Analogue vacuum gauges are designed for vacuum meassurement. Kains manufacturers vacuumgauges in G 31 model and are manufactured with SS304 case and bezel and St. St. 316 / 316L wetted parts. Available in weather proof and glycerine filled…
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General Specification |
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Reference Standard |
EN – 837 / IS 3624-1987 / ASME |
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Model |
G 31 221 / 222 |
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Application |
Industrial process pressure measurement |
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Type |
Weather proof (KPG10) / Glycerine Filled (KPG20) |
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Nominal Diameter |
2 1/2” (63 mm) 4” (100 mm) 6” (150 mm) |
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Case Material |
304 St.St. |
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Bezel Material |
304 St.St. |
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Bezel fitting |
Bayonet Bezel |
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Stem/ Socket Material |
304St.St. |
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Sensing Element |
304 St. St / 316L St.St Bourdon tube |
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Joint |
Argon arc welded |
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Movement |
SS304 |
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Pointer |
Black Aluminium - |
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Dial |
White coated Aluminium |
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Marking |
Black ‘or’ Black and red combination for dual scale |
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Scale |
Single / Dual |
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Standard Unit |
kg/cm2 / kg/cm2 with psi (All other standard engineering units are available on request) |
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Mounting |
Please refer the mounting chart |
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Thread |
1/4” / 3/8” / ½” NPT / BSPP / BSPT; M 20 X 1.5 |
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Window |
Polycarbonate / Acrylic / Toughened glass |
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Available in |
Pressure / Compound / Vacuum |
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Minimum Range |
0 to -0.6 kg/cm2 / bar |
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Maximum range |
0 to -1 kg/cm2 / bar |
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Over Pressure |
130% FS Short time |
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Case filling liquid |
Glycerine / non-conductive fluid for Electric contact |
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Accuracy |
+/- 0.5%,1% ‘or’1.6% of FSD |
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Additional Fitment |
Optional* |
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Calibration Certificate |
Factory calibration certificate shall be provided |
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Additional Fitment |
Optional* (NOT AVAILABLE IN 2 1/2”) |
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Electric contact |
Snap action magnetic 1 NO / 1 NC / 2 NO / 2NC 1NO-1NC / 1NC-1 NO / |
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Rating |
380 V / 30W -50VA / 1 A (up to 10 A with rely) |
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Additional Fitment Diaphragm Sealed |
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Compact Diaphragm |
Flanged Diaphragm Sealed |
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Tri Clover Diaphragm |
I Section Flanged Diaphragm |
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Union Nut Diaphragm |
Threaded Diaphragm |
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Chemical Sealed |
High Pressure Diaphragm Sealed |
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Homogenizer Diaphragm Sealed |
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Additional Fitment Accessories |
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Snubber/ Dampner |
Isolation Valve / needle valve |
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Siphon |
Gauge saver/ Over Pressure protector |
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Gauge cock |
Cooling tower |
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Siphon with gauge cock |
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