Omega Products Bare-14-J-12 User Manual

Thermocouple Elements

Bare

OMEGA® thermocouples

See omega.com

for Spare

Insulator Beads.

Single Hole (SH)

are precise temperature
measuring elements and are
made of the highest grade
materials available. They are
carefully assembled according to

75 mm

(3")

Double Hole (DH)

All shown smaller than actual size.

the highest standards set by the
industry. OMEGA’s thermocouples
are checked against standard
temperature-millivolt curves to

Fish Spine (FS)

assure calibration accuracy and
are made from material that
meets or exceeds both ANSI

Double Hole Oval (OV)

Special Limits of Error and
EN 60584-2:Tolerance Class 1.

Iron-Constantan (J), CHROMEGA®-ALOMEGA® (K), CHROMEGA®-Constantan (E) Thermocouple Wire,
Copper-Constantan (T), OMEGALLOY®-NICROSIL-NISIL (N)

To Order Visit omega.com/bare_sh_dh_ov_elements for Pricing and Details

Base Metal Thermocouples 300 mm (12") Long plus 76.2 (3") Leads Standard

Type of AWG Insulator Type J Iron- Type K CHROMEGA®- Type T Copper- Type E CHROMEGA®­ Element Wire Size Used Constantan ALOMEGA

Bare 8 Bare-8-J-12 Bare-8-K-12 Bare-8-T-12 Bare-8-E-12

Bare
Wires

Wires 14 None Bare-14-J-12 Bare-14-K-12 Bare-14-T-12 Bare-14-E-12

(No

(No 20 Bare-20-J-12 Bare-20-K-12 Bare-20-T-12 Bare-20-E-12

Insulators)

Insulators) 24 Bare-24-J-12 Bare-24-K-12 Bare-24-T-12 Bare-24-E-12
With 8 SH-1-8 S H -1- 8 -J-12 SH -1- 8- K-12 SH-1- 8 -T-12 SH-1- 8 -E-12

With
Single Hole

Single Hole 14 SH-1-14 SH -1-14-J-12 SH -1-14-K-12 SH-1-14 -T-12 SH-1-14 - E-12

Round

Round 20 SH-1-20 SH-1-20 -J-12 SH -1-20-K-12 SH -1-20 -T-12 SH-1-20-E-12

Insulators

Insulators 24 SH-1-24 SH -1-24-J-12 SH-1-24 - K-12 SH-1-24 -T-12 SH-1-24-E-12

With

With 8 DH-1-8 D H -1- 8- J-12 DH-1- 8 -K-12 DH-1-8 -T-12 DH-1- 8 - E-12

Double Hole

Double Hole 14 DH-1-14 D H -1-14 - J-12 DH-1-14 - K-12 DH-1-14-T-12 DH-1-14-E-12

Round

Round 20 DH-1-20 D H -1-20- J-12 DH-1-20 -K-12 DH-1-20 -T-12 D H-1-20-E-12

Insulators

Insulators 24 DH-1-24 DH-1-24 -J-12 DH -1-24-K-12 D H -1-24-T-12 DH -1-24-E-12

With 8 FS-260-8 FS -260-8-J-12 FS-260- 8 - K-12 FS-260- 8 -T-12 FS-26 0 - 8 -E-12

With
Single Hole

Single Hole 14 FS-200-14 FS -200-14- J-12 FS-2 0 0 -14 - K-12 FS -200-14-T-12 FS -200-14-E-12

Fish-Spine

Fish-Spine 20 FS-110-20 F S -110 -20-J-12 FS-110-20 - K-12 FS-110-20 -T-12 FS-110 -20 -E-12

Insulators

Insulators

With 8 OV-1-8 OV-1-8- J -12 OV-1- 8 - K-12 OV-1-8 -T-12 OV-1- 8 - E-12

With
Double Hole

Double Hole 14 OV-1-14 OV-1-14-J-12 OV-1-14-K-12 OV-1-14 -T-12 OV-14 - E-12

Oval

Oval 20 OV-1-20 OV-1-20- J -12 OV-1-20 -K-12 V-1-20-T-12 OV-1-20-E-12

Insulators

† Optional lengths available. When ordering, change the last digits (-12) to show actual length desired in inches and fractions or millimeters.

Over 5', consult Sales Department for pricing.

†† For R, S and B thermocouples, with RAT, SAT, BAT series, visit omega.com/rat_sat_bat.

Insulator Dimensional Chart Dimensions: mm (inch)

Single Hole Double Hole Fish Spine Double Hole Oval
AWG (SH) (DH) (FS) (OV)

Wire SH OD Well DH OD Well FS OD Well DH OD Well
Size (Indv’l) ID* ID* (Indv’l) ID* ID*

8 6.35 (0.250) 13.33 (0.525) 11.91 (0.469) 12.42 (0.489) 6.60 (0.260) 13.84 (0.545) 11.91 (0.469)
14 4.77 (0.188) 10.16 (0.400) 7.14 (0.281) 7.67 (0.302) 5.08 (0.200) 10.79 (0.425) 7.29 (0.312)
20 3.17 (0.125) 6.98 (0.275) 3.96 (0.156) 4.47 (0.176) 2.80 (0.110) 6.22 (0.245) 4.37 (0.172)
24 1.60 (0.063) 3.81 (0.150) 3.17 (0.125) 3.68 (0.145) - - - -

Recommended minimum well, tube or hole ID

*

Note: For all bead dimensions, visit omega.com/sh_dh_fs_ov.
Ordering Example: DH-1-14-K-12, 14 AWG Type K thermocouple, 300 mm (12") long with double hole (DH)

type ceramic bead insulators.

A-33

®

Constantan Constantan

Insulation Temperature Ratings**

XC 1200°C (2200°F)
SH 1600°C (2900°F)
DH 1600°C (2900°F)
FS 1200°C (2200°F)
OV 1600°C (2900°F)

Insulation only. Check operating

12.42 (0.489)

8.43 (0.332)

4.87 (0.192)

**

limits of wire.

† XE Nextel braided ceramic sleeving.