KROHNE OPTIFLUX 4400 Electromagnetic flowmeter

KROHNE OPTIFLUX 4400 Electromagnetic flowmeter for safety instrumented systems (SIS) and high-accuracy requirements

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Description

KROHNE OPTIFLUX 4400 Electromagnetic flowmeter for safety instrumented systems (SIS) and high-accuracy requirements

Specifications

Depending on selected device configuration

General information

Product type Flowmeter
Product family name OPTIFLUX
Product positioning For safety instrumented systems
Measurement principle Electromagnetic
Measured media Liquids
Contact to measured medium
Yes
Ambient temperature -40…+60°C /
-40…+140°F
Up to +65°C / +149°F with fan
Nominal diameter / size DN2.5…DN2000 / ⅒…80
Power supply (VAC) 85…252 V AC
Power supply (VDC) 24 V DC

Operating conditions

Process pressure max. 40 barg/
580 psig
Process temperature -40…+180°C/
-40…+356°F

Materials

Liner Perfluoroalkoxy alkane (PFA), Polytetrafluoroethylene (PTFE), Polyuretane (PUR), Hard rubber, Ethylene tetrafluoroethylene (ETFE)

Process connections

Flange connections EN (1092-1): DN2.5…2000 (larger on request)
ASME (B 16.5): ⅒…80″ (larger on request)
JIS (B 2220): 2.5…1000A

Approvals/Standards

Certificates/Approvals Ex ATEX, IECEx
Certificates/Approvals Safety SIL 2/3
NAMUR compliance
NE 107, NE 21, NE 43, NE 53, NE 131

Communication

Analogue outputs 4…20 mA
Discrete outputs Pulse, Frequency, Status
Digital outputs HART®

Accuracy

Accuracy (liquids) Measuring error ±0.2% of measured value (±1 mm/s)

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