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Dial 2.5” (63mm), 3.5” (90mm), 4” (100mm), 4.5” (115mm), 6” (150mm), 8.5” (215mm)
Case/Ring

2.5” (63mm): 316 SS

3.5” (90mm), 4” (100mm): Steel, painted black

Others: Aluminum, painted black

Lens

2.5” (63mm) to 6” (150mm): Glass

Others: Polycarbonate

Connection

Plain,

Brass or 316 SS sliding union,

Brass or 316 SS thermowell

Sensing Fill Gas or vapour
Movement

Gas: 304 SS

Vapour: Brass

Pointer Aluminum, painted black
Accuracy

Gas: ±0.5% of full scale value

Vapour: ±2% of full scale value

Bulb

6” (150mm),  1/2” diameter standard

Custom sizes available