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King Instrument
King Instrument 7430 / 7440 Series Glass Tube Rotameter
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Parámetros clave
Accuracy
±6% of full scale flow (65 mm); see catalog for 150 mm
Type
Low-flow borosilicate glass tube rotameter (7430 / 7440 Series)
Scale
65 mm or 150 mm detachable direct-reading scales
Connections
7430 horizontal / panel; 7440 vertical 1/4 in FNPT
Max Pressure
316L SS / Hastelloy fittings 200 psig; PVC 130 psig; PVDF 150 psig
Max Temperature
Gases 250 °F (121 °C); liquids 200 °F (93 °C) with SS/Hastelloy fittings
| Parámetro | Valor |
|---|---|
| Accuracy | ±6% of full scale flow (65 mm); see catalog for 150 mm |
| Type | Low-flow borosilicate glass tube rotameter (7430 / 7440 Series) |
| Scale | 65 mm or 150 mm detachable direct-reading scales |
| Connections | 7430 horizontal / panel; 7440 vertical 1/4 in FNPT |
| Max Pressure | 316L SS / Hastelloy fittings 200 psig; PVC 130 psig; PVDF 150 psig |
| Max Temperature | Gases 250 °F (121 °C); liquids 200 °F (93 °C) with SS/Hastelloy fittings |
| Flow Water | Approx. 0.56–1,800 cc/min water (model dependent) |
| Flow Air | Approx. 54–70,000 cc/min air (model dependent) |
| Document | King Catalog 7430 SERIES + 7440 SERIES |