Dial diameter

1½” (40mm)；2” (50mm)；2½” (63mm)；3” (75mm)；4” (100mm)；6” (150mm)

Case

Stainless steel 304, IP65

Crimp bezel for dial Φ1½” ~ 4”；Bayonet bezel for dial Φ2½” ~ 6”

Lens

Acrylic or glass for dial Φ1½” ~ 4” ；Safety glass for dial Φ 4” and 6”

Dial

Aluminum, black and red markings on white background, dial arc 270°

Measuring principle

Bourdon Tube, stainless steel 316

C form tube for ≦ 70 kg/cm²；Helical form tube for ＞70 kg/cm²

Movement

Stainless steel

Pointer

Aluminum, black, adjustable pointer available for dial Φ 4” and 6”

Connection

Male thread 1/8”, 1/4”, 3/8”, 1/2” PT(BSPT) / NPT / PF(BSP), stainless steel 316

Filling

Without (dry)；glycerin filled；silicon oil filled

Accuracy

±2% F.S. for Φ1½” & 2” ； ±1.5% F.S. for Φ2½” & 3” ； ±1% F.S. for Φ4” & 6”

Temperature limits

Dry：medium +100℃；ambient -20 to +60℃

Glycerin filled：medium +100℃；ambient +10 to +60℃

Silicon oil filled：medium +100℃；ambient -45 to +60℃

＜Silicon oil filled type can be for medium +200℃ only if the case and connection are welded together (argon-arc welding), available forΦ2½” & 4” & 6”.＞

Ranges

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.＞