3.5 out of 5 stars with 6 reviews
Dwyer® Surface Mount Thermometer, ST250, 0-250°F (-20-120°C), 2" Dial
List Price
$33.00
Our Price
$33.00
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Measure the temperature of boilers, air ducts, motors, bearings, furnaces, or other surfaces with Series ST Surface Mount Thermometers. Dual magnet design allows easy mounting on any ferrous surface. Bi-metallic thermal sensing coil provides quick temperature measurement with ±2% full scale accuracy. |
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Range: 0 to 250°F (-20 to 120°C)
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Accuracy: ±2% full scale
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Dial Size: 2" (5.08 cm)
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Mounting: Two Alnico magnets on back
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Materials: Housing: Aluminum; Sensing Element: Bimetal coil
Product Information Specifications for Dwyer® Surface Mount Thermometer, ST250, 0-250°F (-20-120°C), 2" Dial Below:
| Manufacturer | Dwyer Instruments, Inc. |
| Brand | Dwyer |
| Item Weight | 0.05 pounds |
| Units in Package | 1 |
Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2" Stem, 1/2" NPT Fixed Center Back Mount Connection, 3" Dial, 0-140 F/C Range
Manufacturer: Winters
Brand: Winters Instruments
Model: TBM30025B3
![Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2\](https://images-na.ssl-images-amazon.com/images/I/511veNL8oPL._SL110_.jpg "Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2\") |
A general purpose, versatile stainless steel 304 thermometer. Bi-metallic sensing element for reliable readings. Fixed centre back connection. Anti-parallax dial that reduces operator reading errors. 5 Year warranty. Welded stem. Application: industrial process, heating and air conditioning, ventilation and wastewater. Dial 3" aluminum with black markings, dish-shaped. Case: stainless steel 304 AISI. Recalibrator: standard. Ring: stainless steel 304 AISI. Sensing element: bi-metallic coil. Pointer: aluminum, painted black. Maximum operating pressure: 125 psi (861 kPa). Operating temperature: 75 percent of full scale value (recommended maximum). Ambient temperature: -58/248 degree fahrenheit. +/- 1 Percent accuracy. Enclosure rating IP68. Lens: Glass standard, hermetically sealed. Re-zero adjustment screws are standard on the 3" dial. Connection: 1/2" NPT standard. Temperature ranges: 0 degree F to 140 degree F and -20 degree C to 60 degree C. RoHS Compliant.
Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2" Stem, 1/2" NPT Fixed Center Back Mount Connection, 3" Dial, 0-200 F/C Range
Manufacturer: Winters
Brand: Winters Instruments
Model: TBM30025B6
![Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2\](https://images-na.ssl-images-amazon.com/images/I/517AcTf5NJL._SL110_.jpg "Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2\") |
A general purpose, versatile stainless steel 304 thermometer. Bi-metallic sensing element for reliable readings. Fixed centre back connection. Anti-parallax dial that reduces operator reading errors. 5 Year warranty. Welded stem. Application: industrial process, heating and air conditioning, ventilation and wastewater. Dial 3" aluminum with black markings, dish-shaped. Case: stainless steel 304 AISI. Recalibrator: standard. Ring: stainless steel 304 AISI. Sensing element: bi-metallic coil. Pointer: aluminum, painted black. Maximum operating pressure: 125 psi (861 kPa). Operating temperature: 75 percent of full scale value (recommended maximum). Ambient temperature: -58/248 degree fahrenheit. +/- 1 Percent accuracy. Enclosure rating IP68. Lens: Glass standard, hermetically sealed. Re-zero adjustment screws are standard on the 3" dial. Connection: 1/2" NPT standard. Temperature ranges: 0 degree F to 200 degree F and -20 degree C to 90 degree C. RoHS Compliant.
Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2" Stem, 1/2" NPT Fixed Center Back Mount Connection, 3" Dial, 0-250 F/C Range
Manufacturer: Winters
Brand: Winters Instruments
Model: TBM30025B8
![Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2\](https://images-na.ssl-images-amazon.com/images/I/61V5F%2BMpfJL._SL110_.jpg "Winters TBM Series Stainless Steel 304 Dual Scale Bi-Metal Thermometer, 2-1/2\") |
A general purpose, versatile stainless steel 304 thermometer. Bi-metallic sensing element for reliable readings. Fixed centre back connection. Anti-parallax dial that reduces operator reading errors. 5 Year warranty. Welded stem. Application: industrial process, heating and air conditioning, ventilation and wastewater. Dial 3" aluminum with black markings, dish-shaped. Case: stainless steel 304 AISI. Recalibrator: standard. Ring: stainless steel 304 AISI. Sensing element: bi-metallic coil. Pointer: aluminum, painted black. Maximum operating pressure: 125 psi (861 kPa). Operating temperature: 75 percent of full scale value (recommended maximum). Ambient temperature: -58/248 degree fahrenheit. +/- 1 Percent accuracy. Enclosure rating IP68. Lens: Glass standard, hermetically sealed. Re-zero adjustment screws are standard on the 3" dial. Connection: 1/2" NPT standard. Temperature ranges: 0 degree F to 250 degree F and -20 degree C to 120 degree C. RoHS Compliant.
Tel-Tru 34100259 Model Gt300R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 3" Dial, 1/2" Npt Back Connection, 0.250" Diameter x 2.5" Long 304Ss Stem, 20/240 Degrees Fahrenheit, +/- 1% Full Span Accuracy
Manufacturer: Tel-Tru Manufacturing Company
Brand: Tel-Tru
Model: 34100259
![Tel-Tru 34100259 Model Gt300R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 3\](http://ecx.images-amazon.com/images/I/31wTEZHXC0L._SL110_.jpg "Tel-Tru 34100259 Model Gt300R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 3\") |
The Model GT300R is the best 3" dial back connected thermometer for heavy duty applications. The unique stem groove to identify the min. immersion for accurate reading. Glass window that is fully gasketed.
Tel-Tru 34100650 Model Gt300R Resettable Bi-Metal Process Grade Thermometer, Stainless Steel, 3" Dial, 1/2" Npt Back Connection, 0.250" Diameter x 6" Long 304Ss Stem, 0/200 Degrees Fahrenheit, +/- 1% Full Span Accuracy
Manufacturer: Tel-Tru Manufacturing Company
Brand: Tel-Tru
Model: 34100650
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The Model GT300R is the best 3" dial back connected thermometer for heavy duty applications. The unique stem groove to identify the min. immersion for accurate reading. Glass window that is fully gasketed.
WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3" Dial, -40/120 Degrees F/C, 2-1/2" Stem, 1/2"NPT Connection, Back Mount
Manufacturer: WIKA Instrument Corporation
Brand: WIKA
Model: 30025D002G4
![WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3\](http://ecx.images-amazon.com/images/I/518%2BqpH4DnL._SL110_.jpg "WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3\") |
WIKA bimetal thermometers are ideal for most rugged industrial temperature measurement applications. The hermetically- sealed case offers protection from weather and dust, and is guaranteed against fogging up. WIKA Type TI.30 thermometers are guaranteed for 7 years. Ranges: -100 degree F to 1000 degree F (and equivalent Celsius). Working range - steady: full scale value and short time: 110 percent of full scale value. Over range: temporary over or under range tolerance of 50 percent of scale up to 500 degree F. (260 degree C). For ranges above 500 degree F, maximum over range is 800 degree F, continous. 1000 degree F intermittent. Connection: Material 304 stainless steel, Center back mount (CBM), 1/2" NPT. Measuring element: bi-metal helix. Pointer: black aluminum. Stem: 304 stainless steel material, stem measures 1/4" diameter by 2-1/2" length, TIG welded at tip and case connection. Case: 304 stainless steel Material, hermetically sealed per ASME B40.3 standard Ingress protection IP 65 external reset slotted...
Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2" Stem, 0-250psi/kpa, 3" Dial Display, ±3-2-3% Accuracy, 1/2" NPT Back Mount, 70-320 Deg F/C
Manufacturer: Winters
Brand: Winters Instruments
Model: TTD398
![Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2\](https://images-na.ssl-images-amazon.com/images/I/51sWEZAzKzL._SL110_.jpg "Winters TTD Series Steel Dual Scale Tridicator Thermometer with 2\") |
Measures both pressure and temperature on the same dial. Dual scale. Back connection. Brass wetted parts. 2" Stems. Ranges are compliant to industry standard ASME boiler code section IV. Hot water and steam pressure for boilers. Dial: 3" aluminum, painted white. Case: steel, painted black. Lens: glass. Ring: chrome. Stem: brass. Socket: brass. Tube: brass. Movement: brass and phosphor bronze. Sensing element: bi-metallic coil, bourdon tube. Pointer: aluminum, anodized black. Welding: tin-alloy solder. Pressure limit: 75 percent of full scale range. Ambient temperature: 23 degree fahrenheit to 122 degree fahrenheit. Process temperature: 75 percent of full scale range. Accuracy: +/-3-2-3 percent, +/-3 percent of full scale. Enclosure rating: IP50. Temperature range: 70 degree F to 320 degree F. Pressure range: 0-250psi
WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3" Dial, 0/250 Degrees F/C, 12" Stem, 1/2"NPT Connection, Back Mount
Manufacturer: WIKA Instrument Corporation
Brand: WIKA
Model: 30120D006G4
![WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3\](https://images-na.ssl-images-amazon.com/images/I/518%2BqpH4DnL._SL110_.jpg "WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3\") |
WIKA bimetal thermometers are ideal for most rugged industrial temperature measurement applications. The hermetically- sealed case offers protection from weather and dust, and is guaranteed against fogging up. WIKA Type TI.30 thermometers are guaranteed for 7 years. Ranges: -100 degree F to 1000 degree F (and equivalent Celsius). Working range - steady: full scale value and short time: 110 percent of full scale value. Over range: temporary over or under range tolerance of 50 percent of scale up to 500 degree F. (260 degree C). For ranges above 500 degree F, maximum over range is 800 degree F, continous. 1000 degree F intermittent. Connection: Material 304 stainless steel, Center back mount (CBM), 1/2" NPT. Measuring element: bi-metal helix. Pointer: black aluminum. Stem: 304 stainless steel material, stem measures 1/4" diameter by 12" length, TIG welded at tip and case connection. Case: 304 stainless steel Material, hermetically sealed per ASME B40.3 standard Ingress protection IP 65 external reset slotted he...
WIKA TI.30 Stainless Steel 304 Process Grade Resettable Bi-Metal Thermometer, 3" Dial, 50/550 Degrees F, 12" Stem, 1/2"NPT Connection, Back Mount
Manufacturer: WIKA Instrument Corporation
Brand: WIKA
Model: 30120D216G4
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WIKA bimetal thermometers are ideal for most rugged industrial temperature measurement applications. The hermetically- sealed case offers protection from weather and dust, and is guaranteed against fogging up. WIKA Type TI.30 thermometers are guaranteed for 7 years. Ranges: -100 degree F to 1000 degree F (and equivalent Celsius). Working range - steady: full scale value and short time: 110 percent of full scale value. Over range: temporary over or under range tolerance of 50 percent of scale up to 500 degree F. (260 degree C). For ranges above 500 degree F, maximum over range is 800 degree F, continous. 1000 degree F intermittent. Connection: Material 304 stainless steel, Center back mount (CBM), 1/2" NPT. Measuring element: bi-metal helix. Pointer: black aluminum. Stem: 304 stainless steel material, stem measures 1/4" diameter by 12" length, TIG welded at tip and case connection. Case: 304 stainless steel Material, hermetically sealed per ASME B40.3 standard Ingress protection IP 65 external reset slotted he...
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