Weston

Bi Metallica Thermometers - Model 4304

3" Head Diameter - Universal Angle 1/2" N.P.T. - Model 4304

3" Head Diameter - Universal Angle 1/2" N.P.T. - Model 4504

Specifications and Features

  • Dial diameter 3"
  • Stem lengths: 2½", 4", 6", 9", 12", 18", and 24". Additional stem lengths available by special order
  • Stem diameter 1/4"
  • Scale length 9.9"
  • 1/2" N.P.T. connection
  • Breakage resistant glass windows
  • All 304 stainless steel construction
  • Removable bezel
  • All stainless steel welds for maximum corrosion resistance
  • Hermetically sealed against moisture
  • Rated Accuracy: ± 1% of total scale range
  • Custom stems longer than 36" are 3/8" diameter except for last 6" which is 1/4" diameter
  • Liquid filling available
  • External Adjustment for Calibration

Model 4304 - Factory Stocked Temperature Ranges

Stem Length ==> Range(°) 2.5" Model/Catalog No. 4" Model/Catalog No. 6" Model/Catalog No. 9" Model/Catalog No. 12" Model/Catalog No. 18" Model/Catalog No. 24" Model/Catalog No.
-40 to 120 °F 4304-02200DF 4304-04200DF 4304-06200DF 4304-09200DF 4304-12200DF 4304-18200DF 4304-24200DF
25 to 125 °F 4304-02200NF 4304-04200NF 4304-06200NF 4304-09200NF 4304-12200NF 4304-18200NF 4304-24200NF
0 to 200 °F 4304-02200IF 4304-04200IF 4304-06200IF 4304-09200IF 4304-12200IF 4304-18200IF 4304-24200IF
20 to 240 °F 4304-02200MF 4304-04200MF 4304-06200MF 4304-09200MF 4304-12200MF 4304-18200MF 4304-24200MF
50 to 300 °F 4304-02200QF 4304-04200QF 4304-06200QF 4304-09200QF 4304-12200QF 4304-18200QF 4304-24200QF
50 to 400 °F 4304-02200RF 4304-04200RF 4304-06200RF 4304-09200RF 4304-12200RF 4304-18200RF 4304-24200RF
50 to 500 °F 4304-02200SF 4304-04200SF 4304-06200SF 4304-09200SF 4304-12200SF 4304-18200SF 4304-24200SF
150 to 750 °F 4304-02200VF 4304-04200VF 4304-06200VF 4304-09200VF 4304-12200VF 4304-18200VF 4304-24200VF
200 to 1000 °F 4304-02200WF 4304-04200WF 4304-06200WF 4304-09200WF 4304-12200WF 4304-18200WF 4304-24200WF
0 to 50 °C 4304-02200HC 4304-04200HC 4304-06200HC 4304-09200HC 4304-12200HC 4304-18200HC 4304-24200HC
-10 to 110 °C 4304-02200GC 4304-04200GC 4304-06200GC 4304-09200GC 4304-12200GC 4304-18200GC 4304-24200GC
0 to 150 °C 4304-02200JC 4304-04200JC 4304-06200JC 4304-09200JC 4304-12200JC 4304-18200JC 4304-24200JC
0 to 300 °C 4304-02200MC 4304-04200MC 4304-06200MC 4304-09200MC 4304-12200MC 4304-18200MC 4304-24200MC

Note: For correct indications, the stem should be immersed at least 2" in liquids and 4" in gases. Maximum head temperature 220°F (104°C) with plastic window. *Not recommended for continuous operation above 800°F.