Model 4135

3" Head Diameter - Dual Fahrenheit and Celsius scales


Specifications and Features

  • Designed to meet the needs of the amateur or professional
  • The Solar® Weston exclusive MIRROBAND® dial eliminates parallax error
  • All stainless steel construction
  • Unique stainless steel clip adapts the thermometer for tray or tank use, or for hanging on any projection in the dark room
  • Outer Fahrenheit scale is black and the inner Celsius scale is red
  • Dual scale has clearly defined numerals and divisions indexed at 68"F and 20"C
  • 3" head diameter
  • Stem length: 6" Spiked.
  • Accuracy: ± .25% at 68°F and within ± 1% over the remainder of the range
  • Range: 25° to 125°F
  • External adjustment for calibration.

Factory Stocked Temperature Ranges

   Model 4315 - 6" Stem Length
Range(*) Model / Catalog No.
25 to 125°F 4135-O6000NF

Note: Model 4135 can be recalibrated by means of an external adjustment by firmly holding the head and immersing the stem at least two inches in an agitated known controlled temperature bath and turning the hex nut at the base of the thermometer head until the pointer indicates the correct temperature.