L11/L31/L51 Series


L31305 L31305 @ Angle
L31305
L31305 @ Angle

Marsh Instruments Bimetal Thermometers are heavy-duty instruments for temperature indication in dual scale ranges from -50° to 1,000°F (-40° to 525°C). Series “L” Bimetal Thermometers include an easy-to-read dual scale, fast response, and accurate temperature indication. The hermetically sealed case is resistant to shock, vibration, dust, and moisture. The bimetal sensing element provides an accuracy to within 1% of scale. An external adjustment screw on the back of the case provides convenient reset and field calibration. Built-in over-range protection is a standard feature.

Features:
  • 1% Accuracy
  • All Stainless Steel, Welded Stem to Socket
  • Heavy Duty, Vibration Resistant Element Eliminates Need for Liquid Fill
Applications:
  • Industrial
  • Oil & Gas
  • Chemical/Petrochemical
  • HVAC
  • Commercial
Spec Accuracy
1% Full Scale, (reccomended immersion 2" in liquids, 4" in gases)
Bezel
Stainless Steel, Fixed
Connection
1/2" NPT Fixed Back Mount
Design
Meets/Exceeds ASME B40.100
Pointer
Aluminum, Black Painted
Stem Length
2.5", 4", 6", 9", 12", 15", 18", 24", custom (contact factory)
Mount
Fixed Back Mount
Subtitle
Fixed Back Mount
Series
L11/L31/L51 Series
Dial Color
Black Markings on White
Dial Size
2", 3", 5"
Pressure Ranges
Always Install Using Thermowell
Case
Stainless Steel
Standard Case Fill
Dry, Non-Fillable
Window
Glass, Acrylic (optional)
Dial Size(s)
2", 3", 5"
Stem
Stainless Steel, 0.25 Diameter
Standard Scale
Dual Scale Fahrenheit and Celsius
Temperature Ranges
Various Ranges -50F through 1000 F and C
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