Japan, Krohne
Krohne DK46/47/48/800 Variable Area Flowmeters
Made in Japan
Manufacturer: KROHNE Japan KK
Model: DK46/47/48/800
Features
- Cost-effective small purgemeter
- Low-cost measuring principle without auxiliary power
- Maximum measuring error: ±1 / ±2.5 / ±4% (acc. to VDI/VDE 3513-2) or ±1 / ±2 / ±3% of full scale
- Fine metering of very small volumes of liquids and gases
- Integrated high quality needle valve in foot or head piece
- Stainless steel, brass or PVDF fittings
- Suitable for use in Safety Instrumented Systems with SIL 2, in redundant design (1oo2) also in SIL 3 applications (type A device)
- No wearing parts
Typical Applications
Various industries
- Process or carrier gases
- Purge fluids for measuring systems
- Air or water
- Nitrogen, CO2 or other inert gases
- Sample flow monitoring in gas analysers etc.
- Gas sparging in liquids
Conventional and nuclear power industry
- Air, gases (nitrogen, hydrogen, methane etc.)
- Water
Specifications
General Information | |
---|---|
Product type | Flowmeter |
Product family name | DK |
Product positioning | For low flow gas or liquid applications and sample flow monitoring |
Measurement principle | Variable area float |
Measured media | Liquids, Gases |
Operating Conditions | |
---|---|
Process pressure | max. 10 barg / 145 psig |
Process temperature | 0…+100°C / 32…+212°F |
Materials | |
---|---|
Measuring tube | Borosilicate glass |
Gaskets | Ethylene propylene diene monomer (EPDM), Polytetrafluoroethylene (PTFE), Perfluoroelastomer rubber (FFKM), Fluoroelastomer rubber (FPM) |
Process connection | Austenitic stainless steel (1.4404/316L), Polyvinylidene fluoride (PVDF), Nickel-plated brass |
Process Connections | |
---|---|
Flange connections | EN (1092-1): DN15…25 ASME (B 16.5): ½…1″ |
Thread connections | Female: G¼, ¼ NPT |
Other connections | Swagelok, Serto, Ermeto, Hose, Gyrolok |
Approvals/Standards | |
---|---|
Certificates/Approvals Ex | ATEX, NEPSI, PESO, UKEX |
Certificates/Approvals Nuclear | Nuclear qualification on request (e.g. acc. to ASME III, RCC-M/E, etc.) |
Certificates/Approvals Safety | SIL 2 |
Communication | |
---|---|
Discrete outputs | Limit switches |
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