Omega Products FF-T-20 User Manual
Duplex Insulated
Copper-Constantan
Duplex
ANSI Type T
ANSI Color Code: Positive Wire, Blue; Negative Wire, Red; Overall, Brown
OMEGA Engineering does not use reprocessed PFA or PVC in manufacturing thermocouple wire.
“SLE” Special
Limits of Error
Available
ANSI
color
code
shown
To order
IEC color
code visit
omega.com
To order visit omega.com/gg_t_tc_wire for Pricing and Details
AWG Model Type
Insulation No. Number Wire
20 GG-T-20 Solid Glass Braid 260 500 1.5 x 2.4 (0.060 x 0.095) 4 (9)
20 GG-T-20S 7 x 28 Glass Braid 260 500 1.5 x 2.5 (0.060 x 0.100) 4 (9)
24 GG-T-24 Solid Glass Braid 200 400 1.3 x 2.0 (0.050 x 0.080) 3 (5)
Glass
24 GG-T-24S 7 x 32 Glass Braid 200 400 1.3 x 2.2 (0.050 x 0.085) 3 (5)
26 GG-T-26 Solid Glass Braid 200 400 1.1 x 1.9 (0.045 x 0.075) 2 (4)
28 GG-T-28 Solid Glass Wrap 200 400 1.0 x 1.4 (0.040 x 0.055) 2 (3)
30 GG-T-30 Solid Glass Wrap 150 300 0.9 x 1.3 (0.037 x 0.050) 2 (3)
Glass with 20 GG-T-20-SB Solid 260 500 2.2 x 3.0 (0.090 x 0.120) 6 (14)
Stainless 20S GG-T-20S-SB Solid 260 500 2.2 x 3.0 (0.085 x 0.117) 5 (11)
Steel 24 GG-T-24-SB Solid 200 400 2.2 x 3.0 (0.085 x 0.117) 5 (11)
Overbraid 24S GG-T-24S-SB Solid 200 400 2.2 x 3.0 (0.085 x 0.117) 5 (11)
Kapton 20 KK-T-20 Solid 260 500 1.5 x 2.5 (0.060 x 0.100) 5 (11)
Polymide 24 KK-T-24 Solid 260 500 1.3 x 1.9 (0.050 x 0.075) 3 (6)
Tape 30 KK-T-30 Solid 260 500 1.0 x 1.4 (0.040 x 0.055) 3 (5)
30 TG-T-30 Solid 150 300 0.9 x 1.2 (0.034 x 0.047) 1 (2)
PFA
36 TG-T-36 Solid 150 300 0.7 x 1.0 (0.028 x 0.038) 1 (2)
Glass
40 TG-T-40 Solid 150 300 0.7 x 0.9 (0.026 x 0.035) 1 (2)
20 TT-T-20 Solid 260 500 1.7 x 3.0 (0.068 x 0.116) 5 (11)
20 TT-T-20S 7 x 28 260 500 1.9 x 3.2 (0.073 x 0.126) 5 (11)
Neoflon
PFA
Performance)
40 TT-T-40†† Solid 150 300 0.4 x 0.7 (0.017 x 0.026) 1 (2)
PFA 20 TT-T-20-TWSH Solid 260 500 3.7 (0.15) 9 (20)
Polymer 20S TT-T-20S-TWSH 7 x 28 260 500 3.8 (0.15) 9 (20)
w/Twisted 24 TT-T-24-TWSH Solid 260 500 2.7 (0.11) 4 (9)
and Shielded 24S TT-T-24S-TWSH 7 x 32 260 500 2.9 (0.12) 4 (9)
Conductors
Neoflon FEP 20 FF-T-20 Solid
24 FF-T-24 Solid 200 392 1.4 x 2.4 (0.056 x 0.092) 3 (7)
FEP 20 FF-T-20-TWSH Solid 200 392 3.7 (0.15) 9 (20)
Polymer 20S FF-T-20S-TWSH 7 x 28 200 392 3.8 (0.15) 9 (20)
w/Twisted 24 FF-T-24-TWSH Solid 200 392 2.7 (0.11) 4 (9)
and Shielded 24S FF-T-24S-TWSH 7 x 32 200 392 2.9 (0.12) 4 (9)
Conductors
TFE Tape 20 TFE-T-20 Solid 260 500 1.5 x 2.5 (0.060 x 0.100) 5 (11)
Polymer 20S TFE-T-20S 7 x 28 260 500 1.5 x 2.7 (0.060 x 0.105) 5 (11)
24 TFE-T-24 Solid 260 500 1.3 x 1.9 (0.050 x 0.075) 3 (6)
24S TFE-T-24S 7 x 32 260 500 1.3 x 2.2 (0.050 x 0.085) 3 (6)
24 PP-T-24 Solid Polyvinyl 105 221 1.9 x 3 (0.075 x 0.120) 5 (10)
Polyvinyl 24 PP-T-24S 7 x 32 Polyvinyl 105 221 1.9 x 3.1 (0.080 x 0.130) 5 (10)
24 PR-T-24 Solid (Rip Cord)** 105 221 1.3 x 2.2 (0.050 x 0.086) 3 (5)
See Fused Tape Insulated TFE-T Series.
**
† Weight of spool and wire rounded to the next highest lb. (does not include packing material).
†† Overall color clear, ††† To order special limits of error wire, add “-SLE” to model number
before spool length.
Ordering Example: TT-T-24-SLE-1000, 1000' (300 m) of Type T duplex insulated special
limits of error thermocouple wire.
22 TT-T-22S 7 x 30 260 500 1.7 x 3.4 (0.065 x 0.133) 4 (9)
(High
36 TT-T-36†† Solid 150 300 0.5 x 0.8 (0.019 x 0.030) 1 (2)
Two insulated leads bonded together, but with no overjacket.
24 TT-T-24 Solid 200 400 1.4 x 2.4 (0.056 x 0.092) 3 (7)
24 TT-T-24S 7 x 32 200 400 1.6 x 2.6 (0.063 x 0.102) 3 (7)
30 TT-T-30
Note: Published prices are based on market value at time of printing and are subject to change due to
††
Solid 150 300 0.6 x 1.0 (0.024 x 0.040) 1 (2)
Nickel surcharges, Chromium and precious-metal market fluctuations.
Insulation
Conductor Overall °C °F mm (inches) (lb/1000')
Glass
Fused
Polymide
Tape
PFA Glass Braid
PFA PFA
PFA
Polymer
FEP
FEP
Polymer
TFE Tape
Polymer
Polyvinyl
Glass Braid
SS Braid
Over Glass
Fused
Polymide
Tape
PFA
Polymer and
Shielding
FEP
FEP
Polymer and
Shielding
Fused TFE
Tape
Polymer
Max Temp
200 392 1.7 x 3.0 (0.068 x 0.116) 5 (11)
Nominal Size
Discount Schedule (1000' spools only)
3 to 4 spools ....................10%
5 to 9 spools ....................15%
10 to 19 spools ..................20%
Wt.† kg/300 m
H-31
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