The position that the pyrometer should occupy is subordinate to the construction of the furnace.
"Scientific American Supplement, No. 288" by Various
The pyrometer with its contained water was then just equal in heating capacity, while the temperature was not above 38 deg.
"Scientific American Supplement, No. 358, November 11, 1882" by Various
A somewhat similar instrument is the Gauntlett pyrometer, which is largely used in the north of England.
"Scientific American Supplement, No. 458, October 11, 1884" by Various
The leading principle on which the construction of this pyrometer has been based is the well-known law of the expansion of gases.
"Scientific American Supplement, No. 530, February 27, 1886" by Various
A good, reliable pyrometer to estimate temperatures to (say) 2500 deg.
"Scientific American Supplement, No. 611, September 17, 1887" by Various
A very accurate type of pyrometer, but one not so commonly used as those previously described, is the resistance pyrometer.
"The Working of Steel" by Fred H. Colvin
On looking through the pyrometer, a circle of red light appears, divided into distinct halves of different intensities.
"Steam, Its Generation and Use" by Babcock & Wilcox Co.
For this reason the use of a pyrometer, when possible, saves mistakes and trouble.
"Choice Cookery" by Catherine Owen
By means of this instrument (called a Pyrometer) we may estimate, in the most exact manner, the various dilatations of any solid body by heat.
"Conversations on Chemistry, V. 1-2" by Jane Marcet
Drop a recording pyrometer.
"Two Thousand Miles Below" by Charles Willard Diffin
But today, affordable ($50 to $90) noncontact or infrared pyrometers make this an easier and more accurate undertaking.
LumaSense Technologies's pyrometer is designed to provide greater accuracy in metal, glass, silicon and cement manufacturing.
This expert-system multiwavelength pyrometer overcomes many of the limitations associated with traditional pyrometers and has provided a wealth of information not previously available.
How To Use an Infrared Pyrometer: Too Hot, or Not.
An infrared or noncontact pyrometer takes the guesswork out of taking temperatures.
Two-color, digital- ratio pyrometer released.