This product brochure provides you with a view of teltru quality as well as all the information you need to select the bimetal. Bimetal thermometers are inexpensive, simple, and durable. An expansion temperature gauge consists of a temperature sensor, a capillary and a bourdon tube. Mechanical temperature measuring instruments wika data sheet in 00. Series bt bimetal thermometer is accurate and reliable. Shipping information all shipping times are dependent on product availability at time of shipment. Reotemp is a globally recognized iso 9001 manufacturer of temperature and pressure instrumentation. Digital temperature gauge with rtd and thermocouple input. There is a long history of superior quality in engineering, manufacturing and customer service of these products. Our s2taf is a bimetal temperature switch with brass body and an internal sensing cavity. We recently started to cooperate with ningbo gc pressure gauge company. The bimetal thermometer was designed to be a less accurate, but more rugged measuring device than the glass thermometer. High quality gauges are proven for its precision, reliability, safety and high product life cycle in worldwide onshore and offshore industries. The bimetal thermometer is manufactured in accordance with the en 190 standard which meets the high requirements of the process industries.
Configure product now request a quote adjustable angle bimetal thermometer reotemps bimetal thermometers are reliable and accurate temperature sensors requiring no electricity or wiring. Two metal stripes of extreme heat expansion are welded together in a special process. We are currently operating with a very limited onsite staff to. The stem of the thermometer should then be coated with a heat.
How does a bimetal thermometer work mga controls ltd. Wika temperature gauge can add any document from the download area to your wish list. This product brochure provides you with a view of teltru quality as well as all the information you need to select the bimetal thermometer most appropriate for. Ei bimetal thermometer ashcroft pdf catalogs technical. Each ashcroft industrial bimetal thermometer is backed by a limited five year warranty. The temperature is measured with a bimetal system inside the thermometer stem. As purely mechanical devices, they display only the current temperature on their dial. Reotemp is a globally recognized iso 9001 registered manufacturer of temperature and pressure instrumentation.
Reotemp sells through a mature distribution network that reaches 30 countries worldwide. Temperature measurement devices, bimetal thermometers and. Principles and methods of temperature measurement course content temperature can be measured via a diverse array of sensors. Reotemp sells through a mature distribution network that reaches all 50 states and 30 countries worldwide. The bimetal disc carries no current, and this eliminates the possibility of arcing. Badotherm bdt42, bdt43, bdt44 pressure gauge syphon. Adjustable angle bimetal thermometer reotemp instruments. Manufacturers of bimetal temperature gauge in india. The range of bimetallic temperature gauges from hma instrumentation are designed for accurate temperature measurement, featuring a reliable, robust design for industrial purposes. Each thermometer is manufactured to a standard accuracy of 1% of span. When the temperature exceeds the temperature range, it may cause the temperature gauge to break. They can be recalibrated with a turn of the calibration screw on the back of the dial. What impresses me most is the high quality standard of their gauge products. The trerice adjustable angle bimetal thermometer can be configured to the most desirable viewing angle.
Dimensions in mm hex g l1 l d d 11 11 100 100 65 100 25 25 12 bsp 12 bsp 0. The measuring element consists of two metal tapes welded together. Bimetal temperature gauges operate with a measuring system in the form of a helical or spiral tube. The bdtb18 is available with various connections, such as. We have a wide range of thermometer stock, from bimetal to gas thermometers. Features include high accuracy, low ambient error, no. Data sheet bdtb18 bimetal thermometer page 1 of 4 badotherm thermometer model bdtb18 is available in 63 to 160 mm diameter. Back connect thermometers are ideal for local, eyelevel temperature readings in most process applications. In many industrial applications there are still locations where it is desirable to know what the temperature of. The measuring system must be brought as closely together as possible with the body to be measured. Therefore, one strip will expand faster than the other causing the bimetal strip to curl in proportion to its temperature.
If you require a temperature gauge, visit our online store today or contact us for more information. Pressure and temperature gauges aircom has been a proud distributor of reotemp instruments products for almost 20 years. All sales subject to standard terms and conditions. The gauges, commonly known as thermometers, measure heat in different ways depending on the type. Temperature ranges see tables on pages 3 and 4 for more ranges 0200f 0200f 2 of 5 data sheet ei bimetal thermometer all speciflcations are subject to change without notice. They are often used in food and beverage preparation, process temperature measurement, wastewater treatment, boiler systems, and other places. Bimetals ashcroft pressure and temperature instrumentation. Otherwise known as a bimetallic dial thermometer, they operate by employing the use of two dissimilar metals that react to temperature at. Build a dampenedmovement bimetal thermometer ordering number by combining the designators in the sequence shown below. The bimetal thermometer is a temperature gauge whose principle of measuring is based on the different expansion of metals. This datasheet can specify thermometers with a single or double helix bimetal temperature sensor and electrical alarm contacts. As a consequence of covid19, lead times are extended substantially for all orders deemed nonessential. The bimetal system is built in the stem of the thermometer and functions as a temperature sensor. Bimetal dial thermometers are simple in construction, yet rugged.
If one end of the bimetal measuring system is firmly clamped, the other wika temperature gauge will rotate the pointer shaft. The speciallydesigned head provides for 180 movement, allowing users to set the best position for maximum readability upon installation. This measuring instrument indicates the temperature of e. Product data sheets bimetal thermometers pdf, catalog page. The bimetal thermometer is a temperature gauge whose principle of measuring is based. Data sheet bdtb18 bimetal thermometer page 2 of 4 temperature and pressure details working temperature working pressure limitations steady measuring range per en 190 maximum 25 bar at 20c short time temperature measurement devices 1 thermometers thermowells temperature measurement devices bimetal thermometers and thermowells accurate to 1 % of full scale in accordance with asme b40. Temperature is the most commonly measured process parameter in the world as it is often critical to the success or failure of a process. Shop from the huge collection of wika temperature gauges. Bimetal thermometers are a simple and cost effective way to achieve a visual indication of temperature in a process. Temperature measurement devices 1 thermometers thermowells temperature measurement devices bimetal thermometers and thermowells accurate to 1 % of full scale in accordance with asme b40.
Here you can find data sheets of our dial thermometers for download. Badotherm bdt49 pressure gauge overpressure protector. The most widely used measuring methods rely on temperature dependent physical and material characteristics. Temperature gauges operate on the gasactuated, bimetal or expansion principle. The tapes having different coefficients of thermal expansion.
Creates sealed system where thermometer can be removed without shutting down the system. The bimetal system consists of two metal strips bonded together that have different expansion coefficients. This type of thermometer is available as direct mounting and as capillary thermometer. Gauge offers 3 and 5 heavy duty, industrial bimetallic thermometers with a versatile case and stem that can be adjusted to almost any angle for easy viewing. Request a quote standard gas actuated thermometers reotemps gas actuated thermometers combine advanced gas coil technology with a stateoftheart adsorbentclass iv thermal system, producing a superior temperature measurement instrument that can be fitted to a wide variety of applications. Bimetal thermometer process grade all stainless steel construction type ti. This instrument has a hermetically sealed, stainless steel case designed to withstand the rigors of industrial environments, while producing an accurate, responsive fmeasurement. The strip consists of two strips of different metals which expand at different rates as they are heated, usually steel and copper, or in some cases steel and brass. Bimetal thermometer for the process industry per en 190. They are used for measurement of temperature in most of the industrial applications. Click here for s2tafs3taf datasheet ordering information. Choose from the bimetal dial thermometer, liquid or gas filled dial thermometer. Minimum insertion length minimum insertion length tb.
Those two inseparable jointed metal strips each have a different thermal expansion coefficient. In many industrial applications there are still locations where it is desirable to know what the temperature of a fluid or device is, but it. The measuring method of a bimetal thermometer is the expansion of two different metals. All of them infer temperature by sensing some change in a physical characteristic. Indicating temperature switches, that combine indicating with switching are also available. Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Aug 20, 2018 wika temperature gauge pdf download back temperature gauge online in india for only rs at 12% off. If the gauges will cross the equator or pass through cold regions during shipment, or will be stored in a cold region, careful attention is required.
Bimetal thermometer datasheet free specification sheet templates for excel and pdf. The temperature is measured by means of a bimetal system inside the temperature sensor. The reset switching temperature is typically 515 k below the switching temperature. Bimetal dial thermometer the bimetal thermometer employs a bimetal strip in the form of helix it works on the principle of thermal expansion two metals having different coefficient of expansions are joined to form a bimetal. A temperature gauge is used to measure the force of heat in a machine or application. The bimetallic thermometer essentially consists of an immer sion tube with a weldedin bimetallic helix and a display unit with a dial and a pointer fixed onto them. Temperature products model adj 3 and 5 adjustable angle industrial bimetallic thermometers description u. A bimetallic strip is used to convert a temperature change into mechanical displacement. Standard gas actuated thermometers reotemp instruments. Types of temperature gauges for temperature measurement. Here, mga controls discuss the difference between bimetal industrial thermometers and gas thermometers, outlining the advantages of both.
Measuring principles temperature stewartbuchanan gauges. When a thermometer is equipped with a well, the well should be installed onto the apparatus first. Bimetal thermometers ashcroft bimetal thermometers are available in a variety of case styles, temperature ranges, and each ashcroft industrial bimetal thermometer is backed by a limited five year warranty. Wika part of your business solutions for pressure, temperature, force and level measurement, flow measurement, calibration and sf 6 gas solutions from wika are an integral component of our customers business processes this is why we consider ourselves to be not just suppliers of measurement components but rather more a competent partner that offers comprehensive solutions in close co. Ei series bimetal thermometers features 1% full span accuracy asme b40. The resultant expansion of bimetal is proportional to temperature. Pyrosales provide a variety of temperature gauges to cater to a range of industrial applications. Pressure and temperature gauges aircom instrumentation. Manufacturer and distributor of bimetal thermometers, digital thermometers, temperature and pressure transmitters, pressure gauges and accessory products. The international temperature scale is a temperature scale to accord with the results of thermodynamic temperature measurements along with the definition of thermodynamic temperature in 2. The measuring system itself is filled with a liquid. The different expansions force the flat strip to bend one way if heated, and in the opposite direction if cooled below its initial temperature. Mga controls are leading instrumentation suppliers.
Click once on the download button to download the data sheet in excel format. Bimetal temperature gauges are available with a scale range of 70. The o temp line is designed for oem applications in a variety of industrial applications where a more economical option is needed. Reotemps o temp bimetal thermometers are reliable and accurate temperature sensors requiring no electricity or wiring. Badotherm thermometer model bdtb18 is available in 63 to 160 mm diameter. Temperature gaugeeca all ss pressure gauge bourdon type. Tbr bimetal threaded thermowell winters instruments. A normally open noopen in the normal state switch closes a circuit on reaching the switching temperature. These bimetal thermometers are suitable for corrosive media and environments in chemical. Install the liquid filled type thermometer so that the maximum case temperature is kept below 150f at all times.
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