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Dial diameter
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1½” (40mm)；2” (50mm)；2½” (63mm)；3” (75mm)；4” (100mm)；6” (150mm)
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Case
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Stainless steel 304, IP65
Crimp bezel for dial Φ1½” ~ 4”；Bayonet bezel for dial Φ2½” ~ 6”
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Lens
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Acrylic or glass for dial Φ1½” ~ 4” ；Safety glass for dial Φ 4” and 6”
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Dial
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Aluminum, black and red markings on white background, dial arc 270°
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Measuring principle
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Bourdon Tube, brass
C form tube for ≦ 70 kg/cm2；Helical form tube for ＞70 kg/cm2
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Movement
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Brass
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Pointer
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Aluminum, black, adjustable pointer available for dial Φ 4” and 6”
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Connection
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Male thread 1/8”, 1/4”, 3/8”, 1/2” PT(BSPT) / NPT / PF(BSP), brass
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Filling
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Without (dry)；glycerin filled；silicon oil filled
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Accuracy
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±2% F.S. for Φ1½” & 2” ； ±1.5% F.S. for Φ2½” ~ 6”
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Temperature limits
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Dry：medium +60℃；ambient -20 to +60℃
Glycerin filled：medium +60℃；ambient +10 to +60℃
Silicon oil filled：medium +60℃；ambient -45 to +60℃
＜Available for medium +180℃ if the bourdon tube is silver soldered. This is special custom-made type upon request.＞
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Ranges
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positive 0 / 1 ~ 0 / 1000 kg/cm2
negative 0 / -76 cmHg (relative vacuum)
compound -76cmHg / 0 / 1 ~ -76cmHg / 0 / 20 kg/cm2
＜other units available, e.g. psi, bar, MPa…etc.＞
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