Bimetal Catalog - CE Franklin Ltd.

BIMETAL THERMOMETER SPECIFICATIONS
Case: High Polished #304 Stainless Steel case and ring.
Hermetically sealed to prevent fogging and exclusion of
moisture, ensuring long life of internal components.
Gasket: Natural white rubber compatible with silicone filling.
Dial: Aluminum with baked enamel finish. Black numerals on
white background. Concave design with Celsius on lower plain
and Fahrenheit on upper. This allows close proximity of pointer
to divisions on scale for accurate readings.
Pointer: Aluminum, with baked enamel finish, balanced to
ensure a steady advance and decent.
Window: Food grade shatter-proof glass, 0.16” (4mm) thick.
Recalibration: Hex head adjustment screw with screw driver slot
allows the operator to re-zero the pointer for maximum accuracy
in selected area of the 270˚ degree dial. Thermometer must be
inserted at least 2.5” (63.5mm) into agitated bath with a
certified thermometer as a test comparison.
Stem: #304 high polished stainless steel, welded at tip and case
to prevent leakage. 1/4” (6.3mm) diameter for lengths to 24”.
Other dimensions and stem lengths available. Consult your
distributor.
Bimetal Coil: Heat treated and stress relieved to maintain a
constant expansion ratio and specified accuracy.
Pointer Flutter: Eliminated by application of 100,000 cs silicone
grease to bimetal coil on ranges up to and including 500˚F.
Over Range: Bimetal may be over ranged or under ranged
temporarily to 50% of full scale value.
Accuracy: As per ASME B40.3 Grade A 1% full span.
Silicone Filling: On severe vibration applications Gaugetech
Bimetals may be filled with silicone oil.
Instrument Connection: #304 stainless steel, 1/2 NPT.
Options: Other threaded connections, stem diameters and
lengths, silicone filling and special dials.
GAUGETECH INC. WILMINGTON, DE USA