROBE TERM STYLE

BT

CF

Termination Types —

Bayonet Adapter BTA-1 7/8"

1 1.

2

3

2.

T-BT-STD STR Bayo

1/8" NPT

Bayonet

Compression Fitting T-CF-STD STR Bayo

Dimensions Straight

(57.2 mm)

2.25"

Dimensions Straight

A

B

1.625"

A

B

(41.2mm)

A = 2.25" (57.15 mm) or 3.50" (88.9 mm) B = 60" (1.54 M) T-BT-STD BND Bayo

A = 2" or 4" (50.8 mm) B = 60" (1.54 M)

Dimensions 90˚ Bend

Dimensions 90˚ Bend

T-CF-STD BND Bayo

B

(44.45 mm)

1.75" (44.45 mm)

B

1.75"

In Stock:

.50" (12.7 mm)

1.625"

Model

PCN

A

A

(41.275 mm)

CF-000-RTD-2-60-1/C CF-000-RTD-4-60-1/C CF-090-RTD-2-60-1/C CF-090-RTD-4-60-1/C BTA-1 (Bayonet Adapter)

327388 327396 327409 327417 308558

A = 2.25" (57.15 mm) or 3.50" (88.9 mm) B = 60" (1.54 M)

A = 2" or 4" B = 60" (1.54 M)

CODE

Assembly Type

Straight Probe with a Spring Loaded Bayonet Fitting Straight Probe with a Brass 1/8 NPT Compression Fitting 90˚ Angle Probe with a Spring Loaded Bayonet Fitting 90˚ Angle Probe with a Brass 1/8 NPT Compression Fitting CODE Sensor Type RTD 3-WIRE, 100 OHM, PLATINUM RTD CODE

BT-000 CF-000 BT-090 CF-090

Insertion Length (Inches)

Bayonet Style Only Bayonet Style Only

2-1/4 3-1/2

CF Style Only CF Style Only CODE

2 4

End Termination

SPADE LUGS

1/C 2/C

OTP (M) Connector for RTD OST (M) Connector for Thermocouple

BT-090

-J

-2

-2/C

Typical Model Number

H-228