KROHNE OPTISWIRL 5080 Handbook page 78

TECHNICAL DATA
7
Nominal flow velocity limits
Lower range limit
Upper range limit
ρ
is the fluid density at flowing conditions
f
Environmental protection
Ingress protection
Installation conditions
Inlet section
Outlet section
Materials
Flowmeter body & shedding
bar
Electronics housing &
housing covers
Seals
Dual measurement manifold
Process connections
DIN EN 1092-1
ASME B16.5
For detailed information on combination flange/pressure rating, refer to section "Dimensions and weights".
Electrical connections
Supply voltage
Cable entries
78
6.0/ √ρ m/s or 5.0/ √ρ
ft/s
f f
300/ √ρ m/s or 250/ √ρ
ft/s
f f
Electronics housing: IP66 / NEMA4X
≥ 15 x DN without disturbing flow;
≥ 20 x DN after pipe narrowing, after a single 90° bend
≥ 30 x DN after a double bend 2x90°
≥ 40 x DN after a double three-dimensional bend 2x90°
≥ 50 x DN after control valves
≥ 2 DN before a flow straightener;
≥ 8 DN after a flow straightener
≥ 5 x DN
OPTISWIRL 5080 flange version: OPTISWIRL 5080 flange version: OPTISWIRL 5080 flange version: OPTISWIRL 5080 flange version:
DN15...DN100: body and flanges in 316 stainless steel
DN150...DN200: body in 316 stainless steel; flanges in 304 stainless steel
DN250...DN300: body and flanges in 304 stainless steel
OPTISWIRL 5080 sandwich version: OPTISWIRL 5080 sandwich version: OPTISWIRL 5080 sandwich version: OPTISWIRL 5080 sandwich version:
316 stainless steel for all sizes or CX2MW Nickel Alloy (equivalent to Hastelloy
to DN100
Low copper, die-cast aluminum alloy with epoxy finish
Flow sensor seals for high temperature sensor: 316 stainless steel gasket; 316
SS/grafoil flow dam
Seal of housing covers, housing neck and terminal block: Buna-N O-ring seals
CF8M stainless steel
DN15...300
3/4...12"
15.5...42 VDC; depending on electrical safety approvals and certifications
Intrinsically safe: max. 30 VDC
With intrinsically safe certifications with a 24 VDC supply, an active barrier is required.
1/2 NPT or M20
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OPTISWIRL 5080
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