Product Overview
MgO thermocouples and base metal thermocouples are all manufactured with the highest industry standards. Typically used in heat treating, molten metal, plastics and other high temperature processes for temperature monitoring, System Accuracy Tests, and more. Offered in a variety of sheath materials, diameters, and configurations, the data sheets are representative of the products we provide. For your special requirements, please contact our Sales Department.
Magnesium Oxide Thermocouples
Industrial Thermocouples Documents
Magnesium Oxide Thermocouples
| Calibration | Sheath Material | Sheath Dia. | Junction Construction | X-Dimension (IN.) | Transition Style | Y-Dimension (IN.) | Process Mntg. Device | Effective Length (IN.) | Specials |
|---|---|---|---|---|---|---|---|---|---|
| J – Iron Constantan | 1 – 304SS | 1 – 0.032 | G – Grounded Junction | 0″ – 999″ | 0 – No Trans to Flexible Lead Wire | 0″ -999″ | 0 – None | 00″ – 99″ | O – None |
| K – Chromel Alumel | 2 – Inconel 600 | 2 – 0.04 | U – Ungrounded Junction | 1 – Fibre-Glass Std Temp Trans (400 deg F) | OOO None | 1 – SS 1/2-Hex-1/2″NPT Bushing | X – Special | ||
| E – Chromel Constantan | 3 – 316SS | 3 – .063 (1/16″) | E – Exposed Junction | 2 – Fibre-Glass w/Flex Armor Std Temp Trans (400 deg F) | 2 – SS 3/4-Hex-3/4″NPT Bushing | D – Dual Element | |||
| T – Copper Constantan | 4 – 310SS | 4 – .125 (1/8″) | H – Spcl Half Exposed Junction | 3 – Fibre-Glass w/SSOB Std Temp Trans (400 degF) | 3 – CS 1/2-Hex-1/2″NPT Bushing | C – Lot Certification | |||
| N – Nicrosil Nisil | 5 – 446SS | 5 – .188 (3/16″) | S – Squared Tip-Grounded Junction | 4 – PVC Insulation Std Temp Trans (400 deg F) | 4 – CS 3/4-Hex-3/4″NPT Bushing | E – Individual Cert | |||
| R – Plat 13% Rhodium | 6 – Tantalum | 6 – .250 (1/4″) | A – 45 Deg Angle Tip-Grounded Junction | 5 – Teflon Insulation Std Temp Trans (400 deg F) | 5 – Hex Proc Mtg Ftg-1/8″NPT | F – Evac & Backfill | |||
| S – Plat 10% Rhodium | 7 – Molybdenum | 7 – .315 (5/16″) | O – No Junction | 6 – Teflon w/SSOB Std Temp Trans (400 deg F) | 6 – Hex Proc Mtg Ftg-1/4″NPT | W – Weld Pad (Specify specs) | |||
| B – Plat 6% Plat 30% Rhod | 8 – Inconel 601 | 8 – .375 (3/8″) | 7 – Hitemp Glass insulation w/SSOB Std Temp Trans (400 deg F) | 7 – Hex Proc Mtg Ftg-3/8″NPT | L – Low Drift/Lot Certification | ||||
| C – W/5% re-W/26% re | 9 – Pyrosil | 9 – .500 (1/2″) | 8 – Teflon Insulation No Trans body | 8 – Hex Proc Mtg Ftg-1/2″NPt | 2 – Dual Element & Lot Certification | ||||
| G – W3% re-W25% re | A – Hast C-276 | M – 0.09 | 9 – Teflon w/flex armor Std Temp Trans (400 deg F) | 9 – Hex Proc Mtg Ftg-3/4″NPT | |||||
| P – Plt 40% RH-Plt 20% Rh | H – 2300 | F – 0.02 | M – Hitemp Glass insulation Std Temp Trans (400 deg F) | A – BR Adj Comp Ftg-1/8″NPT | |||||
| W – W-W/26% re | P – Plat 10% Rhodium | E – 0.01 | C – PVC Coil Cord | B – BR Adj Comp Ftg-1/4″NPT | |||||
| M – NI/NI Moly | T – Plat 20% Rhodium | L – .750 (3/4″) | F – PVC Insulation w/Flex Armor Std Temp Trans (400degF) | C – BR Adj Comp Ftg-3/8″NPT | |||||
| D – W/3% re-W/25% re | G – 347SS | C – 0.013 | K – Kapton Insulation Std Temp Trans (400 deg F) | D – BR Adj Comp Ftg-1/2″NPT | |||||
| Q – Pure Platinum | H – 0.025 | A – Fibre-Glass Insulation Hi Temp Trans (1000 F) | E – SS Adj Comp Ftg-1/8″ NPT | ||||||
| E – Super Clad | D – .079 (2mm) | B – Fibre-Glass w/Flex Armor Hi Temp Trans (1000F) | F – SS Adj Comp Ftg-1/4″ NPT | ||||||
| X – Hastalloy-X | Y – 3 mm | D – Fibre-Glass w/SSOB Hi Temp Trans (1000 F) | G – SS Adj Comp Ftg-3/8″NPT | ||||||
| F – 321SS | E – Hi Temp Glass w/SSOB Hi Temp Trans (1000F) | H – SS Adj Comp Ftg-1/2″NPT | |||||||
| L – HR160 | G – HI Temp Glass w/Flex Armor Hi Temp Trans (1000F) | I – CS Adj Comp Ftg-1/8″NPT | |||||||
| D – Titanium Sheath | H – Butt-welded Leads-Varflex-No Trans Ftg. | J – CS Adj Comp Ftg-1/4″NPT | |||||||
| M – Inconel 625 | L – Hi Temp Glass-Hi Temp Trans (1000 F) | K – CS Adj Comp Ftg-3/8″NPT | |||||||
| Y – Compostie Style Transition seamless weld to INCO 600 | L – CS Adj Comp Ftg-1/2″NPT | ||||||||
| M – BR Re-Adj Comp Ftg-1/8″NPT | |||||||||
| N – BR Re-Adj Comp Ftg-1/4″NPT | |||||||||
| P – BR Re-Adj Comp Ftg-3/8″NPT | |||||||||
| Q – BR Re-Adj Comp Ftg-1/2″NPT | |||||||||
| R – SS Re-Adj Comp Ftg-1/8″NPT | |||||||||
| S – SS Re-Adj Comp Ftg-1/4″NPT | |||||||||
| T – SS Re-Adj Comp Ftg-3/8″NPT | |||||||||
| U – SS Re-Adj Comp Ftg-1/2″NPT | |||||||||
| V – CS Re-Adj Comp Ftg-1/8″NPT | |||||||||
| W – CS Re-Adj Comp Ftg-1/4″NPT | |||||||||
| X – CS Re-Adj Comp Ftg-3/8″NPT | |||||||||
| Y – CS Re-Adj Comp Ftg-1/2″NPT | |||||||||
| Z – 1/2-Hex-1/2 S.L. Bushing |
Base Metal
| Calibration | Wire Size | H.L. Length | C.L. Length | Element Construction | Special |
|---|---|---|---|---|---|
| J – Iron Constantan | 08 – 8 Gauge | 000″ – 999″ (H.L.) | OO – None | A – Straight SGL Element Insul | O – None |
| K – Chromel Alumel | 11 – 11 Gauge | 00 – 99″ (C.L.) | C – 90 Deg Angle Ele w/ Insul | X – Special (consult factory) | |
| T – Copper Constantan | 14 – 14 Gauge | D – Bare Wire Element | D – Dual Element | ||
| E – Chromel Constantan | 16 – 16 Gauge | F – Straight Dual Ele w/ Insul | C – Lot Certification | ||
| N – Nicrosil Nisil | 18 – 18 Gauge | G – Angle Dual Element w/Insul | B – Butt Weld | ||
| M – Ni/Ni Moly | 20 – 20 Gauge | H – SGL One-hole Ins per Wire | E – Individual Cert | ||
| 22 – 22 Gauge | S – E-808-1 Ins | 3 – Butt Weld/Lot Certify | |||
| 24 – 24 Gauge | 4 – Dual/Butt Weld/Lot Certify | ||||
| 30 – 30 Gauge |
Base Metal Assemblies
| Calibration | Wire Size | Protection Tube | P/T Size | Hot Leg Size | Cold Leg Size | Optional Hardware | Effective Length | Heads | Specials |
|---|---|---|---|---|---|---|---|---|---|
| J – Iron Constantan | 08 – 8 Standard | 15 – 446 SS | A – 1/4″ NPT | 000 – 999″(HL) | OO – None | O – None | OO – None | OO – None | O – None |
| K – Chromel Alumel | 11 – 11 Standard | 16 – Pure Nickel | B – 1/2″ NPT | 00 – 99″ (CL) | A – Adjustable Flange | 00 – 99″ | A1 – 1″ Alum Screw Cover | X – Special | |
| T – Copper Constantan | 14 – 14 Standard | 17 – Inconel | C – 3/4″ NPT | B – 1/4″ NPT Fix Hex St.Mt. Bush | A2 – 1/2″ Alum Screw Cover | D – Dual Element | |||
| E – Chromel Constantan | 16 – 16 Standard | 18 – 304 SS | D – 1″ NPT | C – 1/2″ NPT Fix Hex St.Mt. Bush | A4 – 3/4″ Alum Screw Cover | C – Lot Certification | |||
| N – Nicrosil Nisil | 20 – 20 Standard | 19 – 310 SS | E – 1-3/4″ OD | D – 3/4″ NPT Fix Hex St.Mt. Bush | C1 – 1″ Cast Iron Head | H – SCH 80 | |||
| M – Ni/Ni Moly | 20 – 316 SS | F – 3/8″ OD | E – 1″ NPT Fix Hex St.Mt. Bush | C2 – 1/2″ Cast Iron Head | B – Open Both Ends | ||||
| 21 – Silicon Carbide | G – 11/16″ OD | F – 1-1/4″ NPT Fix Hex St.Mt. Bush | C4 – 3/4″ Cast Iron Head | E – Individual Cert | |||||
| 22 – Porcelain | H – 3/4″ OD | G – 1-1/2″ NPT Fix Hex St.Mt. Bush | G1 – 1″ General Purpose Head | 2 – Dual Element/Lot Certify | |||||
| 23 – Alumina | I – 7/8″ OD | H – 1/4″ NPT Fix Hex St.St. | G2 – 1/2″ General Purpose Head | ||||||
| 24 – Metal Ceramics | J – 1″ OD | J – 1/2″ NPT Fix Hex St.St. | G4 – 3/4″ General Purpose Head | ||||||
| 25 – Carbon Steel | K – 1/8″ NPT | K – 3/4″ NPT Fix Hex St.St. | S1 – 1″ Snap Cover Alum Head | ||||||
| 26 – Tercod | L – 3/8″ NPT | L – 1″ NPT Fix Hex St.St. | S2 – 1/2″ Snap Cover Alum Head | ||||||
| 27 – Cast Alloy | M – 1/2″ OD | M – 1-1/4″ NPT Fix Hex St.St. | S4 – 3/4″ Snap Cover Alum Head | ||||||
| 28 – Cast-Iron w/Tap | N – 7mm | N – 1-1/2″ NPT Fix Hex St.St. | 04 – Male Plug | ||||||
| 29 – 330 SS | P – 1/4″ OD | P – Hot Junction Cup | PA – Plug & Tube Adaptor | ||||||
| 30 – Hexoloy | Q – Tapered Plug | P2 – 1/2″ Polypropylene Head | |||||||
| 31 – Cast-T | R – 1/2 X 3/4″ St. Hex Fitting | R4 – Ram C.I.S.C. 3/4″ w/ Block | |||||||
| 32 – Refractory Coated | S – 3/4 X 1″ St. Hex fitting | B3 – Open Term. Head | |||||||
| 33 – Incoloy 800 | T – 6″ Alloy Sleeve | E1 – 1″ NPT Stainless Steel Screw Cover Head w/Block | |||||||
| 34 – Hastalloy C 276 | U – 6″ Carbon Steel Sleeve | E5 – 1/2″ NPT Stainless Steel Screw Cover Head w/Block | |||||||
| W – 1/2″-Hex-1/2″ | E4 – 3/4″ NPT Stainless Steel Screw Cover Head w/Block | ||||||||
| Y – 3/4″-Hex-3/4″ | D1 – 1″ Pyro Alum Flip Top w/Block | ||||||||
| Z – 3/4″ X 1-1/4″ Hex Fitting | D2 – 1/2″ Pyro Alum Flip Top w/Block | ||||||||
| 3 – 3/4″ X 1-1/2″ Hex Fitting | D4 – 3/4″ Pyro Alum Flip Top w/Block | ||||||||
| 2 – 3/4 X Close Nipple | |||||||||
| 4 – 1-1/4″ St.St. BSPT Mtg Bushing | |||||||||
| X – 1″-Hex-1″ | |||||||||
| 5 – Alloy sleeve (specify length) |
